直缝钢管生产装备与工艺介绍
中英文对照
1.直缝管生产主要装备技术简介
ERW生产线全线采用PLC自动控制。
开卷机：双锥自动开卷，采用光电对中控制系统，可开卷重20吨；
接板机：自动剪切对焊，前后钢卷头尾对接埋弧自动焊；
储料坑：采用光电检测系统；
成型机：采用目前比较先进的排辊成型方式，接近自然成型，这种成型原理是：当带钢初成型后进入排辊成型，通过大量小直径被动排辊使钢带逐渐形成圆形，这种“自然成型方法”有以下优点：
⑴实际成型过程中，带钢边部纵向平整、无波浪、无皱折；
⑵在圆周上得到精确的几何形状；
⑶三架精成型采用四辊万能机架，便于调整，可得到理想的几何形状；
高频发生器：600KW高频发生器由一个PLC控制，具有焊接温度显示自动控制系统，防止火花短路系统，报警系统，即适用于感应焊，也适用于接触焊。震荡电路有自己的柜体，该柜体积小，便于靠近焊管生产线，使高频发生器输出和感应圈之间的功率损失最小，整机输出功率高；
挤压焊接装置：由四辊挤压和焊接顶辊完成，可方便调整挤压力和V型开口角，既能保证适当的挤压力，又能得到一个稳定的烧化和熔解的过程；
内毛刺去除装置:由液压控制，稳定可靠，内毛刺剩余高度控制在合同规定的范围；
热处理装置：焊缝中频常化热处理机三台（1500KW、美国），加热宽度30mm，加热效率高，保证加热深度渗透全壁
厚；同时具有消除焊接残余应力作用；
定径矫直机：采用四辊万能机架，经减径整圆，达到理想的外径公差、圆度及直度，兼有降低焊缝残余应力作用；
飞切定尺机：采用微机控制的液压加力旋切式（四把园盘切刀）切断方式，无噪音、无铁屑消耗，对焊缝无损伤，定尺精度±3mm；
平头倒坡口机：采用先进的液压仿型装置，微机自动控制升降台架、传输、平头、倒坡口。管端可加工为用户要求的形状，便于用户管端对口接焊。
2.直缝管生产工艺
2.1工艺简述
准备段：主要包括备卷、开卷、直头整平、剪切对焊、
递料、储料、拉出整平、对中、板材电磁超声波探伤等工序。
制管段：予成型、排辊成型、精成型、五辊挤压高频焊接、去除内外毛刺、在线超声波探伤、焊缝热处理、定径、矫直飞切定尺。
精整段：平头倒坡口、水压试验、手动超声波复检、最终检验、标识、包装。
2.2 工艺流程图
Steel Pipe Manufacturing Equipments
and Technology Process
1. Line Pipe Main Manufacturing Equipment Technology
(ERW) production line adopt PLC automatic control completely.
Uncoiler:Double-cone uncoiler, adopting light and electricity center control system, can uncoil 20MT
weight.
Coil butting-welding machine: welding of coil in automatic shears, the former end and the later head is butting- welding by submerged arc welding.
Store material spot:adopting light and electrical inspection system.
Forming machine: adopting the relatively advanced standing forming way of roller at present. It’s close to natural forming. This kind of forming principle is: After skelp pre-formed and enter standing-roller form, arrange roller make skelp form in the round gradually passively through little diameters. There are following merits in this kind of “natural forming method”
⑴ In actual forming process ,the transverse edges of coil are smooth without wave ,wrinkly .
⑵ In circumference to get the accurate geometry.
⑶There fine-forming adopt four rollers of omnipotence stand. easy to adjust, can get the ideal geometry form .
600KW high frequency generator is controlled by one PLC .There is temperature of welding that shows the
automatic control system .It prevents flash short circuit system ,warning system suitable for reaction weld and keeping in touch welding too .Oscillating circuit have own cupboard body with little volume .It’s easy close to welding production line .Making the high frequency generator export the power while enclosing with reaction to lose the minimum .The out put power of the complete machine is high .
Extruded welding equipments:
It’s finished by four rollers and extruded welding, very convenient to adjust extrusion strength and V type opening’s corner ,can guarantee proper extrusion strength ,also get the course of a steady burning and fusion .
The removal equipments of internal flash:
The equipment is controlled by the hydraulic pressure , It’s reliable to be steady .Interior burr reinforcement shall be controlled within the range stipulated in the contract .
Heat treatment equipments:
Three welding seam mid-frequency normalized heat treatment (1500KW, USA). Heating width is 30mm with
high efficiency and can penetrate the whole wall thickness .Dispel welding remaining stress function at the same time
Sizing and Straightening Machine:
Adopting four rollers of omnipotence stand, through reducing diameter and rounded, reach the ideal OD tolerance, roundness and straightness . Reduce the remaining stress function of welding seam too.
Flying cut-off disc cutter:
Adopt hydraulic pressure thrust augmentation who computer control (four disc cutter) cut off the way without noise and scrapes abrasion and no imperfection in welding seam . sizing precision : ± 3mm End beveled machine:
Adopting advanced hydrostatic pressure imitative device , computer automatically control go up and down table , transmit crew cut , chamfer .In charge of accurate from chamfering angle : 30±(0-5)°C . The root face leave :1.6mm ±0.8mm . It’s convenient to user connect and weld.
2.Line Pipe Manufacturing Process
2.1Brief
Preparing Section:
Including preparing coil, coil opening, head leveling, shear end welding, feeding material, storing material, pulling-out leveling, strip centering, strip electromagnetic UT detection and so on.
Manufacturing Section:
Pre-forming, standing-roller forming, fin-pass forming, five-roller extruded high frequency welding, the removal of inside and outside burr, in-line UT detection, welding seam heat treatment, sizing, straightening disc cutting-off.
Fin Section:
End beveled, hydraulic pressure testing, manual UT re-testing, final inspection, marking, package.
2.2 Technological Process
双面埋弧焊螺旋钢管
生产装备与工艺介绍
中英文对照
一、钢卷Coil
1.外观和尺寸检验
Visual & Dimensional Inspection
1.1外观检验：钢卷表面应进行外观检验。
1.2尺寸检验：应使用超声波测厚仪或千分尺检测钢卷的壁厚和卷尺检测钢卷的宽度。
1.3检查钢卷质证书。
1.1Visual inspection: coil surfaces shall be inspected visually.
1.2Dimensional inspection: the coil wall thickness shall be measured by ultrasonic thickness meter or micrometer calipers and width shall be measured by tape.
1.3MTC of steel coil - review.
二、钢管Pipe
1.开卷Uncoiling
钢卷经检测，转运至开卷机。将钢卷旋转并打开。
钢卷不得含有任何补焊焊缝。
Coils certified by inspection are transported to the uncoiling machine. The coil is rotated by rotate rolls and opened.
Coils shall not contain any repair weld.
2.轿平Flattening
钢卷经5/7辊矫平机轿平，同时注意钢卷的表面划伤及异物。
Flattening the coil by 5/7 rolls, and pay attention to the coil surfaces scratch and foreign matter.
3.剪切对焊Shearing and Butt Welding
将前后两卷钢卷的头尾剪切后对焊，保证生产的连续性。
采用埋弧焊进行钢卷的对焊操作。
When a coil finished, another new coil shall be uncoiled and its front end shall be welded with the end
of the previous coil in order to keep the continuity of the production.
The skelp end welds are welded using SAW process.
4.铣边Edge Milling
钢卷的两个板边都应加工。
铣边后，应抽查板边纵向的坡口尺寸和钢卷宽度，坡口表面应干净。
Both plate edges shall be milled.
After milling, randomly check the longitudinal welding bevel size and plate width. Surface of bevel shall be clean.
5.板边预弯Preliminary Rolling
钢卷的两个板边都应预弯。
预弯后，应抽查板边预弯曲率。
Both helical edges of each coil shall be pre-bended.
After bending, randomly check the curvature of edge.
6. 成型Forming
调整成型角度及三个成型辊的位置，调整支承辊的位置。
检查焊接点板边的对应情况及管径。
检查钢带的曲率，调整2号辊的气缸压力。
Adjust the forming angle and position of three set of forming rollers; adjust position of supporting roller.
Check the welding clearance of occlude point and the deviation of the diameter.
Check the curvature radius of steel strip by standard sample and adjust pressure of the cylinder of 2# roller.
7.内外焊Internal and External Welding
钢管的螺旋焊缝采用林肯焊机进行自动焊埋弧焊焊接。
焊接应按经评定的焊接工艺进行。
The helical weld seam shall be made by automatic submerged arc welding method with Lincoln welding machine.
Weld shall be made in accordance with a qualified welding procedure.
8.切断Cutting Off
钢管按客户要求长度切断。
采用等离子切割进行钢管定尺切断。
Cut the pipe to a customer’s length requirement.
Plasma flame cutting method is adopted to cut specified pipe length.
9.取样Interception of Sample
在钢管上取样进行产品试验。
Samples shall be taken from the pipe for production test.
10.焊缝X射线实时成像检验
X-ray Real Time Imaging Inspection of Weld Seam 每支钢管全长进行自动X射线实时成像检验。
每支钢管的两端至少228mm和补焊处应进行X射线静态抓图检查。
验收：API 5L PSL1 45th附录E。
The entire length of each pipe weld seam shall be subjected to automatic X-ray real time imaging inspection.
Both pipe ends weld seam at least 228 mm and repairs
of each pipe shall be subjected to X-ray static image examination.
Acceptance: API 5L PSL1 45th ANNEX E.
11.管端焊缝修磨
Weld Seam Grinding for Pipe End
管端100mm范围内的内焊缝应打磨。
打磨后，管端打磨区域焊缝剩余高度不超过0.5mm。
Internal weld seam shall be grinded for a distance of 100mm from each pipe end.
After it, grinded area of pipe end remained weld seam reinforcement shall not exceed 0.5mm.
12.水压试验Hydrostatic Test
每支钢管都应进行水压试验。
记录系统：自动波形图方法。
每支钢管的压力－时间曲线都应被自动记录在图表上。
试验压力测量装置应在每次使用前四个月内进行校准。
试验压力按以下要求：P≥14.9MPa
持压时间：至少5秒。
验收：没有任何渗漏。
Each pipe shall be subjected to hydrostatic test.
Recording system: Pen-oscillograph method.
Pressure-time curve of each pipe shall be recorded on chart automatically.
Calibration of pressure gauge:Hydrostatic test gauges shall be calibrated prior to each production within four months.
Test pressure: P≥14.9MPa.
Holding time: minimum 5 seconds.
Acceptance: without any leakage.
13.全管体自动超声波检验
Full Length of Pipe Body Auto UT
每支钢管全长进行自动超声波检验。
验收：API 5L PSL1 45th 附录E。
The whole pipe body shall be inspected by automatic UT.
Acceptance inspection: API 5L PSL1 45th ANNEX E.
14.修端End Mechanical Facing
管端坡口如下图所示：
两端的切斜应不大于1.6mm。
如果超出以上标准，钢管应重修端。
坡口角度：30°～35°，钝边尺寸1.6±0.8mm。
The beveled pipe end as follows:
Squareness of both ends shall not exceed 1.6mm.
In case of exceed the above criteria, the pipe shall be re-beveled.
Bevel angle: 30°～35°, Root face: 1.6±0.8mm.
15.管端焊缝手动超声波检验
Manual UT Inspection of End Weld Seam
管端228mm焊缝应进行手工超声波检验。
验收：API 5L PSL1 45th 附录E。
The pipe end weld seam 228mm shall be subjected to manual ultrasonic inspection.
Acceptance: API 5L PSL1 45thANNEX E.
16.钢管外观和尺寸检验
Pipe Visual and Dimensional Inspection
以下的尺寸检验和钢管全长表面应进行检验。
The following dimensional inspection and entire length surface visual inspection shall be performed.
17.称重测长
Length and Weight Measurement Device
使用称重测长设备自动测量每支钢管重量、长度。
The weight and length of each pipe should be automatically measured with the length and weight measurement device.
18.标记Marking
标记的项目和数字的单位按客户规定，并用白色油漆印在钢管内外表面两端。
Marked item and numeral unit shall meet the requirement of customer and use white paint to mark on both the inside and outside surfaces at the ends of each pipe.
19.色环color band
色环为50mm(宽)，距管端228.6mm在钢管两端外表面涂
刷。
第一环为黑色，第二环为红色，两个色环彼此相距101.6mm。
The dimension is 50mm (width),the color band shall be painted on both ends on the outside surface of the pipe.
The first band shall be black,the second band shall be red.and placed 101.6mm from each other.
20.加坡口保护器
Attaching Bevel Protector
钢管两端应加上如下所示的坡口保护器。
The following bevel protector should be attached to both ends of each pipe.
注释：坡口保护器可能在堆放场地安装。
Note: the beveled pipe-end protector may be
installed on the storage field.
21.转运、存储和装卸
Handling, Storage and Loading
在钢管转运、存储和装卸过程中，不得对钢管产生伤害和破损。
铁路运输时符合API RP 5L1《管线管铁路运输推荐作法》，内陆及船运时应符合API RP 5LW《管线管内陆及海上船舶运输推荐作法》。
During handling, storage and loading, the pipe should be free from injured and damaged.
Railway transport shall conform to API RP 5L1 Recommended Practice of Railway Transport of Steel Pipes for Pipeline, and inland and marine transport shall conform to API RP 5LW Recommended Practice of Inland and Marine Transport of Steel Pipes for Pipeline.
22.焊接修补Welding Repair
允许对管体进行补焊。
管道专业术语常用英语 单词 Document number：BGCG-0857-BTDO-0089-2022
管道专业术语常用英语单词 在引进装置、涉外及中外合资技术改造工程的技术资料中，经常要接触到英语单词。由于管道安装涉及多项工程技术，而不从属于任何一项工程技术分支，故其技术性质有一定特殊性，不少英语词汇是在实践中逐渐形成的，借助一般科技英汉词典有时也难以找到它们的确切含意。现将管道安装工程中出现较多的单词整理列出，如果能熟悉这些单词，对阅英文图纸能收到事半功倍的效果。 一、专业名词术语 设计图 施工图 平面图 立面图 轴测图、透视图 详图、大样图、接点图 修改图竣工图图名 图号 比例 温度 设计温度 湿度 流量 流速 摄氏温度ayout； design final plan elevation isometric drawing；detail drawing record drawing as-completed drawing； as-built drawing title drawn No. scale temperature design temperature humidity flow flow velocity ? ? 毛重 净重 支座 支架 吊架 间距 跨距 焊接 焊缝 石棉水泥 接口 青铅接口 承口、大 头 插口、小 头 压力试验 水压试验 gross weight net weight saddle support cradle distance； clearance； spacing span welding weld； welding seam； bead asbestos-cement joint lead joint hub； bell； socket spigot pressure test hydraulic test
无缝钢管英文管材管件中英词汇对照表 无缝钢管英文管材管件中英词汇对照表 管子(按照配管标准规格制造的) pipe 钢管(不按配管标准规格制造的其他用管) tube 钢管steel pipe 铸铁管cast iron pipe 管子Pipe 管子(按照配管标准规格制造的) pipe 管子(不按配管标准规格制造的其他用管) tube 钢管steel pipe 铸铁管cast iron pipe 衬里管lined pipe 复合管clad pipe 碳钢管carbon steel pipe 合金钢管alloy steel pipe 不锈钢stainless steel pipe 奥氏体不锈钢管austenitic stainless steel pipe 铁合金钢管ferritic alloy steel pipe 轧制钢管wrought-steel pipe 锻铁管wrought-iron pipe 无缝钢管seamless (SMLS) steel pipe 焊接钢管welded steel pipe 电阻焊钢管electric-resistance welded steel pipe 电熔（弧）焊钢板卷管electric-fusion (arc)-welded steel-plate pipe 螺旋焊接钢管spiral welded steel pipe 镀锌钢管galvanized steel pipe 热轧无缝钢管hot-rolling seamless pipe 冷拔无缝钢管cold-drawing seamless pipe 水煤气钢管water-gas steel pipe 塑料管plastic pipe 玻璃管glass tube
1管子及管件 1.1 P 管子Pipe 钢管的厚度在10mm以上的都称之为厚壁埋弧焊管埋弧焊的英文标识为SAW, 直缝埋弧焊钢管的简称为LSAW, 螺旋埋弧焊钢管为SSAW LSAW 钢管Longitudinally Submerged Arc Welding Steel Pipe 直缝双面埋弧焊钢管，它是利用埋弧焊技术生产的直缝钢管。 SAW 钢管全称Submerged Arc Welding Steel Pipe 埋弧焊钢管 螺旋缝埋弧焊钢管 1.2 EL 弯头Elbow 1.2.1 ELL 长半径弯头Long radius elbow 1.2.2 ELS 短半径弯头Short radius elbow 1.2.3 MEL斜接弯头（虾米腰弯头）Mitre elbow 1.2.4 REL 异径弯头Reducing elbow 1.3 T 三通Tee 1.3.1 LT 斜三通Lateral tee 1.3.2 RT 异径三通Reduci ng tee 1.4 R异径管接头（大小头）Reducer 1.4.1 CR 同心异径管接头（同心大小头）Concentric reducer 1.4.2 ER偏心异径管接头（偏心大小头）Eccentric reducer 1.5 CPL 管箍Coupling 1.5.1 FCPL 双头管箍Full coupling 1.5.2 HCPL 单头管箍Half coupling 1.5.3 RCPL 异径管箍Reducing coupling 1.6 BU内外螺纹接头Bushing
1.7 UN 活接头Un ion 1.8 HC 软管接头Hose coupler 1.9 SE 翻边短节Stub end 1.10 NIP 短节Pipe nipple or straight nipple 1.10.1 SNIP 异径短节Swaged n ipple 1.11 CP管帽（封头）Cap 1.12 PL管堵（丝堵）Plug 1.13 BLK 盲板Blank 1.13.1 SB 8 字盲板Spectacle blind （blank） 1.14 RP 补强板Reinforcing pad 支管台（或称加强管接头OLET 加强管接头（OLET ）的选用：当支管直径50＜DNC 200,选用不到标准三通时，应采用加强管接头连接。 pipe管线类型,saw 是埋弧焊管，LGS是管道材料Longitudinal Seam 的缩写直缝焊管，PE是这防腐类型是PE结构 是不是PE , BE，与你的焊接工艺WPS有关。如果是插焊、壁厚薄，就用PE; I - 如果对焊且壁厚较厚，那就要打坡口弄成BE。 45ELB : 45度弯头、CAP :管帽、COUPLING :管箍、PLUG :管塞、REDC:同心异径管、R-TEE :异径三通、S-OLET :承插支管台、TEE:三通、T-OLET :螺纹支管台、UNION 活接头、W-OLET :焊接支管台。 20# GB8163-99 SCH80 SMLS.GALVH 和20# GB8163-99 SCH80 SMLS ; 前者比后者多了GALVH，这是热镀锌的意思。前边的是热镀锌的，后边的是不镀锌的。 CAP —帽、盖、COUPLING —耦合、PLUG —叉栓、R-TEE —R形三通管 ------- Reducer 一般指＞=2",两端对接焊口，swage 一般指＜2",两端可以是不同接头，如对接焊口，插入焊口，或者螺纹接头 swage 一般指异径管短节 swage 禾口reducer 各有同心cone,偏心ecc 两种 PIPE,SAW 丄GS BE GB/T 9711 PSL1 GB713 Q245R SH/T 3405 100%RT,ANTI-H2S 10MM PIPE :管道
管道及配件中英文对照 化工管道词汇翻译 1 管道组成件Piping component 1.1 管子Pipe 管子(按照配管标准规格制造的) pipe 管子(不按配管标准规格制造的其他用管) tube 钢管steel pipe 铸铁管cast iron pipe 衬里管lined pipe 复合管clad pipe 碳钢管carbon steel pipe 合金钢管alloy steel pipe 不锈钢stainless steel pipe 奥氏体不锈钢管austenitic stainless steel pipe 铁合金钢管ferritic alloy steel pipe 轧制钢管wrought-steel pipe 锻铁管wrought-iron pipe 无缝钢管seamless (SMLS) steel pipe 焊接钢管welded steel pipe 电阻焊钢管electric-resistance welded steel pipe 电熔（弧）焊钢板卷管electric-fusion (arc)-welded steel-plate pipe 螺旋焊接钢管spiral welded steel pipe 镀锌钢管galvanized steel pipe 热轧无缝钢管hot-rolling seamless pipe 冷拔无缝钢管cold-drawing seamless pipe 水煤气钢管water-gas steel pipe 塑料管plastic pipe 玻璃管glass tube 橡胶管rubber tube 直管run pipe; straight pipe 1.2 管件Fitting 弯头elbow 异径弯头reducing elbow 带支座弯头base elbow 长半径弯头long radius elbow 短半径弯头short radius elbow 长半径180°弯头long radius return 短半径180°弯头short radius return 带侧向口的弯头（右向或左向）side outlet elbow (right hand or left hand) 双支管弯头（形）double branch elbow 三通tee 异径三通reducing tee 等径三通straight tee
1 管子及管件 1.1P 管子 Pipe 钢管的厚度在10mm以上的都称之为厚壁埋弧焊管 埋弧焊的英文标识为SAW, 直缝埋弧焊钢管的简称为LSAW, 螺旋埋弧焊钢管为SSAW LSAW 钢管 Longitudinally Submerged Arc Welding Steel Pipe 直缝双面埋弧焊钢管，它是利用埋弧焊技术生产的直缝钢管。 SAW钢管全称 Submerged Arc Welding Steel Pipe 埋弧焊钢管 螺旋缝埋弧焊钢管 1.2 EL 弯头 Elbow 1.2.1 ELL 长半径弯头 Long radius elbow 1.2.2 ELS 短半径弯头 Short radius elbow 1.2.3 MEL 斜接弯头（虾米腰弯头） Mitre elbow 1.2.4 REL 异径弯头 Reducing elbow 1.3 T 三通 Tee 1.3.1 LT 斜三通 Lateral tee 1.3.2 RT 异径三通 Reducing tee 1.4 R 异径管接头（大小头） Reducer 1.4.1 CR 同心异径管接头（同心大小头） Concentric reducer 1.4.2 ER 偏心异径管接头（偏心大小头） Eccentric reducer 1.5 CPL 管箍 Coupling 1.5.1 FCPL 双头管箍 Full coupling 1.5.2 HCPL 单头管箍 Half coupling 1.5.3 RCPL 异径管箍 Reducing coupling 1.6 BU 内外螺纹接头 Bushing
1.7 UN 活接头 Union 1.8 HC 软管接头 Hose coupler 1.9 SE 翻边短节 Stub end 1.10 NIP 短节 Pipe nipple or straight nipple 1.10.1 SNIP 异径短节 Swaged nipple 1.11 CP 管帽（封头） Cap 1.12 PL 管堵（丝堵） Plug 1.13 BLK 盲板 Blank 1.13.1 SB 8字盲板 Spectacle blind (blank) 1.14 RP 补强板 Reinforcing pad 支管台（或称加强管接头OLET 加强管接头(OLET)的选用:当支管直径50≤DN≤200,选用不到标准三通时,应采用加强管接头连接。 pipe 管线类型 ,saw 是埋弧焊管，LGS是管道材料Longitudinal Seam 的缩写直缝焊管，PE是这防腐类型是PE结构 是不是PE，BE，与你的焊接工艺WPS有关。 如果是插焊、壁厚薄，就用PE； 如果对焊且壁厚较厚，那就要打坡口弄成BE。 45ELB : 45度弯头、CAP：管帽、COUPLING：管箍、PLUG：管塞、REDC：同心异径管、R-TEE：异径三通、S-OLET：承插支管台、TEE：三通、T-OLET：螺纹支管台、UNION：活接头、W-OLET：焊接支管台。 20# GB8163-99 SCH80 SMLS.GALVH和20# GB8163-99 SCH80 SMLS；前者比后者多了GALVH，这是热镀锌的意思。前边的是热镀锌的，后边的是不镀锌的。 CAP—帽、盖、COUPLING—耦合、PLUG—叉栓、R-TEE—R形三通管 Reducer一般指>=2",两端对接焊口，swage一般指<2",两端可以是不同接头，如对接焊口，插入焊口，或者螺纹接头 swage一般指异径管短节 swage和reducer 各有同心conc,偏心ecc两种 PIPE,SAW,LGS BE GB/T 9711 PSL1 GB713 Q245R SH/T 3405 100%RT,ANTI-H2S 10MM
管道尺寸中英对照2 来自英制 一英寸（吋）= 8英分=2.54cm（厘米）。 4分是英制管道直径长度的叫法，即1/2英寸．等于公制的15mm. 1英寸等于8分.合公制的25.4mm. 6分＝3/4英寸＝20mm（公制） 4分＝1/2英寸＝15mm（公制） 解释那么多有什么用，指的是公称直径，如果是公制管（国内）相对管子外径DN15 18mm，DN20 25mm ，DN25 32mm，DN32 38mm，DN40 45mm，DN50 57mm，DN65 76mm，DN80 89mm，DN100 108mm，DN125 133mm，DN150 159mm,DN200 219mm，DN250 273mm，DN300 325mm,如果需要我会在继续一一列举 管径对照 DN15 —— 1/2寸（4分管） DN20 —— 3/4寸（6分管） DN25 —— 1寸 DN32 ——寸二 DN40 ——寸半 DN50 ——二寸 DN70 —— 76mm (二寸半) DN80 —— 89mm （三寸） DN100 —— 108mm (四寸) DN125 —— 133mm DN150 —— 159mm DN200 —— 219mm DN250 —— 273mm DN300 —— 325mm DN350 —— 377mm DN400 —— 426mm DN450 —— 478mm 一般情况下，铸铁管和球墨铸铁管、钢筋混凝土管、镀锌钢管、焊接钢管都是用DN来表示的，称为管道的公称直径。一般来说，《给水排水制图标准》上都有规定，水煤气输送钢管（镀锌或非镀锌），铸铁管等管材，管径宜以公称直径DN表示；无缝钢管，焊接钢管，铜管，等宜以外径X壁厚表示。如：D159X6，表示公称直径为DN150的钢管；钢精混凝土管以内径d表示（如d230,d380）等. 是外径,单位是MM DN15,DN20,DN25是外径。四分管和六分管的直径 1 英寸=25.4毫米=8英分 1/2 是四分(4英分) DN15 3/4 是六分(6英分) DN20 2分管DN8 4分管DN15 6分管DN20 1′ DN25 1.2′ DN32 1.5′ DN40 2′ DN50 2.5′ DN65 3′ DN80 4′ DN100 5′ DN125 6′ DN150 8′ DN200 10′ DN250 12′ DN300 （GB/T50106-2001）
管道工程施工质量管理工作细则 PIPING CONSTRUCTION QUALITY MANAGEMENT DETAIL RULES 目录 Content 1.0 编制目的及适用范围 Purpose for Preparation and Scope of Application 2.0 编制原则 Principles for Preparation 3.0执行标准及有关规定 Applicable Standards and Relevant Regulations 3.1 中国政府的相关法规和政策 Relevant laws, regulations and policies issued by Chinese government: 3.2 SECCO项目IPMT质量体系有关文件 Documentation related to IPMT quality system of SECCO project: 3.3 SECCO项目IPMT规定和要求 IPMT regulations and requirements of SECCO project: 3.4 施工验收标准及规范 Standards and codes for construction acceptance: 4.0 冲突和协调 Conflict and Coordination 5.0 专业技术经理与专业工程师 Specialist Technical Manager and Specialist Engineer 5.1专业技术经理 Specialist technical manager 5.2 专业工程师 Specialist engineer 6.0 HSE 7.0 施工过程中工程施工质量的控制 Quality Control in the Process of Construction
特殊管件中英文对照表 发布日期：[09-02-17 ] .7 管道特殊件Piping Specialty 1.7.1 管道特殊件（组件） 粗滤器strainer 过滤器filter 临时粗滤器（锥型）temporary strainer (cone type) y 型粗滤器y-type strainer T型粗滤器T-type strainer 永久过滤器permanent filter 丝网粗滤器gauze strainer 洗眼器及淋浴器eye washer and shower 视镜sight glass 阻火器flame arrester 喷嘴；喷头spray nozzle 取样冷却器sample cooler 消声器silencer 膨胀节expansion joint 波纹膨胀节bellow expansion joint 单波single bellow 双波double bellow 多波multiple bellow 压力平衡式膨胀节pressure balanced expansion 带铰链膨胀节hinged expansion joint 轴向位移型膨胀节axial movement type expansion joint 自均衡膨胀节（外加强环）self-equalizing expansion joint 带接杆膨胀节tied expansion joint 万向型膨胀节universal type expansion joint 球形补偿器ball type expansion joint 填函式补偿器slip type (packed type) expansion joint 单向滑动填料函补偿器single actionpacked slip joint 1.7.2 管道特殊元件Piping Special Element 软管接头hose connection (HC) 快速接头quick coupling 金属软管metal hose 橡胶管rubber hose
设备布置及管道布置（中英文对照） 设备布置及管道布置（中英文对照） 设备布置及管道布置 Plot Plan and Piping Layout,Equipment and Piping Arrangement 5.1 设备名称Equipment Name 5.1.1 容器Vessel (1) 塔tower, column 洗涤塔scrubber 吸收塔absorber 冷却塔cooling tower 精馏塔fractionating tower 蒸馏塔distillation tower 再生塔regenering tower 造粒塔prflling tower 汽提塔stripper 脱气塔degasifier 合成塔synthesis tower (2) 反应器reactor 聚台釜polymerizer 转化器，变换器converter 脱硫反应器desulphurization reactor 甲烷化器methanator (3) 气柜gas-holder
螺旋式气柜helical gas-holder 湿式气柜wet gas-holder 干式气柜dry gas-holder (4) 槽罐 贮罐tank; storage tank 缓冲罐knock out drum 球罐spheroid, spherical tank 罐drum 接受槽receiver 计量槽measuring tank 加料槽feed tank 排污罐blow down tank 闪蒸罐flash drum 汽包steam drum 溶液贮槽solution storage tank 地下槽sloptank (5) 其它设备 分离器separator 旋风分离器cyclone 分子筛molecular sieve 脱氧器deaerator 搅拌器agitator
管件标准中英文对照 Standard Code 规范代号 Standard Name 规范名称 ASME SA-234 中、高温用钢制碳钢和合金钢管道配件 Medium and high temperature used carbon and alloy steel pipe fittings ASME SA-420 低温用锻制碳钢和合金钢管配件 Low temperature forged carbon and alloy steel pipe fittings ASME SA-403 锻制奥氏体不锈钢管配件 Forged Durimet pipe fittings ASME B16.9 工厂制造的钢制对焊管件 Factory-Made wrought steel pipe fittings ASME B16.11 承插焊和螺纹锻钢管件 Socket-welding and Threaded forged fittings ASME B16.28 锻钢对焊小半径弯头和回弯头 Wrought steel butt-welding short radius elbows and returns ISO 5251 不锈钢对焊管件 Stainless steel butt-welding fittings MSS SP-43 锻制不锈钢对焊管件 Wrought stainless steel butt-welding fittings MSS SP-75 锻钢制对焊管件 Forging butt-welding fittings MSS SP-79 承插焊异径插入件 Socket-welding reducing Inserts MSS SP-83 3000磅级的钢制承插焊和螺纹活接头 Class 3000 steel socket-welding and threaded unions MSS SP-95 缩渐管和圆堵头 Swaged nipples and round plugs MSS SP-97 承插焊、螺纹和对焊端的整体加紧式管座 SW 、TH and BW ends for integrally reinforced forged branch outlet JIS B2311 通用钢制对焊管件 Universal steel butt-welding pipe fittings JIS B2312 钢制对焊管件 Steel butt-welding pipe fittings JIS B2313 钢板制对焊管件 Steel plate butt-welding pipe fittings JIS B2316 钢制承插焊管件 Steel socket-welding pipe fittings DIN 2605 钢制对焊管件弯头和弯管 Steel butt-welding pipe fittings.elbows and bends DIN 2615 钢制对焊管件三通 Steel butt-welding pipe fittings.tees DIN 2616 钢制对焊管件异径管 Steel butt-welding pipe fittings.reducers
碳钢弯头 Carbon Steel Elbow 不锈钢弯头 Stainless Steel Elbow 高压弯头 High-Pressure Elbow 同心异径管 Concentric Reducers 偏心异径管 Eccentric Reducers 高压异径管 High-pressure Reducers 不锈钢等径三通 Stainless Straight Tee 碳钢等径三通 Carbon Straight Tee 不锈钢等径四通 Stainless Straight Cross 高压三通 High-pressure Tee 锻制三通 Forged Tee 异径接头 Template 管帽 Caps 法兰flange 长径和短径弯头 long and short radius elbows 同心和偏心异径接头 concentric and eccentric reducers 等径和异径三通 straight and reducing outlet tees 大小头 CONCENTRIC REDUCER 相等的三通Tee Equal 等径三通Straight Tee 异径三通Reducing Tee 等径四通Straight Cross 90°短半径弯头90°SS Elbow(SR) U型管Return Bend
90°长半径弯头90°SS Elbow (LR) 高压厚壁弯头Thickness Elbow 盲法兰Blank Flange 弯管Bends 翻边stub ends 异径接头reducers 公称通径 nominal diameter 外径(mm) outside diameter 中心距至端面的距离 center to end 理论重量(kg/pcs) approx weight 类种description 标准Standard 类型Design 材质Material 双丝头 Nipple 同心异径短节 SWAGE Nipple 活接头 Union PLUG HEX HEAD六角管堵 PLUG HEX HEAD SCRD六角螺纹管堵 MPT螺纹 RC螺纹螺桩 stud SWAGE (CONC)同 心异径短节 单承口管箍 Half-Coupling 异径管箍Coupling, Reducing 盲板 Blind Flange 带双圈的盲板spectacle blind 偏心的Ecentric 等径直通equal coupling 内牙直通 female coupling 外牙直通 straight tube with outside 90等径弯头 90 equal elbow 45等径弯头 45 equal elbow
管件中英文对照表 1、法兰Flange(FLG）整体管法兰integral pipe flange 钢管法兰steel pipe flange 螺纹法兰threaded flange 滑套法兰（包括平焊法兰）slip-on flange(SO);slip-on welding flange 承插焊法兰socket welding flange 松套法兰lap joint flange(LJF) 对焊法兰welding neckflange(WNF) 法兰盖blind flange,blind 孔板法兰orifice flange 异径法兰reducing flange 盘座式法兰pad type flange 松套带颈法兰loose hubbed flange 焊接板式法兰welding plate flange 对焊环welding neck collar（与stub end相似） 平焊环welding-on collar 突缘短节stub end,lap 翻边端lapped pipe end 松套板式法兰loose plate flange 压力级pressure rating,pressure rating class 压力—温度等级pressure-temperature rating 法兰密封面，法兰面flange facing 突面raised face(RF) 凸面male face(MF) 凹面female face(FMF) 榫面tongue face 槽面groove face 环连接面ring joint face 全平面；满平面flat face;full face(FF) 光滑突面smooth raised face(SRF) 法兰面加工facing finish 粗糙度roughness 光滑的smooth 齿形serrated 均方根root mean square(RMS) 算术平均粗糙高度arithmetical average roughness height(AARH) 配对法兰companion-flange 螺栓圆bolt circle(B.C.)
管材、管件、阀门、接头、管道特件、紧固件、垫片、密封、工程材料等中英文对照 化工管道设计技术英语词汇(1－2－3) 1 管道组成件 Piping component 1.1 管子 Pipe 管子(按照配管标准规格制造的) pipe 管子(不按配管标准规格制造的其他用管) tube 钢管 steel pipe 铸铁管 cast iron pipe 衬里管 lined pipe 复合管 clad pipe 碳钢管 carbon steel pipe 合金钢管 alloy steel pipe 不锈钢 stainless steel pipe 奥氏体不锈钢管 austenitic stainless steel pipe 铁合金钢管 ferritic alloy steel pipe 轧制钢管 wrought-steel pipe 锻铁管 wrought-iron pipe 无缝钢管 seamless (SMLS) steel pipe 焊接钢管 welded steel pipe 电阻焊钢管 electric-resistance welded steel pipe 电熔（弧）焊钢板卷管 electric-fusion (arc)-welded steel-plate pipe 螺旋焊接钢管 spiral welded steel pipe 镀锌钢管 galvanized steel pipe 热轧无缝钢管 hot-rolling seamless pipe 冷拔无缝钢管 cold-drawing seamless pipe 水煤气钢管 water-gas steel pipe 塑料管 plastic pipe 玻璃管 glass tube 橡胶管 rubber tube 直管 run pipe; straight pipe 1.2 管件 Fitting 弯头 elbow 异径弯头 reducing elbow 带支座弯头 base elbow k半径弯头 long radius elbow 短半径弯头 short radius elbow 长半径180°弯头 long radius return 短半径180°弯头 short radius return 带侧向口的弯头（右向或左向） side outlet elbow (right hand or left hand) 双支管弯头（形） double branch elbow
英文管材管件中英词汇对照表 管子(按照配管标准规格制造的) pipe 钢管(不按配管标准规格制造的其他用管) tube 钢管steel pipe 铸铁管cast iron pipe 管子Pipe 管子(按照配管标准规格制造的) pipe 管子(不按配管标准规格制造的其他用管) tube 钢管steel pipe 铸铁管cast iron pipe 衬里管lined pipe 复合管clad pipe 碳钢管carbon steel pipe 合金钢管alloy steel pipe 不锈钢stainless steel pipe 奥氏体不锈钢管austenitic stainless steel pipe 铁合金钢管ferritic alloy steel pipe 轧制钢管wrought-steel pipe 锻铁管wrought-iron pipe 无缝钢管seamless (SMLS) steel pipe 焊接钢管welded steel pipe 电阻焊钢管electric-resistance welded steel pipe 电熔（弧）焊钢板卷管electric-fusion (arc)-welded steel-plate pipe 螺旋焊接钢管spiral welded steel pipe 镀锌钢管galvanized steel pipe 热轧无缝钢管hot-rolling seamless pipe 冷拔无缝钢管cold-drawing seamless pipe 水煤气钢管water-gas steel pipe 塑料管plastic pipe 玻璃管glass tube 橡胶管rubber tube 直管run pipe; straight pipe 1.2 管件Fitting 弯头elbow 异径弯头reducing elbow 带支座弯头base elbow k 半径弯头long radius elbow 短半径弯头short radius elbow 长半径180°弯头long radius return 短半径180°弯头short radius return 带侧向口的弯头（右向或左向） side outlet elbow (right hand or left hand) 双支管弯头（形）double branch elbow
管件中英文对照(2007-07-15 11:42:00) 等径直通equal coupling 异径直通reducing coupling 内牙直通 female coupling 外牙直通 straight tube with outside 90等径弯头 90 equal elbow 45等径弯头 45 equal elbow 外牙弯头 male elbow 内牙弯头 female elbow 等径三通 equal tee 异径三通 reducing tee 内牙三通female tee 外牙三通 male tee 管帽cap sch代表压力 lr长半径或1倍半 大小 SIZE 数量 QTY 碳钢弯头 Carbon Steel Elbow 不锈钢弯头 Stainless Steel Elbow 高压弯头 High-Pressure Elbow 同心异径管 Concentric Reducers 偏心异径管 Eccentric Reducers 高压异径管 High-pressure Reducers 不锈钢等径三通 Stainless Straight Tee 碳钢等径三通 Carbon Straight Tee 不锈钢等径四通 Stainless Straight Cross 高压三通 High-pressure Tee 锻制三通 Forged Tee
异径接头 Template 管帽 Caps 法兰flange 长径和短径弯头 long and short radius elbows 同心和偏心异径接头 concentric and eccentric reducers 等径和异径三通 straight and reducing outlet tees 大小头 CONCENTRIC REDUCER Tee Equal 相等的三通 等径三通Straight Tee 异径三通Reducing Tee 等径四通Straight Cross 90°短半径弯头90°SS Elbow (SR) 90°长半径弯头90°SS Elbow (LR) 高压厚壁弯头Thickness Elbow U型管Return Bend 盲法兰Blank Flange 弯管Bends 翻边stub ends 异径接头reducers 公称通径 nominal diameter 外径(mm) outside diameter 中心距至端面的距离 center to end 理论重量(kg/pcs) approx weight description 类种 Standard标准 Design类型 Material材质 双丝头 Nipple 短节 SWAGE NIPPLE
工艺管道施工各专业名词缩写中英文对照表P 管子Pipe EL 弯头Elbow ELL 长半径弯头Long radius elbow ELS 短半径弯头Short radius elbow MEL 斜接弯头（虾米腰弯头）Mitre elbow REL 异径弯头Reducing elbow T 三通Tee LT 斜三通Lateral tee RT 异径三通Reducing tee R 异径管接头（大小头）Reducer CR 同心异径管接头（同心大小头）Concentric reducer ER 偏心异径管接头（偏心大小头）Eccentric reducer CPL 管箍Coupling FCPL 双头管箍Full coupling HCPL 单头管箍Half coupling RCPL 异径管箍Reducing coupling BU 内外螺纹接头Bushing UN 活接头Union HC 软管接头Hose coupler SE 翻边短节Stub end NIP 短节Pipe nipple or straight nipple SNIP 异径短节Swaged nipple CP 管帽（封头）Cap PL 管堵（丝堵）Plug BLK 盲板Blank SB 8字盲板Spectacle blind （blank） RP 补强板Reinforcing pad 法兰 缩写中文名称英文名称 PLG 法兰Flange WNF 对焊法兰Welding neck flange SOF 平焊法兰Slip-on flange SWF 承插焊法兰Socket-welding flange T 螺纹法兰Threaded flange LJ 松套法兰Lapped joint flange REDF 异径法兰Reducing flange BF 法兰盖（日法兰）Blind flange FSF 法兰密封面Flange scaling face FF 全平面Flat face RF 凸台面Raised face MFF 凹凸面Male ａnd female face LF 凹面Female face
阀门英文对照 Handle Nut 手柄螺母 Handle Sleeve 手轮套管 Hard Seal Butterfly Valves 金属密封碟阀 High Temperature Pressure Power Station Gate Valves 高温高压电站闸阀High Temperature Pressure Power Station Globe Valves 高温高压电站截止阀Hoop 卡箍 Hayne's alloy 钴铬钨合金 High tem perature steel 高温钢 Hand-operated valves 手动阀 Hard Seal Butterfly Valves 金属密封碟阀 Hydraulic relay valves 液压继动阀 Hex Hut 手轮螺帽 Hydraulic Hand Gun 手动液压加注枪 Identification Plate 铭牌Integral Seat 整体阀座 Indicator 指示环Indicator Plug 指示塞 ISO flange dimensions ISO 法兰尺寸ISO bolt circle ISO 螺栓外径 Inside theread 内螺纹 Inspection And Test 检验和试验 Lifting Eye Bolt 吊眼螺栓 Lower Stem 下部阀杆 Lower Bearing 下部轴承 Lower Bushing 下部衬套 Liner 衬垫 lug style 吊耳式（蝶阀） Locking Device 锁定装置 Lift Check Valves 升降式止回阀 Lining Ball Valves 衬里球阀 Lining Butterfly Valves 衬里碟阀 Lining Check Valves 衬里止回阀 Lining Cock 衬里二通 Lining Globe Valves 衬里截止阀 Lining T-Cock Valves 衬里三通旋塞阀 Liquid Indicator 液位计 LPG Pipe Fitting 液化气管件 Low tem perature steel 低温钢 Limit valves 限位阀 Lining Ball Valves 衬里球阀 Lining Butterfly Valves 衬里碟阀 Lining Check Valves 衬里止回阀 Lining Cock 衬里二通 Lining Globe Valves 衬里截止阀 Lining T-Cock Valves 衬里三通旋塞阀
1 管道组成件 Piping component 1.1 管子 Pipe 管子(按照配管标准规格制造的) pipe 管子(不按配管标准规格制造的其他用管) tube 钢管 steel pipe 铸铁管 cast iron pipe 衬里管 lined pipe 复合管 clad pipe 碳钢管 carbon steel pipe 合金钢管 alloy steel pipe 不锈钢 stainless steel pipe 奥氏体不锈钢管 austenitic stainless steel pipe 铁合金钢管 ferritic alloy steel pipe 轧制钢管 wrought-steel pipe 锻铁管 wrought-iron pipe 无缝钢管 seamless (SMLS) steel pipe 焊接钢管 welded steel pipe 电阻焊钢管 electric-resistance welded steel pipe 电熔（弧）焊钢板卷管 electric-fusion (arc)-welded steel-plate pipe 螺旋焊接钢管 spiral welded steel pipe 镀锌钢管 galvanized steel pipe 热轧无缝钢管 hot-rolling seamless pipe 冷拔无缝钢管 cold-drawing seamless pipe 水煤气钢管 water-gas steel pipe 塑料管 plastic pipe 玻璃管 glass tube 橡胶管 rubber tube 直管 run pipe; straight pipe 1.2 管件 Fitting 弯头 elbow 异径弯头 reducing elbow 带支座弯头 base elbow k半径弯头 long radius elbow 短半径弯头 short radius elbow 长半径180°弯头 long radius return 短半径180°弯头 short radius return 带侧向口的弯头（右向或左向） side outlet elbow (right hand or left hand) 双支管弯头（形） double branch elbow 三通 tee 异径三通 reducing tee