石油化工配管手册

一、说明本配管手册包括以下内徽号说明、管道符号说明、工艺介质代号、焊条焊丝选用表及焊丝色标、工程材料色标表、设备代号说明、临时垫片使用说明、管道材质分布图、各装置的工艺管道分区图、管子管件壁厚对照、管道等级代号、螺栓选用表、常用管件尺附表、充说明

二、工艺介质代号（表1-4）代号工艺介质代号工艺介质P工艺物料FW新鲜水MS中压蒸汽PW净化水LS1.0MPa蒸汽CW循环冷水HS高压蒸汽HW循环热水CH磷酸三钠溶液NC不凝气H氢气HO导热油PA非净化风SC蒸汽凝液水IA净化风SG酸性水FG燃料气OG干气/废气/烧焦气FLG放火炬气NH3液氨WW污水CS碱OWW含油污水FO燃料油DSW除盐水FSO冲洗油BFW锅炉给水LSO轻污油SW生活水HSO重污油SWW含硫污水LUO润滑油SOW酸性水LPG液化石油气S液硫CC切焦水N2氮气AW氨水四、管道焊条焊丝选用表及焊丝色标序号管道材质焊丝种类焊条种类焊丝色标色标标识位置120#JG-50J426J427不涂色 220RJG-50J426J427不涂色—320GJG-50J426J427不涂色—4A106JG-50J426J427不涂色 5Q238B+ZnJG-50J426J427不涂色—60Cr18Ni9ER308E308-16绿色焊丝的一端7316LER316E316L-16蓝色焊丝的一端815CrMoTGS-1CMR307B红色焊丝的一端915CrMoGTGS-1CMR307B红色焊丝的一端101Cr9MoTGS-9CMCM-9紫色焊丝的一端11TP321LTGS-347RNY-347黄色焊丝的一端121Cr5MoH1Cr5MoR507黑色焊丝的一端13UNSN8811ERNiCrMo-3ENiCrMo-3白色焊丝的一端五、工程材料色标序号材料名称材质色标内容备注标识颜色标识部位标识尺寸1管子、管件20#不涂色2管子、管件20G白色一侧通长*25mm宽3管子、管件20R白色+蓝色一侧通长*25mm宽4管子、管件A106白色+紫色一侧通长*25mm宽5管子、管件15CrMoG紫色一侧通长*25mm宽6管子、管件15CrMo桔红色一侧通长*25mm宽7管子、管件1Cr5Mo紫色+桔红色一侧通长*25mm宽8管子、管件1Cr9Mo紫色+黑色一侧通长*25mm宽9管子、管件0Cr18Ni9蓝色一侧通长*25mm宽10管子、管件TP316L蓝色+绿色一侧通长*25mm宽11管子、管件TP321蓝色+黑色一侧通长*25mm宽12法兰、锻造管件20#不涂色13法兰、锻造管件Q235+Zn不涂色14法兰、锻造管件Q345白色+红色一侧通长*25mm宽15法兰、锻造管件A105白色+紫色一侧通长*25mm宽16法兰、锻造管件09Mn2VDR白色+蓝色一侧通长*25mm宽17法兰、锻造管件0Cr19Ni9蓝色+红色一侧通长*25mm宽18法兰、锻造管件0Cr18Ni9蓝色一侧通长*25mm宽19法兰、锻造管件F321蓝色+黑色一侧通长*25mm宽20法兰、锻造管件15CrMo桔红色一侧通长*25mm宽21法兰、锻造管件1Cr5Mo紫色一侧通长*25mm宽22螺栓40MnB黄色一端全部数量23螺栓35CrMoA蓝色一端全部数量24螺栓35CrMoVA绿色一端全部数量25螺栓25Cr2MoVA白色一端全部数量26螺栓1Cr5Mo黑色一端全部数量27螺栓40MnVB红色一端全部数量

六、设备代号说明代号设备类型代号设备类型F加热炉T塔R反应器E冷换设备A空冷器V容器C压缩机、鼓风机、引风机P泵FI过滤器EJ喷射器FT阻火器SL消音器SC取样冷却器MI净态混合器SV安全阀RO限流孔板S烟囱七、临时垫片说明临时垫片将用于临时组装、压力试验、配管的清洗和吹扫。在试运转之前，所有的临时垫片都要更换成正式垫片。临时垫片的放入部位：（1）临时组装的短管或部件A：临时过滤器B：孔板的定位距板C：临时短管（2）在配管的试验和吹扫时拆下的在线仪表A：控制阀B：流量计C：液位计D：压力表E：分析仪F：其他（3）在进行配管试验和冲洗时拆掉配管组件或者是安装盲板的部位A：安全阀B：防爆膜C：其他（4）在进行配管试验和吹扫时安装盲板的法兰连接部位（如机泵出入口的法兰等）。为了在把临时垫片安装到管线上之后，能够对其进行识别，在临时垫片的外导向环的外侧表面，全部进行颜色标记，颜色为红色，或者将临时垫片留一尾巴。十、管子壁厚对照表1、奥氏体不锈钢无缝钢管尺寸和理论质量（SH3405-96）公称直径DN外径mm壁厚及理论质量SCH5SSCH10SSCH20SSCH40SSCH80SmmKg/mmmKg/mmmKg/mmmKg/mmmKg/m10171.20.471.60m22.00m52.50.913.21.1115221.60.822.01.002.51.223.01.434.01.8020271.61.022.01.252.51.533.01.804.02.3025341.61.302.82.193.02.333.52.674.53.32（32）421.61.622.82.753.02.933.53.375.04.6340481.61.862.83.173.03.384.04.415.05.3850601.62.342.84.013.54.954.05.615.57.50（65）762.03.703.05.483.56.355.08.897.012.0980892.04.363.06.464.08.515.511.507.515.301001142.05.613.08.334.011.016.016.228.522.45（125）1402.89.623.511.965.016.906.521.729.531.031501682.811.583.514.415.020.407.028.2111.43.232002192.815.154.021.536.534.578.042.25四.67.032502733.523.614.026.936.543.369.562.661(5.96.873003254.032.134.536.106.551.829.575.0210r.131.063503564.035.245.043.9304004064.545.225.050.18注：①公称壁厚超过SCH80s的不锈钢管按（碳素钢、合金钢无缝钢管）的标准查得。

2、碳素钢、合金钢无缝钢管的尺寸和理论质量(SH3405-96)公称直径DN外径壁厚及理论质量mmSCH20SCH30SCH40SCH60SCH80SCH100SCH120mmKg/mmmKg/mmmKg/mmmKg/mmmKg/mmmKg/mmmKg/m15223.01.414.01.7820273.01.784.02.2725343.52.634.53.2732423.53.335.04.5640484.04.345.05.3050603.54.884.05.525.06.785.57.397.09.1565764.57.935.08.756.010.367.011.918.013.4280894.59.385.511.336.513.227.515.079.017.761001145.013.446.015.987.018.478.522.1111.027.941251405.016.556.521.408.026.049.530.5713.040.711501685.520.046.525.897.027.799.537.1311.042.5914.053.172002196.534.067.036.608.041.6310.051.5413.066.041575.4618.089.222502736.542.728.052.289.561.7313.083.3515.095.4318113.1922.0136.173003256.551.058.566.3410.077.6814.0107.3717.0129.1222164.3825.0184.953503568.068.659.581.1711.093.5815.0126.1419.0157.9024196.4928.0226.484004068.078.529.592.8913.0125.9917.0163.0822.0208.3326243.6432.0295.134504578.088.5811120.9814.0152.9419.0205.2224.0256.2730315.8935.0364.235005089.5116.7813158.6915.0182.3620.0240.6826.0309.0432375.6238.0440.435505599.5128.7313175.0417.0227.2222.0291.3828.0366.6435452.2642.0535.47

3、奥氏体不锈钢焊接钢管的尺寸和理论质量(SH3405-96)公称直径DN外径mm公 称 壁 厚 mm2.02.53.03.54.04.55.06.07.08.0理 论 质 量 kg/m80894.365.416.467.498.519.5210.5112.4614.3616.221001145.616.988.339.6811.0112.3313.6416.2218.7521.231251408.6010.2911.9613.6215.2616.9020.1223.3026.4315016810.3612.3914.4116.4218.4220.4024.3328.2132.0420021913.5516.2218.8821.5324.1626.7831.9937.1442.2525027323.6126.9330.2433.5440.1046.6153.0630032532.1435.1040.0547.9155.7263.4835035635.2439.5943.9352.5661.1569.6840040640.2545.2250.1860.0769.9179.7045045745.3550.9756.5767.7378.8489.9150050856.7162.9575.3987.78100.155055969.3383.0596.72110.360061075.7290.71105.65120.565066098.22114.41130.5700711105.87123.35140.7750762132.28150.9800813141.22161.1850864171.4900914181.410001016201.8

4、碳素钢、合金钢无缝钢管钢管的尺寸和理论质量(SH3405-96)公称直径DN外径公称壁厚mm4.05.06.07.08.09.010.011.012.013.0mm理论质量kg/m15016816.1820.1023.9727.7931.5635.2938.9620021921.2126.3931.5236.6041.6346.6151.5425027326.5333.0439.5145.9252.2858.5964.8671.0777.2483.3530032539.4647.2054.8962.5470.1377.6885.1892.62100.0235035651.7960.2468.6577.0185.3293.58101.80109.9640040659.1868.8878.5288.1197.65107.15116.59125.9945045766.7377.6888.5899.43110.23120.98131.68142.3450050874.2886.4898.64110.75122.81134.82146.78158.6955055981.8295.29108.70122.07135.38148.65161.87175.0460061089.37104.09118.76133.39147.96162.48176.96191.3965066096.77112.72128.63144.48160.29176.05191.76207.42700711104.31121.52138.69155.80172.87189.88206.85223.76750762130.33148.75167.12185.44203.72221.94240.11800813139.13158.81178.44198.02217.55237.04256.46850864168.87189.76210.60231.38252.12272.81900914178.74200.86222.93244.95266.92288.8410001016188.80212.17235.50258.78282.01350.1911001118198.86223.49248.08272.62297.10321.5412001220273.23300.28327.29354.2413001321298.39327.95357.47386.94注：钢管的每米理论质量可按下列公式计算：M=0.02466*壁厚*(外径一壁厚)M：kg/m外径：mm壁厚：mm

十一、管道等级代号（表1-3）管道等级号公称压力设计条件腐蚀余量mm应力消除管子使用范围MPa1b/ii2密封面压力MPa温度℃DN材质2A12.0150-RF1.0600——15--5080--200Q235B+Zn20净化空气新鲜水、生活水2A52.0150-RF1.02501.615—4050-500600-9001000-14001600-20002020Q235BQ235BQ235B空气2B12.0150-RF1.2-5-1001.6 15-4050-500600-9001000-12002020Q235BQ235B非净化空气工业用水新鲜水2B22.0150-RF1.21501.6 15-4050-5002020除氧水消防水脱盐水（60度以下2B32.0150-RF1.01841.6 15-4050-5002020低压饱和蒸汽凝液2B42.0150-RF1.22001.6 15-4050-125150-500600-80020202020R火炬燃料气燃料油低压氮气2B52.0150-RF0.83501.6 15-125150-500600-700700-800202020R20R油品油气2B62.0150-RF0.83503.2*215-100125-350400-500600-90020202020R油品油气（含腐蚀性介质2B72.0150-RF1.22001.6*415-125150-500600-800202020R氢气氢气油气2B152.0150-RF1.00.82503503.2*215-100125-350400-500202020液硫尾气（含夹套管3B25.0300-RF1.32701.6 15-400-125150-500202020低压过热蒸汽3B35.0300-RF3.52501.6*415-4050-5002020氢气氢气油气

管道等级号公称压力设计条件腐蚀余量mm应力消除管子使用范围MPa1b/in密封面压力MPa温度℃DN材质3B45.0300-RF2.23501.615-4050-125150-500600-80020202020R350度以下的油品中压氮气3B75.0300-RF0.56501.6--15-125150-500600-800202020R烧焦线除焦线3B95.0300-RF3.01501.6 15-4050-125150-500202020液化石油气液态烃3B115.0300-RF3.02.01502503.2*215-4050-500600-800202020R氢气氢气+油气（含腐蚀性介质）5B110.0600-RF5.06.03002001.6*115-40500-4002020除氧水5B210.0600-RF4.04251.6*115-4050-40020G20G中压蒸汽5B310.0600-RF4.03501.6*115-4050-4002020工艺油品油气5B510.0600-RF5.52301.6*1*415-4050-4002020氢气氢气油气（含H2S）7B115.0900-RJ7.53001.6*115-4050-40020G20G除氧水 “脱盐水7B315.0900-RJ10.012.03502001.6*1*415-4050-150200-500202020油品油气氮气氢气氢气+油气高压氮气9B142.02500-RJ33.6401.6*115-4050-15020020G20G20G水力除焦水2C22.0150-RF1.21001.6*215-4050-125150-500202020碱液液氮汽氨2C32.0150-RF1.41003.2*215-4050-125150-350400-50020202020酸性水酸性气3C15.0300-RF3.02001.6*215-4050-125150-350202020液氨汽氨

管道等级号公称压力设计条件腐蚀余量mm应力消除管子使用范围MPa1b/in密封面压力MPa温度℃DN材质3C35.0300-RF2.62503.2*215-4050-125150-350202020酸性水酸性气富胺液5C110.0600-RF4.51501.6*215-4050-1502020液氨碱液汽氨7C115.0900-RJ8.81501.6*215-4050-1502020碱液8D225.01500-RJ16.0201.6*115-100150-500CSCS氢气氢气+油气5F110.0600-RJ1.85403.2*215-4050-350400-500P11P11P11氢气氢气+油气3H75.0300-RF2.44003.2*215-4050-300350-500600-8001Cr5Mo1Cr5Mo1Cr5Mo1Cr5Mo含硫油品油气（高酸3H715.0300-RF600-RJ0.585203.2*215-4050-300350-500600-8001Cr5Mo1Cr5Mo1Cr5Mo1Cr5Mo含硫油品油气（高酸防结焦线5H110.0600-RJ4.04751.6*115-4050-50015CrMoG15CrMoG中压过热蒸汽5H210.0600-RJ5.84501.6*115-4050-50015CrMo15CrMo氢气氢气+油气5H310.0600-RJ6.53503.2*215-150200-40015CrMo15CrMo氢气氢气油气（含H2S）5H410.0600-RJ2.45501.6*215-4050-5001Cr5Mo1Cr5Mo氢气氢气+油气5K110.0600-RJ3.55001.6*515-4050-500TP321TP321含H2s油气8K125.01500-RJ13.05001.6*515-80100-350400-500TP321TP321TP321氢气氢气油气（含h2s）2L12.0150-RF1.01000 15-4050-3000Cr18Ni90Cr18Ni9缓腐蚀剂硫化剂阻垢剂动力风2L82.0150-RF1.21500 15-4050-300TP316LTP316L高温贫富液3L15.0300-RF3.01000 15-4050-3000Cr18Ni90Cr18Ni9缓腐蚀剂硫化剂阻垢剂

管道等级号公称压力设计条件腐蚀余量mm应力消除管子使用范围MPa1b/ii2密封面压力MPa温度℃DN材质3L85.0300-RF2.40.584005203.2*215-4050-300350-500TP316LTP316LTP316L含硫油品油气（高酸5L210.0600-RF6.51000 15-500Cr18Ni9液压油5L810.0600-RJ4.83503.2*215-4050-500TP316LTP316L含硫油品油气（高酸SP12.0150-RF1.21500 10-250Cr18Ni9常规低压介质采样线SP25.0300-RF2.53000--10-250Cr18Ni9常规低压介质采样线SP310.0600-RF4.04750 10-250Cr18Ni9中压介质采样线SP425.01500-RJ11.04750 10-250Cr18Ni9高压介质采样线STB2.0150-RF1.02601.6 10-2520伴热蒸汽用STB2.0150-RF1.02601.6 10-250Cr18Ni9伴热蒸汽用说明：*1——管道壁厚超过19mm时做应力消除2——有应力消除要求4——振动临氢管道要求做应力消除5——稳定化热处理“2B3”中的第一个数字表示2--2.0MPa3—5.0MP&5—10.0MPa7—15.0MPa8—25.0MPa9—42.0MPa

十二、螺栓选用表1、PN2.0等级RF法兰尺寸螺栓个数螺栓规格螺栓长度代号DN154M1470XSa1-70DN204M1475XSa1-75DN254M1475XSa1-75DN404M1480XSa1-80DN504M1690XSa1-90DN654M16100XSa1-100DN804M16100XSa1-100DN1008M16100XSa1-100DN1258M16110XSa1-110DN1508M20110XSa1-110DN2008M20120XSa1-120DN25012M20130XSa1-130DN30012M24135XSa1-135DN35012M27145XSa1-145DN40016M27150XSa1-150DN45016M30165XSa1-165DN50020M30170XSa1-170DN60020M33190XSa1-190DN70040M20150XSa1-150DN80048M20155XSa1-155DN90044M24175XSa1-175DN100044M27190XSa1-1902、PN5.0等级RF法兰尺寸螺栓个数螺栓规格螺栓长度代号DN154M1475YSb3-75DN204M1680YSb3-80DN254M1685YSb3-85DN404M20100YSb3-100DN508M1695YSb3-95DN658M20105YSb3-105DN808M20110YSb3-110DN1008M20120YSb3-120DN1258M20125YSb3-125DN15012M20130YSb3-130DN20012M24150YSb3-150DN25016M24170YSb3-170

DN30016M30180YSb3-180DN35020M30190YSb3-190DN40020M33205YSb3-205DN45024M33210YSb3-210DN50024M33220YSb3-2203、PN10.0等级RF法兰尺寸螺栓个数螺栓规格螺栓长度代号DN154M1490YSb3-90DN204M1695YSb3-95DN254M16100YSb3-100DN404M20120YSb3-120DN508M16115YSb3-115DN658M20130YSb3-130DN808M20135YSb3-135DN1008M24160YSb3-160DN1258M27180YSb3-180DN15012M27185YSb3-185DN20012M30205YSb3-205DN25016M33230YSb3-230DN30020M33235YSb3-235DN35020M36250YSb3-250DN40020M39270YSb3-2704、PN10.0等级RJ法兰尺寸螺栓个数螺栓规格螺栓长度代号环垫号DN154M1485YSb5-85R11DN204M1695YSb5-95R13DN254M16100YSb5-100R16DN404M20115YSb5-115R20DN508M16120YSb5-120R23DN658M20135YSb5-135R26DN808M20140YSb5-140R31DN1008M24160YSb5-160R37DN1258M27180YSb5-180R41DN15012M27190YSb5-190R45DN20012M30210YSb5-210R49DN25016M33235YSb5-235R53DN30020M33240YSb5-240R57DN35020M36255YSb5-255R61DN40020M39270YSb5-270R65DN45020M42290YSb5-290R69DN50024M42305YSb5-305R735、PN15.0等级RJ法兰尺寸螺栓个数螺栓规格螺栓长度代号环垫号DN154M20115YSa4-115R12DN204M20125YSa4-125R14DN254M24140YSa4-140R16DN404M27155YSa4-155R20DN508M24160YSa4-160R24DN658M27175YSa4-175R27DN808M24160YSa4-160R31DN1008M30185YSa4-185R37DN1258M33210YSa4-210R41DN15012M30210YSa4-210R45DN20012M36240YSa4-240R49DN25016M36250YSa4-250R53DN30020M36270YSa4-270R57DN35020M39295YSa4-295R62DN40020M42310YSa4-310R66DN45020M48355YSa4-355R70DN50020M52375YSa4-375R746、CL1500RJ等级法兰尺寸螺栓个数螺栓规格螺栓长度代号环垫号DN1543/4”115YAa9-115R12DN2043/4”125YAa9-125R14DN2547/8”140YAa9-140R16DN4041”155YAa9-155R20DN5087/8”160YAa9-160R24DN6581”175YAa9-175R27DN8081-1/8”195YAa9-195R35DN10081-1/4”215YAa9-215R39DN12581-1/2”265YAa9-265R44DN150121-3/8”280YAa9-280R46DN200121-5/8”315YAa9-315R50DN250121-7/8”360YAa9-360R54DN300162”410YAa9-410R58DN350162-1/4”440YAa9-440R63DN400162-1/2”485YAa9-485R67DN450162-3/4”535YAa9-535R71DN500163”580YAa9-580R75十三、常用管件尺寸表1、45°弯头、90°弯头、180°弯头及管帽尺寸系列45°弯头 90°弯头 180°弯头 管帽公称直径DN端部外径D中心至端面尺寸中心至端面尺寸背部至端面尺寸45°弯头H90°弯头F180°弯头P180°弯头K管帽长半径长半径短半径长半径短半径长半径短半径EIIIIIIIIIIIIIIIIIIIIIIII152221161638387676484825202727111929385776435125253433222238402525767651515656424238(32)424225254848323295956464707052523840484829295757383811411476768383626238506060353576765151152152102102106106818138(65)7673444495956464191191127127132132102102388089895151114114767622922915215215915912112151100114114646415215210210230530520320321021015915964(125)140141797919019012712738138125425426226219719776150168168959522922915215245745730530531331323723789200219219127127305305203203610610406406414414313313102250273273159159381381254254762762518518127300325324190190457457305305914914619619152350356356222222533533356356106710677117111654004064062542546106104064061219121981381317845045745728628668668645745713721372914914203500508508318318762762508508152415241016101622955055955934334383883855955916761676111811182546006106103813819149146106101829182912191219267偏心2、同心、偏心异径管（大小头）尺寸系列偏心公称直径DN①x②端部外径LD1D2IIIIIIIII20X1527272221383825X2034332727515125X15343322215151(32X25)424234335151(32X20)424227275151(32X15)42422221515140X3248484242646440X2548483433646440X2048482727646440X1548482221646450X4060604848767650X3260604242767650X2560603433767650X20606027277676(65X50)767360608989(65X40)767348488989(65X32)767342428989(65X25)76733433898980X6589897673898980X5089896060898980X4089894848898980X32898942428989100X801141148989102102100X651141147673102102100X501141146060102102100X401141144848102102(125X100)140141114114127127(125X80)1401418989127127(125X65)1401417673127127(125X50)1401416060127127150X125168168140141140140同心

公称直径DN①x②端部外径LD1D2IIIIIIIII150X651681687673140140200X150219219168168152152200X125219219140141152152200X100219219114114152152200X802192198989152152250X200273273219219178178250X150273273168168178178250X125273273140141178178250X100273273114114178178300X250325325273273203203300X200325325219219203203300X150325325168168203203300X125325325140141203203350X300356356325325330330350X250356356273273330330350X200356356219219330330350X150356356168168330330400X350406406356356356356400X300406406325325356356400X250406406273273356356400X200406406219219356356450X400457457406406381381450X350457457356356381381450X300457457325325381381450X250457457273273381381500X450508508457457508508500X400508508406406508508500X350508508356356508508500X300508508325325508508550X500559559508508508508550X450559559457457508508550X400559559406406508508550X350559559356356508508600X550610610559559508508600X500610610508508508508600X450610610457457508508600X400610610406406508508

D1CM3、等径三通尺寸系列D1CM公称直径DN端部外径D1、D2中心至端面尺寸CMIIIIIIIII152221252525252027272929292925343338383838(32)4242484848484048485757575750606064646464(65)76737676767680898986868686100114114105105105105(125)140141124124124124150168168143143143143200219219178178178178250273273216216216216300325325254254254254350356356279279279279400406406305305305305450457457343343343343500508508381381381381550559559419419419419600610610432432432432C注：①带括号者不推荐使用。②I：SH3408—96《钢制对焊无缝管件》II:ASMEB16.9《工厂制品锻钢对焊管件》。4、异径三通尺寸系列公称直径DN①X②X③端部外径中心至端面尺寸D1D2CMIIIIIIIIIIII20X15272722212929292925X20343427273838383825X153434222138383838(32X25)4242343348484848(32X20)4242272748484848(32X15)424222214848484840X32484842425757575740X25484834335757575740X20484827275757575740X15484822215757575750X40606048486464606050X32606042426464575750X25606034336464515150X206060272764644444(65X50)7673606076767070(65X40)7673484876766767(65X32)7673424276766464(65X25)767334337676575780X65898976738686838380X50898960608686767680X40898948488686737380X328989424286867070100X8011411489891051059898100X6511411476731051059595100X5011411460601051058989100X4011411448481051058686(125X100)140141114114124124117117续表

公称直径DN①X②X③端部外径中心至端面尺寸D1D2CMIIIIIIIIIIII(125X80)1401418989124124111111(125X65)1401417673124124108108(125X50)1401416060124124105105150X125168168140141143143137137150X100168168114114143143130130150X801681688989143143124124150X651681687673143143121121200X150219219168168178178168168200X125219219140141178178162162200X100219219114114178178156156200X802192198989178178152152250X200273273219219216216203203250X150273273168168216216194194250X125273273140141216216191191250X100273273114114216216184184300X250325325273273254254241241300X200325325219219254254229229300X150325325168168254254219219300X125325325140141254254216216350X300356356325325279279270270350X250356356273273279279257257350X200356356219219279279248248350X150356356168168279279238238400X350406406356356305305305305400X300406406325325305305295295400X250406406273273305305283283400X200406406219219305305273273400X150406406168168305305264264450X400457457406406343343330330450X350457457356356343343330330450X300457457325325343343321321450X250457457273273343343308308450X200457457219219343343298298500X450508508457457381381368368500X400508508406406381381356356500X350508508356356381381356356500X300508508325325381381346346

公称直径DN①X②X③端部外径中心至端面尺寸D1D2CMIIIIIIIIIIII500X250508508273273381381333333500X200508508219219381381324324550X500559559508508419419406406550X450559559457457419419394394550X400559559406406419419381381550X350559559356356419419381381550X300559559325325419419371371550X250559559273273419419359359600X550610610559559432432432432600X500610610508508432432432432600X450610610457457432432419419600X400610610406406432432406406600X350610610356356432432406406600X300610610325325432432397397600X250610610273273432432384384注：①带括号者不推荐使用。②I：SH3408—96《钢制对焊无缝管件》II:ASMEB16.9《工厂制品锻钢对焊管件》。5、钢板制对焊管件SH3409—9645°弯头、90°弯头尺寸系列公称直径DN端部外径中心至端面尺寸45°弯头90°弯头尺寸系列长半径长半径短半径15016895229152200219127305203250273159381254300325190457305350356222533356400406254610406450457286686457500508318762508550559343838559600610381914610（650）6604069916607007114381067711（750）76247011437628008135021219813（850）86453312958649009145651372914（950）96560014489651000101663215241016（1100）1118695167611181200122075918291220（1300）1321821198113211400142088321341420（1500）1524947228612416001620101024381620（1700）172710732591172718001820113727431829（1900）193011992896193020002020126330482032注：带括号者不推荐使用。

DN>6006、异径管尺寸系列(SH3409—96)DN>600公称直径DN①X②端部外径LD1D2200X150219168152250X200273219178250X150273168178300X250325273203300X200325219203300X150325168203350X300356325330350X250356273330350X200356219330350X150356168330400X350406356356400X300406325356400X250406273356400X200406219356450X400457406381450X350457356381450X300457325381450X250457273381500X450508457508500X400508406508500X350508356508500X300508325508550X500559508508550X450559457508550X400559406508550X350559356508600X550610559508600X500610508508600X450610457508600X400610406508(650X600)660610610DNW600续表

公称直径DN①X②端部外径LD1D2(650X550)660559610(650X500)660508610(650X450)660457610700X650711660610700X600711610610700X550711559610700X500711508610700X450711457610(750X700)762711610(750X650)762660610(750X600)762610610(750X550)762559610(750X500)762508610800X750813762610800X700813711610800X650813660610800X600813610610(850X800)864813610(850X750)864762610(850X700)864711610(850X650)864660610(850X600)864610610900X850914864610900X800914813610900X750914762610900X700914711610900X650914660610900X600914610610(950X900)965914610(950X850)965864610(950X800)965813610(950X750)965762610(950X700)965711610(950X650)9656606101000X95010169656101000X90010169146101000X85010168646101000X80010168136101000X7501016762610续表

公称直径DN①X②端部外径LD1D21000X7001016711610(1100X1000)11181016610(1100X950)1118965610(1100X900)1118914610(1100X850)1118864610(1100X800)11188136101200X1100122011187111200X1000122010167111200X95012209657111200X9001220914711(1300X12001300X11001300X1000)132110167111400X1300142013217111400X1200142012207111400X110014201118711(1500X14001500X13001500X1200：带括号者不推荐使用。

7、等径三通尺寸系列（SH3409—96）公称直径DN端部外径D1、D2中心至端面尺寸CM150168143143200219178178250273216216300325254254350356279279400406305305450457343343500508381381550559419419600610432432（650）660495495700711521521（750）762559559800813597597（850）86463563590091467367395096571171110001016749749（1100）111881376212001220889838（1300）1321965914140014201042965（1500）152411181016注：带括号者不推荐使用。

8、异径三通尺寸系列(SH3409—96)公称直径①X②X③端部外径中心至端面尺寸D1D2CM200X150219168178168250X200273219216203250X150273168216194300X250325273254241300X200325219254229300X150325168254219350X300356325279270350X250356273279257350X200356219279248350X150356168279238400X350406356305305400X300406325305295400X250406273305283400X200406219305273400X150406168305264450X400457406343330450X350457356343330450X300457325343321450X250457273343308400X200457219343298500X450508457381368500X400508406381356500X350508356381356500X300508325381346500X250508273381333500X200508219381324(550X500)559508419406(550X450)559457419394(550X400)559406419381(550X350)559356419381

公称直径①X②X③端部外径中心至端面尺寸D1D2CM(550X300)559325419371(550X250)559273419359600X550610559432432600X500610508432432600X450610457432419600X400610406432406600X350610356432406600X300610325432397600X250