石油化工配管手冊

一、說明本配管手冊包括以下內(nèi)徽號說明、管道符號說明、工藝介質(zhì)代號、焊條焊絲選用表及焊絲色標、工程材料色標表、設備代號說明、臨時墊片使用說明、管道材質(zhì)分布圖、各裝置的工藝管道分區(qū)圖、管子管件壁厚對照、管道等級代號、螺栓選用表、常用管件尺附表、充說明

二、工藝介質(zhì)代號（表1-4）代號工藝介質(zhì)代號工藝介質(zhì)P工藝物料FW新鮮水MS中壓蒸汽PW凈化水LS1.0MPa蒸汽CW循環(huán)冷水HS高壓蒸汽HW循環(huán)熱水CH磷酸三鈉溶液NC不凝氣H氫氣HO導熱油PA非凈化風SC蒸汽凝液水IA凈化風SG酸性水FG燃料氣OG干氣/廢氣/燒焦氣FLG放火炬氣NH3液氨WW污水CS堿OWW含油污水FO燃料油DSW除鹽水FSO沖洗油BFW鍋爐給水LSO輕污油SW生活水HSO重污油SWW含硫污水LUO潤滑油SOW酸性水LPG液化石油氣S液硫CC切焦水N2氮氣AW氨水四、管道焊條焊絲選用表及焊絲色標序號管道材質(zhì)焊絲種類焊條種類焊絲色標色標標識位置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綠色焊絲的一端7316LER316E316L-16藍色焊絲的一端815CrMoTGS-1CMR307B紅色焊絲的一端915CrMoGTGS-1CMR307B紅色焊絲的一端101Cr9MoTGS-9CMCM-9紫色焊絲的一端11TP321LTGS-347RNY-347黃色焊絲的一端121Cr5MoH1Cr5MoR507黑色焊絲的一端13UNSN8811ERNiCrMo-3ENiCrMo-3白色焊絲的一端五、工程材料色標序號材料名稱材質(zhì)色標內(nèi)容備注標識顏色標識部位標識尺寸1管子、管件20#不涂色2管子、管件20G白色一側(cè)通長*25mm寬3管子、管件20R白色+藍色一側(cè)通長*25mm寬4管子、管件A106白色+紫色一側(cè)通長*25mm寬5管子、管件15CrMoG紫色一側(cè)通長*25mm寬6管子、管件15CrMo桔紅色一側(cè)通長*25mm寬7管子、管件1Cr5Mo紫色+桔紅色一側(cè)通長*25mm寬8管子、管件1Cr9Mo紫色+黑色一側(cè)通長*25mm寬9管子、管件0Cr18Ni9藍色一側(cè)通長*25mm寬10管子、管件TP316L藍色+綠色一側(cè)通長*25mm寬11管子、管件TP321藍色+黑色一側(cè)通長*25mm寬12法蘭、鍛造管件20#不涂色13法蘭、鍛造管件Q235+Zn不涂色14法蘭、鍛造管件Q345白色+紅色一側(cè)通長*25mm寬15法蘭、鍛造管件A105白色+紫色一側(cè)通長*25mm寬16法蘭、鍛造管件09Mn2VDR白色+藍色一側(cè)通長*25mm寬17法蘭、鍛造管件0Cr19Ni9藍色+紅色一側(cè)通長*25mm寬18法蘭、鍛造管件0Cr18Ni9藍色一側(cè)通長*25mm寬19法蘭、鍛造管件F321藍色+黑色一側(cè)通長*25mm寬20法蘭、鍛造管件15CrMo桔紅色一側(cè)通長*25mm寬21法蘭、鍛造管件1Cr5Mo紫色一側(cè)通長*25mm寬22螺栓40MnB黃色一端全部數(shù)量23螺栓35CrMoA藍色一端全部數(shù)量24螺栓35CrMoVA綠色一端全部數(shù)量25螺栓25Cr2MoVA白色一端全部數(shù)量26螺栓1Cr5Mo黑色一端全部數(shù)量27螺栓40MnVB紅色一端全部數(shù)量

六、設備代號說明代號設備類型代號設備類型F加熱爐T塔R反應器E冷換設備A空冷器V容器C壓縮機、鼓風機、引風機P泵FI過濾器EJ噴射器FT阻火器SL消音器SC取樣冷卻器MI凈態(tài)混合器SV安全閥RO限流孔板S煙囪七、臨時墊片說明臨時墊片將用于臨時組裝、壓力試驗、配管的清洗和吹掃。在試運轉(zhuǎn)之前，所有的臨時墊片都要更換成正式墊片。臨時墊片的放入部位：（1）臨時組裝的短管或部件A：臨時過濾器B：孔板的定位距板C：臨時短管（2）在配管的試驗和吹掃時拆下的在線儀表A：控制閥B：流量計C：液位計D：壓力表E：分析儀F：其他（3）在進行配管試驗和沖洗時拆掉配管組件或者是安裝盲板的部位A：安全閥B：防爆膜C：其他（4）在進行配管試驗和吹掃時安裝盲板的法蘭連接部位（如機泵出入口的法蘭等）。為了在把臨時墊片安裝到管線上之后，能夠?qū)ζ溥M行識別，在臨時墊片的外導向環(huán)的外側(cè)表面，全部進行顏色標記，顏色為紅色，或者將臨時墊片留一尾巴。十、管子壁厚對照表1、奧氏體不銹鋼無縫鋼管尺寸和理論質(zhì)量（SH3405-96）公稱直徑DN外徑mm壁厚及理論質(zhì)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公稱壁厚超過SCH80s的不銹鋼管按（碳素鋼、合金鋼無縫鋼管）的標準查得。

2、碳素鋼、合金鋼無縫鋼管的尺寸和理論質(zhì)量(SH3405-96)公稱直徑DN外徑壁厚及理論質(zhì)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、奧氏體不銹鋼焊接鋼管的尺寸和理論質(zhì)量(SH3405-96)公稱直徑DN外徑mm公 稱 壁 厚 mm2.02.53.03.54.04.55.06.07.08.0理 論 質(zhì) 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、碳素鋼、合金鋼無縫鋼管鋼管的尺寸和理論質(zhì)量(SH3405-96)公稱直徑DN外徑公稱壁厚mm4.05.06.07.08.09.010.011.012.013.0mm理論質(zhì)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：鋼管的每米理論質(zhì)量可按下列公式計算：M=0.02466*壁厚*(外徑一壁厚)M：kg/m外徑：mm壁厚：mm

十一、管道等級代號（表1-3）管道等級號公稱壓力設計條件腐蝕余量mm應力消除管子使用范圍MPa1b/ii2密封面壓力MPa溫度℃DN材質(zhì)2A12.0150-RF1.0600——15--5080--200Q235B+Zn20凈化空氣新鮮水、生活水2A52.0150-RF1.02501.615—4050-500600-9001000-14001600-20002020Q235BQ235BQ235B空氣2B12.0150-RF1.2-5-1001.6 15-4050-500600-9001000-12002020Q235BQ235B非凈化空氣工業(yè)用水新鮮水2B22.0150-RF1.21501.6 15-4050-5002020除氧水消防水脫鹽水（60度以下2B32.0150-RF1.01841.6 15-4050-5002020低壓飽和蒸汽凝液2B42.0150-RF1.22001.6 15-4050-125150-500600-80020202020R火炬燃料氣燃料油低壓氮氣2B52.0150-RF0.83501.6 15-125150-500600-700700-800202020R20R油品油氣2B62.0150-RF0.83503.2*215-100125-350400-500600-90020202020R油品油氣（含腐蝕性介質(zhì)2B72.0150-RF1.22001.6*415-125150-500600-800202020R氫氣氫氣油氣2B152.0150-RF1.00.82503503.2*215-100125-350400-500202020液硫尾氣（含夾套管3B25.0300-RF1.32701.6 15-400-125150-500202020低壓過熱蒸汽3B35.0300-RF3.52501.6*415-4050-5002020氫氣氫氣油氣

管道等級號公稱壓力設計條件腐蝕余量mm應力消除管子使用范圍MPa1b/in密封面壓力MPa溫度℃DN材質(zhì)3B45.0300-RF2.23501.615-4050-125150-500600-80020202020R350度以下的油品中壓氮氣3B75.0300-RF0.56501.6--15-125150-500600-800202020R燒焦線除焦線3B95.0300-RF3.01501.6 15-4050-125150-500202020液化石油氣液態(tài)烴3B115.0300-RF3.02.01502503.2*215-4050-500600-800202020R氫氣氫氣+油氣（含腐蝕性介質(zhì)）5B110.0600-RF5.06.03002001.6*115-40500-4002020除氧水5B210.0600-RF4.04251.6*115-4050-40020G20G中壓蒸汽5B310.0600-RF4.03501.6*115-4050-4002020工藝油品油氣5B510.0600-RF5.52301.6*1*415-4050-4002020氫氣氫氣油氣（含H2S）7B115.0900-RJ7.53001.6*115-4050-40020G20G除氧水 “脫鹽水7B315.0900-RJ10.012.03502001.6*1*415-4050-150200-500202020油品油氣氮氣氫氣氫氣+油氣高壓氮氣9B142.02500-RJ33.6401.6*115-4050-15020020G20G20G水力除焦水2C22.0150-RF1.21001.6*215-4050-125150-500202020堿液液氮汽氨2C32.0150-RF1.41003.2*215-4050-125150-350400-50020202020酸性水酸性氣3C15.0300-RF3.02001.6*215-4050-125150-350202020液氨汽氨

管道等級號公稱壓力設計條件腐蝕余量mm應力消除管子使用范圍MPa1b/in密封面壓力MPa溫度℃DN材質(zhì)3C35.0300-RF2.62503.2*215-4050-125150-350202020酸性水酸性氣富胺液5C110.0600-RF4.51501.6*215-4050-1502020液氨堿液汽氨7C115.0900-RJ8.81501.6*215-4050-1502020堿液8D225.01500-RJ16.0201.6*115-100150-500CSCS氫氣氫氣+油氣5F110.0600-RJ1.85403.2*215-4050-350400-500P11P11P11氫氣氫氣+油氣3H75.0300-RF2.44003.2*215-4050-300350-500600-8001Cr5Mo1Cr5Mo1Cr5Mo1Cr5Mo含硫油品油氣（高酸3H715.0300-RF600-RJ0.585203.2*215-4050-300350-500600-8001Cr5Mo1Cr5Mo1Cr5Mo1Cr5Mo含硫油品油氣（高酸防結(jié)焦線5H110.0600-RJ4.04751.6*115-4050-50015CrMoG15CrMoG中壓過熱蒸汽5H210.0600-RJ5.84501.6*115-4050-50015CrMo15CrMo氫氣氫氣+油氣5H310.0600-RJ6.53503.2*215-150200-40015CrMo15CrMo氫氣氫氣油氣（含H2S）5H410.0600-RJ2.45501.6*215-4050-5001Cr5Mo1Cr5Mo氫氣氫氣+油氣5K110.0600-RJ3.55001.6*515-4050-500TP321TP321含H2s油氣8K125.01500-RJ13.05001.6*515-80100-350400-500TP321TP321TP321氫氣氫氣油氣（含h2s）2L12.0150-RF1.01000 15-4050-3000Cr18Ni90Cr18Ni9緩腐蝕劑硫化劑阻垢劑動力風2L82.0150-RF1.21500 15-4050-300TP316LTP316L高溫貧富液3L15.0300-RF3.01000 15-4050-3000Cr18Ni90Cr18Ni9緩腐蝕劑硫化劑阻垢劑

管道等級號公稱壓力設計條件腐蝕余量mm應力消除管子使用范圍MPa1b/ii2密封面壓力MPa溫度℃DN材質(zhì)3L85.0300-RF2.40.584005203.2*215-4050-300350-500TP316LTP316LTP316L含硫油品油氣（高酸5L210.0600-RF6.51000 15-500Cr18Ni9液壓油5L810.0600-RJ4.83503.2*215-4050-500TP316LTP316L含硫油品油氣（高酸SP12.0150-RF1.21500 10-250Cr18Ni9常規(guī)低壓介質(zhì)采樣線SP25.0300-RF2.53000--10-250Cr18Ni9常規(guī)低壓介質(zhì)采樣線SP310.0600-RF4.04750 10-250Cr18Ni9中壓介質(zhì)采樣線SP425.01500-RJ11.04750 10-250Cr18Ni9高壓介質(zhì)采樣線STB2.0150-RF1.02601.6 10-2520伴熱蒸汽用STB2.0150-RF1.02601.6 10-250Cr18Ni9伴熱蒸汽用說明：*1——管道壁厚超過19mm時做應力消除2——有應力消除要求4——振動臨氫管道要求做應力消除5——穩(wěn)定化熱處理“2B3”中的第一個數(shù)字表示2--2.0MPa3—5.0MP&5—10.0MPa7—15.0MPa8—25.0MPa9—42.0MPa

十二、螺栓選用表1、PN2.0等級RF法蘭尺寸螺栓個數(shù)螺栓規(guī)格螺栓長度代號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等級RF法蘭尺寸螺栓個數(shù)螺栓規(guī)格螺栓長度代號DN154M1475YSb3-75DN204M1680YSb3-80DN254M1685YSb3-85DN404M20100YSb3-100DN508M1695YSb3-95DN658M20105YSb3-105DN808M20110YSb3-110DN1008M20120YSb3-120DN1258M20125YSb3-125DN15012M20130YSb3-130DN20012M24150YSb3-150DN25016M24170YSb3-170

DN30016M30180YSb3-180DN35020M30190YSb3-190DN40020M33205YSb3-205DN45024M33210YSb3-210DN50024M33220YSb3-2203、PN10.0等級RF法蘭尺寸螺栓個數(shù)螺栓規(guī)格螺栓長度代號DN154M1490YSb3-90DN204M1695YSb3-95DN254M16100YSb3-100DN404M20120YSb3-120DN508M16115YSb3-115DN658M20130YSb3-130DN808M20135YSb3-135DN1008M24160YSb3-160DN1258M27180YSb3-180DN15012M27185YSb3-185DN20012M30205YSb3-205DN25016M33230YSb3-230DN30020M33235YSb3-235DN35020M36250YSb3-250DN40020M39270YSb3-2704、PN10.0等級RJ法蘭尺寸螺栓個數(shù)螺栓規(guī)格螺栓長度代號環(huán)墊號DN154M1485YSb5-85R11DN204M1695YSb5-95R13DN254M16100YSb5-100R16DN404M20115YSb5-115R20DN508M16120YSb5-120R23DN658M20135YSb5-135R26DN808M20140YSb5-140R31DN1008M24160YSb5-160R37DN1258M27180YSb5-180R41DN15012M27190YSb5-190R45DN20012M30210YSb5-210R49DN25016M33235YSb5-235R53DN30020M33240YSb5-240R57DN35020M36255YSb5-255R61DN40020M39270YSb5-270R65DN45020M42290YSb5-290R69DN50024M42305YSb5-305R735、PN15.0等級RJ法蘭尺寸螺栓個數(shù)螺栓規(guī)格螺栓長度代號環(huán)墊號DN154M20115YSa4-115R12DN204M20125YSa4-125R14DN254M24140YSa4-140R16DN404M27155YSa4-155R20DN508M24160YSa4-160R24DN658M27175YSa4-175R27DN808M24160YSa4-160R31DN1008M30185YSa4-185R37DN1258M33210YSa4-210R41DN15012M30210YSa4-210R45DN20012M36240YSa4-240R49DN25016M36250YSa4-250R53DN30020M36270YSa4-270R57DN35020M39295YSa4-295R62DN40020M42310YSa4-310R66DN45020M48355YSa4-355R70DN50020M52375YSa4-375R746、CL1500RJ等級法蘭尺寸螺栓個數(shù)螺栓規(guī)格螺栓長度代號環(huán)墊號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°彎頭、90°彎頭、180°彎頭及管帽尺寸系列45°彎頭 90°彎頭 180°彎頭 管帽公稱直徑DN端部外徑D中心至端面尺寸中心至端面尺寸背部至端面尺寸45°彎頭H90°彎頭F180°彎頭P180°彎頭K管帽長半徑長半徑短半徑長半徑短半徑長半徑短半徑EIIIIIIIIIIIIIIIIIIIIIIII152221161638387676484825202727111929385776435125253433222238402525767651515656424238(32)424225254848323295956464707052523840484829295757383811411476768383626238506060353576765151152152102102106106818138(65)7673444495956464191191127127132132102102388089895151114114767622922915215215915912112151100114114646415215210210230530520320321021015915964(125)140141797919019012712738138125425426226219719776150168168959522922915215245745730530531331323723789200219219127127305305203203610610406406414414313313102250273273159159381381254254762762518518127300325324190190457457305305914914619619152350356356222222533533356356106710677117111654004064062542546106104064061219121981381317845045745728628668668645745713721372914914203500508508318318762762508508152415241016101622955055955934334383883855955916761676111811182546006106103813819149146106101829182912191219267偏心2、同心、偏心異徑管（大小頭）尺寸系列偏心公稱直徑DN①x②端部外徑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

公稱直徑DN①x②端部外徑LD1D2IIIIIIIII150X651681687673140140200X150219219168168152152200X125219219140141152152200X100219219114114152152200X802192198989152152250X200273273219219178178250X150273273168168178178250X125273273140141178178250X100273273114114178178300X250325325273273203203300X200325325219219203203300X150325325168168203203300X125325325140141203203350X300356356325325330330350X250356356273273330330350X200356356219219330330350X150356356168168330330400X350406406356356356356400X300406406325325356356400X250406406273273356356400X200406406219219356356450X400457457406406381381450X350457457356356381381450X300457457325325381381450X250457457273273381381500X450508508457457508508500X400508508406406508508500X350508508356356508508500X300508508325325508508550X500559559508508508508550X450559559457457508508550X400559559406406508508550X350559559356356508508600X550610610559559508508600X500610610508508508508600X450610610457457508508600X400610610406406508508

D1CM3、等徑三通尺寸系列D1CM公稱直徑DN端部外徑D1、D2中心至端面尺寸CMIIIIIIIII152221252525252027272929292925343338383838(32)4242484848484048485757575750606064646464(65)76737676767680898986868686100114114105105105105(125)140141124124124124150168168143143143143200219219178178178178250273273216216216216300325325254254254254350356356279279279279400406406305305305305450457457343343343343500508508381381381381550559559419419419419600610610432432432432C注：①帶括號者不推薦使用。②I：SH3408—96《鋼制對焊無縫管件》II:ASMEB16.9《工廠制品鍛鋼對焊管件》。4、異徑三通尺寸系列公稱直徑DN①X②X③端部外徑中心至端面尺寸D1D2CMIIIIIIIIIIII20X15272722212929292925X20343427273838383825X153434222138383838(32X25)4242343348484848(32X20)4242272748484848(32X15)424222214848484840X32484842425757575740X25484834335757575740X20484827275757575740X15484822215757575750X40606048486464606050X32606042426464575750X25606034336464515150X206060272764644444(65X50)7673606076767070(65X40)7673484876766767(65X32)7673424276766464(65X25)767334337676575780X65898976738686838380X50898960608686767680X40898948488686737380X328989424286867070100X8011411489891051059898100X6511411476731051059595100X5011411460601051058989100X4011411448481051058686(125X100)140141114114124124117117續(xù)表

公稱直徑DN①X②X③端部外徑中心至端面尺寸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

公稱直徑DN①X②X③端部外徑中心至端面尺寸D1D2CMIIIIIIIIIIII500X250508508273273381381333333500X200508508219219381381324324550X500559559508508419419406406550X450559559457457419419394394550X400559559406406419419381381550X350559559356356419419381381550X300559559325325419419371371550X250559559273273419419359359600X550610610559559432432432432600X500610610508508432432432432600X450610610457457432432419419600X400610610406406432432406406600X350610610356356432432406406600X300610610325325432432397397600X250610610273273432432384384注：①帶括號者不推薦使用。②I：SH3408—96《鋼制對焊無縫管件》II:ASMEB16.9《工廠制品鍛鋼對焊管件》。5、鋼板制對焊管件SH3409—9645°彎頭、90°彎頭尺寸系列公稱直徑DN端部外徑中心至端面尺寸45°彎頭90°彎頭尺寸系列長半徑長半徑短半徑15016895229152200219127305203250273159381254300325190457305350356222533356400406254610406450457286686457500508318762508550559343838559600610381914610（650）6604069916607007114381067711（750）76247011437628008135021219813（850）86453312958649009145651372914（950）96560014489651000101663215241016（1100）1118695167611181200122075918291220（1300）1321821198113211400142088321341420（1500）1524947228612416001620101024381620（1700）172710732591172718001820113727431829（1900）193011992896193020002020126330482032注：帶括號者不推薦使用。

DN>6006、異徑管尺寸系列(SH3409—96)DN>600公稱直徑DN①X②端部外徑LD1D2200X150219168152250X200273219178250X150273168178300X250325273203300X200325219203300X150325168203350X300356325330350X250356273330350X200356219330350X150356168330400X350406356356400X300406325356400X250406273356400X200406219356450X400457406381450X350457356381450X300457325381450X250457273381500X450508457508500X400508406508500X350508356508500X300508325508550X500559508508550X450559457508550X400559406508550X350559356508600X550610559508600X500610508508600X450610457508600X400610406508(650X600)660610610DNW600續(xù)表

公稱直徑DN①X②端部外徑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續(xù)表

公稱直徑DN①X②端部外徑LD1D21000X7001016711610(1100X1000)11181016610(1100X950)1118965610(1100X900)1118914610(1100X850)1118864610(1100X800)11188136101200X1100122011187111200X1000122010167111200X95012209657111200X9001220914711(1300X12001300X11001300X1000)132110167111400X1300142013217111400X1200142012207111400X110014201118711(1500X14001500X13001500X1200：帶括號者不推薦使用。

7、等徑三通尺寸系列（SH3409—96）公稱直徑DN端部外徑D1、D2中心至端面尺寸CM150168143143200219178178250273216216300325254254350356279279400406305305450457343343500508381381550559419419600610432432（650）660495495700711521521（750）762559559800813597597（850）86463563590091467367395096571171110001016749749（1100）111881376212001220889838（1300）1321965914140014201042965（1500）152411181016注：帶括號者不推薦使用。

8、異徑三通尺寸系列(SH3409—96)公稱直徑①X②X③端部外徑中心至端面尺寸D1D2CM200X150219168178168250X200273219216203250X150273168216194300X250325273254241300X200325219254229300X150325168254219350X300356325279270350X250356273279257350X200356219279248350X150356168279238400X350406356305305400X300406325305295400X250406273305283400X200406219305273400X150406168305264450X400457406343330450X350457356343330450X300457325343321450X250457273343308400X200457219343298500X450508457381368500X400508406381356500X350508356381356500X300508325381346500X250508273381333500X200508219381324(550X500)559508419406(550X450)559457419394(550X400)559406419381(550X350)559356419381

公稱直徑①X②X③端部外徑中心至端面尺寸D1D2CM(550X300)559325419371(550X250)559273419359600X550610559432432600X500610508432432600X450610457432419600X400610406432406600X350610356432406600X300610325432397600X250