GB ASTM DIN 公差对比

锅炉管系列◆标准Standard:DIN17175---GermanStandardASMESA192,SA106,SA209,SA210,SA213,SA556---StandardofAmericanSocietyofMechanicalEngineersGB5310,3087---ChineseNationalStandardQ/BQB201---BaosteelCorporationStandard◆用途Uses:用于低中压、高压及其以上压力锅炉的水冷壁、省煤器、再热器、过滤器及蒸气管道的制造。Formanufactureoflow/medium/highandhigherpressureboilers,watercoolingpanels,coal-savingdevices,reheaters,superheatersandsteampipelines◆尺寸公差TolerancesonDimensions:壁厚允许偏差WallThicknessTolerance:标准Standard外径OutsideDiameterda(mm)壁厚WallThicknessS(mm)壁厚允许偏差ToleranceDIN17175Q/BQB201≤130S≤2·Sn+15%,-10%2·SnS≤4·Sn+12.5%,-10%S4·Sn±9%130S≤0.05da+15%，-10%0.05daS≤0.11da±12.5%S0.11da±10%GB3087--3-20+12.5%,-15%20±10%GB5310--3.5+15%(最小为+0.48mm)-10%(最小为-0.32mm)3.5-20+15%,-10%20±10%ASMESA450--2.4-3.8+35%,-0%3.8-4.6+35%,-0%4.6+23%,-0%ASMESA530----±12.5%外径允许偏差OutsideDiameterTolerance:标准Standard外径OutsideDiameter(mm）外径允许偏差ToleranceDIN17175Q/BQB201≤100±0.75%(min=0.5mm)100±0.90%GB3087≤159+1.25%-1.0%GB5310≤50±0.5(mm)50±1.0%ASMESA450≤101.6+0.4-0.8(mm)101.6-190.5+0.4-1.2(mm)ASMESA530≤48.3+0.4-0.8(mm)48.3-114.3±0.8(mm)114.3+1.6-0.8(mm)◆力学性能MechanicalProperties:牌号Grade抗拉强度TensileStrengthσbMpa下列壁厚钢管的屈服点YieldPointatthefollowingwallthicknessσsMpa不小于notlessthan伸长率Elongationδ5%不小于notlessthan冲击功（纵向）ImpactEnergy(longitrdinal)J不小于notlessthan硬度不大于Hardessnotmorethan采用标准Standard洛氏硬度Rockwell布氏硬度Brinell壁厚WallThickness＜5.1mm壁厚WallThickness≥5.1mm＜15mm≥15mm10333-49019624---GB308720392-58824522620---≤16mm＞16mm---St35.8360-48023522525---DIN17175Q/BQB201Sr45.8410-53025524521---15Mo3450-60027022---13CrMo44440-59029022---10CrMo910450-60028020---14MoV63460-6103202055-12Cr1MoV470-6402552452141--20G410-5502452435--GB531020MnG≥4152402235--25MnG≥4852752035--15MoG450-6002702235--20MoG≥4152202235--12CrMoG410-5602052135--15CrMoG440-6402352135--12Cr2MoG450-6002802035--12Cr1MoVG470-6402552135--12Cr2MoWVTiB540-7353451835--＜15mm≥15mmSA192≥32518035-77HRB137HBASMESA192SA106-B≥415240查表---ASMESA106SA106-C≥485275---SA556-C2≥480280--ASMESA556SA210-A1≥415255-79HRB（143HB）ASMESA210SA210-C≥485275-89HRB(179HB)SA209-T1a≥415220-81HRB153HBASMESA209SA213-T12≥415205-163HB(85HRB)ASMESA213SA213-T22≥415205-163HB(85HRB)◆化学成分ChemicalComposition(%):采用标准Standard牌号GradeCSiMnP≤S≤CrMoVGB3087100.07-0.140.17-0.370.35-0.650.0350.035≤0.15--200.17-0.240.17-0.370.35-0.650.0350.035≤0.25--DIN17175Q/BQB201St35.8≤0.170.10-0.350.40-0.800.0300.030---St45.8≤0.210.10-0.350.40-1.200.0300.030---15Mo30.12-0.200.10-0.350.40-0.800.0300.030-0.25-0.35-13CrMo440.10-0.180.10-0.350.40-0.700.0300.0300.70-1.100.45-0.65-10CrMo9100.08-0.15≤0.500.40-0.700.0300.0302.00-2.500.90-1.20-14MoV63tdwidth船用管系列◆标准Standard:中国船级社钢质海船入级与建造规范--CCSClassificationofShips英国劳氏船级社规范--LRClassificationofShips法国BV船级社规范---BVClassificationosShipsDIN17175---GermanStandardGB5312Gb5310---ChineseNationalStandardQ/BQB203---BaosteelCorporationStandard◆主要用途Uses:用于船用锅炉、过热器及Ι、Π、Ⅲ级压力系管道的制造。Formanufactureofboilers,superheatersforship,andpressuresystempipelines◆尺寸公差TolerancesonDimensions:外径允许偏差OutsideDiameterTolerance:外径允许偏差Tolerance%普通级Normal高级High+1.25,-1.0±1.0壁厚允许偏差WallThicknessTolerance:壁厚WallThickness3s≤20s20壁厚允许偏差Tolerance%普通级Normal高级High普通级Normal高级High+12.5,-15+15,-10±12.5±10◆力学性能MechanicalProperties:类型ypeofSteel钢级Grade抗拉强度TensileStrengthσbMPa钢管的屈服点YieldPointσsMPa不小于notlessthan伸长率Elongationσ5%不小于notlessthan碳钢和碳锰钢Carbon&carbon-manganese360360-48021524410410-53023522490490-610285211Cr0.5Mo440440-590275222.2Cr1Mo410410-56013520490290-64027516◆化学成分ChemicalComposition(%):分类钢级CSiMnP≤S≤CrMoNiCuSnW总量碳钢和碳锰钢Carbon&carbon-manganese360≤0.17≤0.350.40-0.800.0400.040≤0.25≤0.10≤0.30≤0.30--≤0.70410≤0.21≤0.350.40-1.200.0400.040≤0.25≤0.10≤0.30≤0.30--≤0.70490≤0.23≤0.350.80-1.500.0400.040≤0.25≤0.10≤0.30≤0.30--≤0.701Cr0.5Mo4400.10-0.180.10-0.350.40-0.700.0400.0400.70-1.100.45-0.65≤0.30≤0.25≤0.03≤0.02-2.25Cr1Mo4100.08-0.150.10-0.350.40-0.700.0400.0402.00-2.500.90-1.20≤0.30≤0.25≤0.03≤0.02-490注：经协商，也可供应其他牌号的钢管Note:Othergradecanalsobeprovidedafterconsultingwithcustomers体输送用管系列◆标准Standard:GB8163---ChineseNationalStandardQ/BQB204---BaosteelCorporationStandardDIN17172---GermanStandard◆用途Uses:用于石油、天然气远程输送以及其它流体输送Forlong-sistanceconveyanceofpetrobleumandnaturalgasandconveyanceofotherfluid◆尺寸公差TolerancesonDimensions:标准Standard外径公差OutsideDiameterTolerance壁厚公差WallThicknessToleranceGB8163D50mm±0.50mm+15/-12.5%D≥50mm±1%Q/BQB204DIN17172D50mm±0.50mmD130mm+12.5/-10%D≥50mm±1%D≥130mm±12.5%◆机械性能MechanicalProperties:标准Standard钢级Grade抗拉强度(MPa)TensileStrengh屈服强度(MPa)YieldStrength延伸率(%)Elongation15mm15mmGB816310335-4752051952420390-5302452352016Mn490-66532531521Q/BQB204DIN17172StE210.7320-44021028StE240.7370-49024026StE290.7420-54029025StE320.7460-58032023StE360.7510-63036022◆化学成分ChemicalComposition(%):标准Standard牌号GradeCSiMnP≤S≤Ni≤Cr≤Cu≤GB8163100.07-0.140.17-0.370.35-0.650.0350.0350.250.150.25200.17-0.240.17-0.370.35-0.650.0350.0350.250.250.2516Mn0.12-0.200.20-0.601.20-1.600.0450.050///Q/BQB204DIN17172StE210.7≤0.17≤0.45≥0.350.0350.035///StE240.7≤0.17≤0.45≥0.400.0350.035///StE290.7≤0.22≤0.450.50-1.100.0350.035///StE320.7≤0.22≤0.4