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1、最新中外无缝钢管材质对照表序号No产品名称ProductDesignation钢号SteelGrade规格Dimenisions产品标准Standard用途Usage1结构用无缝钢管SeamiessSteelpipeforStructuralpurposes10,20,35,45,Q345(16Mn)低合金钢等lowalloysteeletc.108-325×4-30mmGB/T8162(neqJISG3444-)适用于一般结构，机械结构用管Forgeneralstructureandmechanicalstructure2输送流体用无缝钢管Sea
2、mlesssteelpipeforlowandmediumpressure10,20,Q295,Q345等etc108-325×4-30mmGB/T8163(neqJISG3444-)适用于输送流体Forliquidservice3低中压锅炉用无缝钢管Seamlesssteelpipeforlowandmediumpressure10,20,Q345等etc108-325×4-30mmGB308(neqISO9329-1)适用于制造各种结构低压和中压锅炉及机车锅炉用的优质碳素和低合金高强度结构钢管。Forvariousstructurelowand
3、mediumpressureboiler4高压锅炉用无缝钢管Seamlesssteelpipeforhighpressureboiler20G(ST45.8/Ⅲ),15CrMoG,12Cr1MoVG108-325×4-30mmGB5310(neqASTMA335-A106,DIN17175,ISO9329-2)适用于制造高压及其以上压力的蒸汽锅炉，管道用的优质碳素钢、合金钢无缝钢管Forhighpressureboiler5液压支柱用热轧无缝钢管Seamlesshot-rollersteelpipeforhydraulicpillarservice
4、20,35,45，27SiMn108-325×4-30mmGB/T17396(neqDIN1629)适用于制造液压支架和支柱的缸、柱用热轧无缝钢管Forhydraulicpillar.6石油裂化用无缝钢管Seamlesssteelpipeforpetroleumcracking10,20108-325×4-30mmGB9948(neqASTMA161,A200)适用于石油精炼厂的炉管、热交换器管和管道Furnacetubesheatexchangertubesandpipelineusedinpetroleumrefinery7化肥设备用高压无缝钢
5、管Hign-pressureseamlesssteelpipeforchemicalfertilizerequipments10,20.16Mn,15CrMoG等etc108-325×4-30mmGB6479（neqISO2604)适用于工作温度为-40℃-400℃，工作压力为10-32N/mm2的化工设备和管道Forchemicalequipmentandpipelinewithworkingtemperatureof-40℃-+400℃andworkingpressureof10-32N/mm28气瓶用无缝钢管Seamlesssteelpipe
6、forgascylinder37Mn,34Mn2V,30CrMo,35CrMo108-273×4-9mmGB18248(neqJISG3429)用于制造气瓶用Forgascylinder9管线管LinePipeA,B,X42,X46,X52114.3-325×4-30mmAPISpec5L适用于石油和天然气工业中输送气、水油的钢管Forpipesuitableforconveyinggas,water,andoilinoilandnaturalgasindustries10石油天然气工业输送钢管交货技术条件第1部分：A、B级钢管Petroleuma
7、ndnaturalgasindustriestrieslinepipe-TechnicalconditionPart1:gradeA、BL210,L245,L290,L320,L360114.3-325×4-30mmGB/T9711.1,GB/T9711.2(ISO3183-1.2;APISpecSL)11石油套管、油管和钻杆（光管）Casing,tubinganddrillpipe(plain-end)J55,N80114.3-325mmAPISpec5CT用于石油开采Forpetroleumrecovering12高温用无缝碳钢管Seamles
8、scarbonsteelpipeforhigh-temperatureserviceA,B,C114.3-325×4-30
