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1、2023/2/28Conversion Table for Steel Grade Between European Standards and Chinese StandardsEuropean MaterialChinese MaterialApplicationMaterialStandardMaterialStandardS235JREN 10025Q235AGB 700-88Steel structure,unimportant lever,hook,screw,nut,bushing and so on.S275JREN 1002530,35GB 700-88For Steel s
2、tructure,use Q235A.Formedium quality components like shaft,chain wheel,and lifting hook,30 and 35are recommanded.S355JREN 1002516Mn,20MnMoGB 1591-88)Good welding and mechanical feature,widely be used for ship building,bridgeand pressure vessel.S275J2G3EN 1002510MnGB 700-88S355J2G3EN 1002516MnGB 700-
3、88E295 EN 1002535GB 699-88,JB/ZQ 4287-86)Be used for making components such asshaft,disc,bushing,bearinghousing,flange and high quality screw,nut.E335EN 1002545GB 699-88,JB/ZQ 4287-86)Crank shaft,driving shaft,gear,worm,key and pin.C40EEN 10083-140GB 699-88,JB/ZQ 4287-86)Shaft,roller,pin,and piston
4、rod.C45K 45,42CrMoGB 699-88,JB/ZQ 4287-86)Crank shaft,driving shaft,gear,worm,key and pin.C50E 36CrNiMo4EN 10083-1FOR COMMONUSE:42CrMoFOR GEAR:40CrNiMoAGB 3077-88,JB/ZQ 4288-86Be used for making big section forgingcomponents,such as shaft,high qualitylever,gear,universal shaft an so on.35Mn5V 42CrMo
5、GB 3077-88,JB/ZQ 4288-86Be used for making big section forgingcomponents,such as shaft,high qualitylever,gear,universal shaft an so on.35SiMn41CrMo4V42CrMo4 EN 10083-142CrMo4V50CrMo4V50CrMoGB 3077-88,JB/ZQ 4288-86For big section parts,for instance theshaft,gear,piston rod and high strengthscrews and
6、 nuts.34CrNiMo6V34CrNiMo30CrNiMo8V34CrNi3MoGB 3077-88,JB/ZQ 4288-86Forhigh load and big section parts ofheavy duty equipments.For instance,rotor of steamer,crank shaft and gear.30CrNiMo9V16MnCr520CrMnTiGB 3077-88,JB/ZQ 4288-86For small size and medium load partslike the gear and gear shaft of car.20
7、MnCr515CrNi620CrMnTi,20CrMnMoGB 3077-88,JB/ZQ 4288-86For small size and medium load partslike the gear and gear shaft of car,cam,piston and so on.X20Cr13V2Cr13,3Cr13GB 1220-84For vane of steamer,cutting blade,nozzle,valve.AISI 316DIN EN 100880Cr17Ni12Mo2X5CrNiMo 17 12 2ASTM A182 F304X5CrNi 18-100Cr1
8、8Ni9AISI304AISI3092Cr23Ni131Cr20Ni14Si21 of 3 2023/2/28AISI308SUS 308X5CrNi1812X17CrNi 16-2EN 100881Cr17Ni2GS-38.3ZG 230-450GB 11352-89For base plate,case,and some pipingelements.GS-45.3ZG 270-500GB 11352-89For flywheel,steam driven hammer,coupling and so onGS-52.3ZG 270-500GB 11352-89For flywheel,s
9、team driven hammer,coupling and so onGS-60.3ZG 310-570GB 11352-89For heavy duty component such ascoupling,gear,and housing.GS-C25NZG20SiMnJB/ZQ4297-86Nozzle body,valve body and elbow.GS-C25VGS-20Mn5VZG20CrMo,ZG20SiMnJB/ZQ4297-86For gear,bevel gear and high pressurecylinder components.GS-30Mn5VZG35Si
10、MnJB/ZQ4297-86Anti-wearing components.GS-25CrMo4VDIN 17205ZG35CrMoJB/ZQ4297-86Used for the parts like gear and gearring.GS-42CrMo4VGS-50CrMo4VGG-20EN 1561HT 200GB 9439-88For components with high requirementto the strength and anti-wearing,forinstance flywheel,gear rack,valve andpump body.GG-25EN 156
11、1HT 250GB 9439-88For components with high requirementto the strength and anti-wearing,forinstance flywheel,gear rack,valve andpump body.GG-30EN 1561HT 300GB 9439-88For important components with highrequirement to the strength and anti-wearing,for instance gear,cam,housing of shear or presser and bod
12、y ofmetal machining equipment.GG-35EN 1561HT 350GB 9439-88For important components with highrequirement to the strength and anti-wearing,for instance gear,cam,housing of shear or presser and body ofmetal machining equipment.GGG-40DIN 1693/1QT400-15GB 1348-88Be used for making components such asthe c
13、ase of gear box,valve body,coverand so on.GGG-50DIN 1693/1QT500-7GB 1348-88Gear and flywheel.GGG-60DIN 1693/1QT600-3GB 1348-88Crank shaft,shaft of metal machiningmachine,cylinder body and wheel.GGG-70EN-GJS-700-2DIN 1693/1EN 1563QT700-2GB 1348-88GGG-80DIN 1693/1QT800-2GB 1348-88Conversion Table for
14、Steel Grade Between European Standards and Chinese StandardsEuropean MaterialChinese MaterialApplicationMaterialStandardMaterialStandard2 of 3 2023/2/28G-CuSn7ZnPbZCuSn5Pb5Zn5GB 1176-87Be used for making the medium speedand load components,such as bushing,bearing and worm gear.GZ-CuSn7ZnPbGC-CuSn7Zn
15、PbG-CuSn12DIN 1705,UNI7013ZCuSn10Pb1GB 1176-87Be used for making high speed and loadsliding components,like lever,bushing,bearing,gear.GC-CuSn12GZ-CuSn12GZ-Sn12NiGC-Sn12NiCu Al 10 Fe5 Ni5AB 2C95500CuZn38Sn1ISO 1637CuSn8F45ZCuAl10Fe3GB 1176-87For heavy duty casting components withhigh strength and an
16、ti-wearingrequirement.For instance bushing,nutsand worm gear,CuZn40Pb2F43ZCuZn38Mn2Pb2GB 1176-87For common use simple castingcomponents,such as bushing,bearing,and sliding block.G-CuZn35Al1ZCuZn25Al6Fe3Mn3GB 1176-87Used for high stength and anti-wearingcomponents like nut,threaded rod,wearing plate and worm gear.GZ-CuZn35Al1G-CuZn34Al2GZ-CuZn34Al2CuZn40Al2F54Conversion Table for Steel Grade Between European Standards and Chinese StandardsEuropean MaterialChinese MaterialApplicationMaterialStandardMaterialStandard3 of 3