Seamless Steel Pipe for Structure

B, 20, 45, Q345,Q390, Q420

16Mn, 20Mn, 55Mn, 27SiMn

12CrMoV, 20Mn2, 30Mn2, 20Cr, 45Cr, 30CrMo, 35CrMo, 42CrMo

GB/T18984

Machining, Pipe Fittings, Steel Structure

S275, S355

EN10210

Vehicle axles

20Mn2、LZ20Mn2、LZ27Mn2、XCQ16、XCQ16-1、JQ16

YB/T4203 or

Agreement

for axle of automobile semi-trailer

Hydraulic support

20,35,45, 27SiMn

GB/T17396

Manufacture of coal machinery and mining machinery, etc.

30CrMnSi,30MnNbRe

30CrMnSiA,27SiMn(R)

Hydraulic cylinder block

XG550B,XG720

Agreement

Hydraulic cylinder