Name: Hydraulic Cylinder Tubes/ Skive and Roller Burnished Tube
Material: ST52,CK45,4140,16Mn,42CrMo,E355
Delivery Condition: BK, BK+S, GBK, NBK
ID Size : 20mm – 1500mm
Length: max 16m
Type: Seamless, Hot Rolled, Cold Rolled, Cold Drawn
Straightness: ≤ 0.5/1000
Roughness: 0.2-0.4 u
Tolerance EXT: DIN2391, EN10305, GB/T 1619
Tolerance INT: H7,H8,