Customized H8skivedrolling burnished st 52 seamless honedtube
Standard
DIN2391, EN10305, ASTM A519, GB/T 8713 etc.
Material
ST45, ST52, E355, E355SR, STKM13C, 27SiMn SAE1020, C20Q235B, CK45, etc.
Heattreatment
BK+S condition
Specification
Outerdiameter(mm)
Innerdiameter(mm)
50-299
40-250
I.DTolerance
H8~H9
Length
3-9 Mtr(Suggested length 3-5.8 Mtr suitable for 20' container)
Straightness
0.3/1000
IDroughness
Ra0.4 micron(max)
TechnologySkived Tube
Scope
SRB tubefor hydraulic cylinder, crane,injectionmachineand
constructionmachineapplication