China ASTM A519 1020 1010 1026 4140 Hydraulic Tubing for Mining Machinery, Find details about China Honed Tube, Steel Tube from ASTM A519 1020 1010 1026 4140 Hydraulic Tubing for Mining Machinery
Description | ||
Standard | DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713... | |
Material | ST52, E355, E355SR, STKM13C, C20, SAE1026, Q235B, CK45, S45C... | |
Heat treatment | BK+S | |
Specification | Outer diameter(mm) | Inner diameter(mm) |
40-400mm | 30-320 | |
I.D Tolerance | H8-H9 | |
Length | 3-9m (Customers usually choose the 4~5.8m) | |
Straightness | 1/1000 | |
ID roughness | RA 0.4micron(max) | |
Technology | Honed & SRB(SKIVED AND ROLLER BURNISHED ) | |
Scope | Honed tube for hydraulic cylinder, swivel crane, injection machine and | |
construction machine application |