China DIN2391 St52 Cold Drawn H8 Tolerance Hydraulic Cylinder Honed Tube, Find details about China Hydraulic Honed Tube Suppliers, Honed Tube from DIN2391 St52 Cold Drawn H8 Tolerance Hydraulic Cylinder Honed Tube
Grade | C | Si | Mn | P | S | Cr | Mo |
ST45 (DIN1.0408) | 0.21 max | 0.35 max | 0.40 min | 0.025 max | 0.025 max | / | / |
ST52 (DIN1.0580) | 0.22 max | 0.55 max | 1.60 max | 0.025 max | 0.025 max | / | / |
E355 | 0.22 max | 0.55 max | 1.60 max | 0.025 max | 0.025 max | / | / |
1020 | 0.18-0.25 | / | 0.30-0.60 | 0.040 max | 0.050 max | / | / |
1026 | 0.22-0.28 | / | 0.60-0.90 | 0.040 max | 0.050 max | / | / |
Grades | Delivery Conditions | Tensile Strength Rm (Mpa) | Elongation in the longitudinal direction Al (%) |
ST45 | +A (GBK) | 390 min | 21 min |
ST52 | +A (GBK) | 490 min | 22 min |
E355 | +A (GBK) | 450 min | 22 min |
1020 | +A (GBK) | 390 min | 21 min |