The high quality Romania STAS/SR C-75 material is one of the more steel grades we supply, Structural steel. C-75 is our main production grade, which has been approved by customers in many countries since its initial production, including our C-75 round bars, flat bar, forgings, fasteners, tubes, wires, strips, sheets & Plates, as well as a variety of profiles, professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning partsthe state of delivery includes quenched and tempered, annealed, machined semi-finished products, we also have strict management of the packaging, to avoid material damage from transportation. We are the best supplier of C-75 materials, and we are willing to develop together with customers from all over the world.
Also includes C-75 steel material norm, chemical composition, mechanical properties, datasheet, C-75 equivalent, heat treatment and temperature process of C-75, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in C-75 this steel grade have a more comprehensive understanding, Download the full C-75 PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Mo(％) |
|---|---|---|---|---|---|
| 0.40-0.46 | 0.15-0.35 | 1.50-1.70 | 0.040 | 0.060 | 0.16 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 174 (≥) | 448 (≥) | 11 | 21 | 32 | Solution & Aging, Ann, Ausaging, Q+T | 242 |