X20CrMoWV12-1 & 10705BU HEAT RESISTING STEEL
| Product parameters | |
| Material category:: | Martensitic hardening stainless steel |
| Stock & Inventory available:: | Diameter 20 ~ 240mm, ESR ingot |
| Mode of transportation:: | Sea shipment, Air cargo or international courier |
| Product shapes:: | Round bars, flat bars, forging stock, ring |
| Production lead time:: | Within 10 days after 30% deposit prepayable |
| Company ISO register No.:: | UQ211218R0 |
Description
X20CrMoWV12-1 is a hardenable stainless steel designed for use at temperatures of up to 1200F. X20CrMoWV12-1 has good resistance to scaling and oxidation. Through heat treatment, high mechanical properties can be developed. X20CrMoWV12-1 is used in applications such as compressors or steam turbines and also in aircraft parts, valves, high temperature bolting, and other mechanical parts used in high temperature circumstances.
| DIN | ASTM | AISI | UNS | JIS | Other |
|---|---|---|---|---|---|
| 1.4935 X20CrMoWV12-1 |
Grade 616 | 422 | S42200 | SUH 616 | 10705BU AMS 5655 |
Chemical Composition (Weight %)
| C | Si | Mn | P | S | Cr | Ni | Mo | Other |
|---|---|---|---|---|---|---|---|---|
| 0.20 ~ 0.25 | ≤ 0.50 | 0.50 ~ 1.00 | ≤ 0.025 | ≤ 0.025 | 11.0 ~ 12.5 | 0.50 ~ 1.00 | 0.90 ~ 1.25 | W 0.90 ~ 1.25 V 0.20 ~ 0.30 |
Mechanical Properties
| Condition of heat treatment | Tensile Rm(MPa) | Yield Rp0.2(MPa) | Elongation A (%) |
Reduction in cross section on fracture Z (%) |
Impact AKV/AKU(J) | Brinell Hardness(HBW) |
|---|---|---|---|---|---|---|
| annealed | - | - | - | - | - | ≤ 248 |
| Hardened 1022℃ ~ 1050℃ air or oil cooled, ≥ 620℃ X 2H, tempered | ≥ 965 | ≥ 760 | ≥ 13.0 | ≥ 30.0 | ≥ 11 | 302 ~ 352 |
| Hardened 1022℃ ~ 1050℃ air or oil cooled, ≥ 677℃ X 2H, tempered | ≥ 825 | ≥ 585 | ≥ 17.0 | ≥ 35.0 | ≥ 20 | 241 ~ 285 |
X20CrMoV12-1 material is widely used to produce the high temperature components for gas turbine in the field of aviation, naval vessels and industry, such as turbine blade, guide blade, turbine disc, high pressure compressor disc, combustor, and also production of energy conversion devices, such as aerospace craft, rocket motor, nuclear reactor, petrochemical equipments, coaly transforming and so on.
Gas turbine, Turbine blade, Fuel nozzle
Heat treating fixture, Furnace muffle, Nuclear reactor.











