0Cr12Mn5Ni4Mo3Al Age-Hardening Stainless Steel Bars and Plates
Precipitation-hardening stainless steel boasts high strength, excellent toughness, and superior corrosion resistance. After age hardening, its strength can be significantly enhanced, allowing it to maintain stable performance in a variety of corrosive environments. However, its machinability is relatively poor, placing higher demands on welding processes, and its oxidation resistance becomes less pronounced under high-temperature conditions.
Applications of 0Cr12Mn5Ni4Mo3Al
Its application scope is primarily concentrated in fields requiring high strength and corrosion resistance, such as structural components in the aerospace industry and parts for high-pressure vessels. It can also be used in marine engineering for corrosion-resistant components that bear loads, as well as in certain precision mechanical parts, among others.
Equivalent Grades and Commonly Used Specifications of 0Cr12Mn5Ni4Mo3Al
| Steel Grade | Specification | Specification Name |
| 0Cr12Mn5Ni4Mo3Al / 07Cr12Mn5Ni4Mo3Al | GJB 8268 | Specification for precipitation-hardening stainless steel bars for aviation |
| GJB 3230 | Specification for stainless steel spring wires for aviation | |
| Produce as other form and size according to technical requirements are available. | ||
Typical Chemical Composition of 0Cr12Mn5Ni4Mo3Al
|
Elements |
C | Si | Mn | P | S | Ni | Cr | Mo | Al |
| Contents% | 0.03~0.09 | ≤0.80 | 4.40~5.30 | ≤0.030 | ≤0.015 | 4.00~5.00 | 11.00~12.00 | 2.70~3.30 |
0.50~1.00 |
| Produce as other form and size according to technical requirements are available. | |||||||||
Typical Heat Treatment Condition and Mechanical Properties of 0Cr12Mn5Ni4Mo3Al
|
Delivery Condition |
Mechanical Properties and Hardness of Heat-Treated Specimens | ||||||
| Rp0.2/(N/mm2) | Rm/(N/mm2) | A/% | Zb/% | Aku2d/J | HBW |
HRC |
|
|
Annealed Condition |
/ | / | / | / | / | ≤363 | / |
| Q+T（1050℃±10℃, water or air -73℃±6℃，4h-8h plus 520℃±10℃，1h~2h, air） | ≥1280 | ≥1520 | ≥9 | ≥40 | ≥39 | / |
≥46 |
| Produce as other form and size according to technical requirements are available. | |||||||
Product Forms and Size Range of 0Cr12Mn5Ni4Mo3Al
|
Product forms |
Size range |
|
Bars |
Diameter or side length: 5.0mm~1000mm |
| Flats |
thickness: 4.0mm~1000mm width: 300mm~2200mm |
| Produce as other form and size according to technical requirements are available. | |
