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Sales hotline: +44 (0)1782 610250
Alloy 825是一种添加了钼、铜和钛(NiCr21Mo)的镍铁铬合金，在热加工和退火后供应。 它在从低温到中高温(5400C)的范围内均具有良好的机械属性，并可通过冷加工来显著提升强度。
较高的镍含量可确保耐应力腐蚀开裂，添加钼和铜可有效耐受诸如硫酸和磷酸等还原环境，添加铬可耐受诸如硝酸等氧化环境，添加钛可耐受晶间腐蚀，因此能全面耐点蚀和裂隙腐蚀。
| Cr | Ni | Mo | Co | Nb (+Ta) | Ti | W | Cu | C | Mn | N | Si | P | S | Fe | Al | |
| Min | 19.50 | 38.00 | 2.50 | 0.60 | 1.50 | 22.00 | ||||||||||
| Max | 23.50 | 46.00 | 3.50 | 1.20 | 3.00 | 0.05 | 1.00 | 0.50 | 0.03 | 0.20 |
| 0.2% Proof Stress | 241 N/mm2 | 35 ksi |
| Tensile Strength | 590 N/mm2 | 86 ksi |
| Elongation, 5.65√S0 and 4D | 30% | |
| Reduction of Area | 40% | |
| Hardness (Brinell) | 327 max. |
| Density (Kg.m-1) | 81.4 |
| Magnetic Permeability (20°C) | 1.005 |
| Curie Temperature (°C) | -196 |
| Young’s Modulus (N/mm2) | 196 |
| Specific Heat, 20°C (J/(g.K)) | 440 |
| Specific Electrical Resistance, 20°C (Ω-m) | 0.00113 |
| Thermal conductivity, 20°C (W/(m.K)) | 10.8 |
| Mean coefficient of thermal expansion, 20-100°C (/K) | 14.1 x 10-6 |
Worldwide Delivery Available
We can offer air, sea and road freight shipping options, with choice of packaging, to deliver to customers globally.
Inventory Management
Let us manage your total material requirements with call-off and consignment arrangements.
Up to 40 sizes per alloy available
More sizes equal less machining and a more cost-effective supply chain.
