Sales hotline: +1 800 878 3675
Contact us on usa@langleyalloys.com to request a quote
Sales hotline: +1 800 878 3675
Alloy 32760是一种超级双相不锈钢,在热加工和固溶退火后供应。 作为一种超级双相不锈钢,它兼具奥氏体和铁素体钢种的优势属性。 更高的铬、钼和氮含量使得其抗点蚀当量值(PREN)超过了40。在几乎所有腐蚀性介质中,它的抗点蚀和裂隙腐蚀性能都要优于奥氏体和双相不锈钢,同时其临界点蚀温度超过了50°C。注意:W还被作为一项影响总体耐点蚀性的正面因子纳入到了PREN公式中。
它较奥氏体不锈钢和含22%铬的双相不锈钢具有更高的强度,被NACE MR 0175列为适用于酸性环境的材料,并被ASME批准用于压力容器应用。
Cr | Ni | Mo | Co | Nb (+Ta) | Ti | V | W | Cu | C | Mn | N | Si | P | S | Fe | Al | |
Min | 24.00 | 6.00 | 3.00 | 0.50 | 0.50 | 0.20 | |||||||||||
Max | 26.00 | 8.00 | 4.00 | 1.00 | 1.00 | 0.025 | 1.00 | 0.30 | 1.00 | 0.025 | 0.005 | Bal | 0.01 |
0.2% Proof Stress | 550 N/mm2 | 79.8 ksi |
Tensile Strength | 750 N/mm2 | 108.8 ksi |
Elongation, 5.65√S0 | 25% | |
Reduction of area | 45% | |
Hardness (Brinell) | 270HBN max | |
Impact Strength (Room Temp) | 80J | 59 lb.ft |
Impact Strength (-46oC) | 60J av (45J min) | 44 lb.ft av (33 lb.ft min) |
Density (Kg/m3) | 7810 |
Magnetic Permeability (20°C) | 33 |
Young’s Modulus (kN/mm2) | 199 |
Specific Electrical Resistance, 20°C (µΩ.m) | 0.8 |
Mean coefficient of thermal expansion, 20-300°C (m/m/oC) | 11.1 x 10-6 |
Specific Heat, 20°C (J/kg.K) | 475 |
Thermal conductivity, 20°C (W/m.K) | 14.2 |
Fracture Toughness, kQ (MPa/m2) | 98 |
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.