ASTM A453 Gr.660 A/B/C/D high temperature alloy bar
Tianjin Huaan International Trade Co., Ltd(former Tianjin Huaanxuyang Steel Trade Co., Ltd) is a professional supplier of stainless steel, anti-corrosion alloy, high temperature alloy and precision alloy.
ASTM A453 Gr.660 A/B/C/D high temperature alloy bars supplied by Huaan International were exported to Korea, Iran, Italy and other counties all over the world.
ASTM A453 specification covers standards for Grade 660 (Class A, B, C, and D) , Grade 651 (Class A and B), Grade 662 (Class A and B), and Grade 665 (Class A and B) of bolting materials,with ten classes of yield strength ranging from 50 to 120 ksi [345 to 827 MPa], for use in high-temperature service such as fasteners, for pressure vessels and valve flanges. Bolting materials in ASTM A453 are covered rolled, forged, or hot-extruded bars, and also bolts, nuts, screws, washers, studs, and stud bolts.
Materials shall adhere to specified contents of carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, tungsten, titanium, columbium, aluminum, vanadium, boron, and copper.According to ASTM A453 materials shall be subjected to tension, stress-rupture, and hardness tests. Materials shall conform to yield strength, tensile strength, elongation, reduction of area, Brinell hardness, and Rockwell hardness requirements. Hardening and solution treatment requirements for each material class are also given.
Please feel free to contact Allen Sun for more details of the product and the order.
