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| Product Name | Alloy Steel Fastener, Bolts, Nuts, Washers, Studs, Bars |
| Key Words | Alloy Steel Fasteners, ASTM A193 B7 stud bolt, 4140 alloy steel hex bolt, 42CrMo4 Nuts, A193 B7 bolts |
| Features | The industry standard for high-pressure and high-temperature applications. Quenched and tempered for high tensile strength and reliable performance in critical service from -50°C to 450°C. |
| Industries | Oil & Gas Wellhead, Offshore Drilling, Pressure Vessels, Valve Engineering, Marine Construction, Desalination Plant |
| Surface Coating | Teflon, Phosphate, Zinc, Ptfe, Xylon, Cadmium, Hot Dipped Galvanizing, Geomet, Dacromet |
| Standard | DIN, UNI, ISO, JIS, GB, IS, BS, ASME, ANSI, ASTM, GOST |
| Certificate | ISO9001-2015, SGS, TUV, CTI, RoHS |
| Production process | M2-M24: Cold Forging; M24-M100: Hot Forging, machining and CNC for Customized elements |
With over 20 years of experience in the production and export of high-quality standard fasteners and non-standard parts, our products are widely used in high-speed rail, ships, nuclear power, mechanical equipment, petrochemicals, aerospace, and more. We have provided high-quality fasteners to over 1,000 customers from more than 200 countries around the world.
