Galvanized High Tensile Double End Stud Bolt

Galvanized High Tensile Double End Stud Bolt is manufactured from national standard medium carbon steel, raw material tensile strength reaches 800MPa to 1040MPa after heat treatment, fully matching high-load industrial connection demand. The thread adopts full CNC rolling forming craft, thread tooth shape tolerance controls within 0.02mm, effectively avoiding thread slipping during long-term equipment operation. Surface hot-dip galvanizing layer thickness stabilizes at 60μm to 85μm, passing 500-hour neutral salt spray anti-corrosion test without white rust generation.

Complete Surface Treatment & Customized Service Support

Enterprises with diversified anti-rust demand can select multiple surface treatment processes for Galvanized High Tensile Double End Stud Bolt, including electro galvanizing, black oxide, Dacromet and PTFE coating to adapt different working environments such as high temperature, humid and chemical corrosion. Ningbo Gangtong Zheli Fasteners Co., Ltd equips 12 full-automatic processing production lines, covers full specification range from M6 to M64, accepts non-standard length customization according to clients’ drawing files, and maintains daily stock reserve of over 120 tons for regular size goods to shorten order preparation cycle.

Wide Application Scenarios & Strict Quality Inspection Standard

Galvanized High Tensile Double End Stud Bolt serves as core fastening part widely applied in pipeline flange, new energy photovoltaic support, steel structure workshop and mechanical equipment assembly fields. All finished goods implement three-level inspection flow: raw material component test, semi-finished thread precision test and finished mechanical performance test, each batch attached with official factory test report. Ningbo Gangtong Zheli Fasteners Co., Ltd has stable long-term cooperative clients covering more than 38 countries in Europe, Southeast Asia and Middle East, all goods meet international industrial fastening standards without extra specification modification for cross-border use.