Our goods completely conform with the customers' requirements. It can produce and supply the products according to Chinese GB, American ANSI/ASME; ASTM; SAE, German DIN; DIN EN ISO, Brithis BS, Australian AS, Japanese JIS, Korden KS, International ISOStandards.
It can also deliver the goos according to various surface treatments such as blackening (oxidizing), electro-plating, hot dip galvanized, Dacroment (zinc chromate ), environmental protection compostite molecule (non- chromium ) surface treatment etx. The electro-plating has adopted CR3+environmental protection chromate passivating treatment.
Our company introduces testing machine for Hydrogen Embrittlement to solve the electro-plating hydrogen embrittlement inspecting problems with 10.9 and abov mechanical properties.
Fasteners Hexagon Bolts