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Fastening Seals
Fastening Seals
Hexagon socket head cap screws
Standard：
API ASTM ASME DIN ISO IFI
Grade：
All grades
Surface Treatment：
Blackening/ Electrogalvanizing/ Trivalent Color Zinc/ Manganese Phosphating/ Zinc Phosphating/Dacromet/Q235 /Hot-Dip Galvanizing /Zinc-Nickel Alloy /Powder Infiltrating Zinc
Heavy Hex Bolt
Standard：
API ASTM ASME DIN ISO IFI
Grade：
All grades
Surface Treatment：
Blackening/ Electrogalvanizing/ Trivalent Color Zinc/ Manganese Phosphating/ Zinc Phosphating/Dacromet/Q235 /Hot-Dip Galvanizing /Zinc-Nickel Alloy /Powder Infiltrating Zinc
Flange 12-Point Screws
Standard：
API ASTM ASME DIN ISO IFI
Grade：
All grades
Surface Treatment：
Blackening/ Electrogalvanizing/ Trivalent Color Zinc/ Manganese Phosphating/ Zinc Phosphating/Dacromet/Q235 /Hot-Dip Galvanizing /Zinc-Nickel Alloy /Powder Infiltrating Zinc
Heavy Hex Bolt
Standard：
API ASTM ASME DIN ISO IFI
Grade：
All grades
Surface Treatment：
Blackening/ Electrogalvanizing/ Trivalent Color Zinc/ Manganese Phosphating/ Zinc Phosphating/Dacromet/Q235 /Hot-Dip Galvanizing /Zinc-Nickel Alloy /Powder Infiltrating Zinc
Flange 12-Point Screws
Standard：
API ASTM ASME DIN ISO IFI
Grade：
All grades
Surface Treatment：
Blackening/ Electrogalvanizing/ Trivalent Color Zinc/ Manganese Phosphating/ Zinc Phosphating/Dacromet/Q235 /Hot-Dip Galvanizing /Zinc-Nickel Alloy /Powder Infiltrating Zinc
Flange 12-Point Screws
Standard：
API ASTM ASME DIN ISO IFI
Grade：
Allgrades
Surface Treatment：
Blackening/ Electrogalvanizing/ Trivalent Color Zinc/ Manganese Phosphating/ Zinc Phosphating/Dacromet/Q235 /Hot-Dip Galvanizing /Zinc-Nickel Alloy /Powder Infiltrating Zinc
