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Catalogue parts. Case-backed supply.

From standard hex bolts to drawing-based specials — every product family backed by documented applications since 2011.

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Caifu fastener product reference 56 on a white background

Marine & Offshore

Marine Hexagon Nut — M16–M80

DIN 6515 or DIN 934 or non-standard · 10 or 12 · M16–M80

Caifu fastener product reference 54 on a white background

Marine & Offshore

Marine Washer — M16–M140

DIN 6916 · HV300 Min · M16–M140

Caifu fastener product reference 55 on a white background

Marine & Offshore

Marine Stud Bolt — M16–M90

DIN 938 or DIN 939 · 10.9 · M16–M90

Caifu fastener product reference 53 on a white background

Marine & Offshore

Marine Socket Head Cap Bolt — M16–M80

DIN 912 or non-standard · 10.9 or 12.9 · M16–M80

Caifu fastener product reference 51 on a white background

Marine & Offshore

Marine Hex Bolt — M16–M80

DIN 6914 or non-standard · 10.9 or 12.9 · M16–M80

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Share the application, quantity, material, grade, finish, drawing and delivery target. We will use those details to frame the next technical conversation.

Catalogue parts. Case-backed supply.

Marine Hexagon Nut — M16–M80

Marine Washer — M16–M140

Marine Stud Bolt — M16–M90

Marine Socket Head Cap Bolt — M16–M80

Marine Hex Bolt — M16–M80

Bring us the drawing, specification or operating problem.

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