DIN 13-20 Flag-Head Bolt. Malleable Cast Iron
FLOK supplies DIN 13-20 flag-head bolts made of malleable cast iron, M4–M10, length 8–60 mm, plain, zinc-plated or nickel-plated.
The flag-head bolt is manufactured to the DIN 13-20 standard, made of malleable cast iron. Fasteners of this material are used for joints subject to vibration loads, as well as for connections that need to be unscrewed frequently.
Sizes
Head Length
Usage features
The flag-head bolt has a metal shank with full metric thread and a specially shaped head. It is convenient for hand tightening and loosening without tools. Flag-head bolts are used for joints that have to be tightened and loosened frequently. They are used in industrial equipment and other machinery.
Main manufacturing parameters:
- The product diameter ranges from M4 to M10.
- Material – malleable cast iron, plain or with a protective zinc coating for corrosion resistance. A protective nickel coating may also be used.
- Length ranges from 8 to 60 mm. Head size ranges from 20.5 to 36 mm.
A similar fastener is manufactured to the EN-GJMB-350-10 standard. Products of this type can also be made from cold-formed steel, which gives them increased strength.
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