Square Head Machine Bolts

Square Head Machine Bolts

A low or medium carbon steel, externally threaded mechanical device 1/4" diameter or larger, with a trimmed square shaped external wrenching head.
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Product Details

Name: Square Head Machines bolts

Description: A low or medium carbon steel, externally threaded mechanical device 1/4" diameter or larger, with a trimmed square shaped external wrenching head.

Applications: Offers greater bearing surface for wrenching than hex head bolts.

Material: Carbon steel and stailess sterel A2 and A4

Size: 1/4" up to 1-1/2"


Description

A low or medium carbon steel, externally threaded mechanical device 1/4" diameter or larger, with a trimmed square shaped external wrenching head.

Applications/

Offers greater bearing surface for wrenching than hex head bolts.

Material

Bolts shall be made from a carbon steel which conforms to the following chemical composition requirements--

Phosphorus: 0.06% maximum; Sulfur: 0.15% maximum

Hardness

Bolts of a length less than 3 times diameter: Rockwell B69-100

Bolts of a length 3 times diameter and longer: Rockwell B100 maximum

Tensile Strength

60,000 psi. minimum

Elongation in 2 in.

18% minimum


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