Plain Grade 8 Hex Bolt

The grade 8 steel hex bolt has a plain finish and an external hex drive, and meets American Society of Mechanical Engineers ASME B18.2.1 specifications. Grade 8 steel, composed of quenched and tempered medium carbon alloy steel, is stronger than grade 5 steel and is often used in applications where strength is the primary concern.
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Product Details

Plain Grade 8 Hex Bolt

The bolt performance of steel structure connection is divided into 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 and other more than 10 grades. Among them, the bolts of grade 8.8 and above are made of low carbon alloy steel or medium carbon steel, and after heat treatment (quenching and tempering), they are generally referred to as high-strength bolts, while the rest are generally referred to as plain bolts.

●Drive Type: External Hex

●Finish: Plain

●Material: Steel

●Grade: 8

●Thread density: Coarse

●System of Measurement: Inch

●Grade 8 steel is often used in applications where strength is the primary concern

●Plain surface has no finish or coating
●Nuts & washers not included


hex bolt details_.png

M4M5M6M8M10M12M14M16M20
Hex head SizeA/F(mm)7810131719222430
Pitch(mm)0.70.811.21.51.7222.5
Hex head Height(mm)2.83.545.36.47.58.81012.5
Thread Lenth≤125(mm)FULL1618222630343846
Thread Lenth≥125(mm)FULLFULL24283236404452


WE OFFER BELOW FINISHED

◆Plain
◆Zinc Yellow

◆Zinc Cr+3

◆ Hot- Dip Galvanized

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