• Austenite Fasteners Private Limited

Heavy Hex Bolts

Austenite Fasteners Pvt Ltd offers Heavy Hex Bolts A 320. An alloy or stainless steel hex bolt with a wider head than that of a standard hex machine bolt, manufactured in accordance with ASTM Standard A320. Hex bolts six sided heads are the industry standard for fasteners with forged heads. ASTM A307 grade A bolts, all SAE hex bolts, and several other common specifications require a standard finished hex head. For specifications such as A307 grade B, A325 and A490 that require a heavy hex pattern, refer to dimensional tolerances for heavy hex bolts or structural bolts.