3/4"-10 x 9 1/2", A193 Grade B7 Heavy Hex Bolt, Plain UNC (PT), 1 ct

The ASTM A193 standard covers alloy steel and stainless steel bolting materials for high temperature or high pressure service. Grade B7 is the most common grade of A193 bolts used in construction. This specification includes fasteners intended for use in pressure vessels, valves, flanges, and fittings. Although, this material is often available in UNC national coarse thread, diameters above One Inch are typically specified 8 threads per inch (8UN).

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