ASME B18.31.2 Stud Bolt, ASTM A320 L7M, 3/4 IN, 305 mm, UNC

Product Name: ASME B18.31.2 Stud Bolt, Full Thread
Design Standard: ASME B18.31.2
Material: ASTM A320 Grade L7M, Alloy Steel
Size: 3/4 Inch
Length: 305 mm
Thread Type: UNC Coarse Thread
Surface Finish: Black Oxide Coating
Base material classification: ASTM A320 covers low-alloy carbon steel fasteners intended for cryogenic and low-temperature service applications.

Process & Thread Advantages

Full-length UNC coarse thread formed by thread rolling, smooth burr-free teeth for tight meshing and anti-slipping performance.
Manufactured per ASME B18.31.2; 100% thread gauge inspection ensures perfect interchangeability.
Uniform black oxide finish blocks moisture & air, offering reliable temporary rust resistance for storage & outdoor temporary use.

Quality & Delivery Advantages

Complete MTC EN10204 3.1 material test reports with heat number, mechanical & chemical composition data.
Custom bulk orders available: adjustable length, alternative finishes (zinc plating / PTFE / Dacromet), matched nuts & washers as full sets.
Moisture-proof packing with inner plastic film + woven bag / wooden case, preventing rust & damage during long sea shipment.