ASTM A193 B7M STUD BOLT

ASTM A193 B7M stud bolts are designed for applications requiring corrosion resistance and high strength, especially in oil & gas, petrochemical and offshore environments. As a manufacturer, we supply B7M stud bolts in full thread and double end types, produced strictly according to ASTM A193 and ASME standards.

ASTM A193 stud bolt

Application:

ASTM A193 B7M stud bolts are widely used for flanged connections in pressure vessels, valves, pumps and pipelines. Typical industries include oil & gas, petrochemical, refinery and offshore projects.

Material & Standard:

Material: Alloy Steel

Standard: ASTM A193 Grade B7M

Heat Treatment: Quenched and Tempered

Type & Size:

Type: Fully Threaded stud bolt / Double End stud bolt

Size Range: 1/2" to 4", M12~M100

Thread: UNC / UNF ,

Our Advantage:

• Manufacturer with stable production capacity

• Strict quality control according to ASTM standards

• Custom size and packaging available

• Suitable for project and bulk orders

Product Name	Executive Standard	Mterial Type		Diameter Range		Mechanical Quality
						Mpa	Mpa	Hardness
Fully Threaded stud bolt Hex Bolt Heavy Hex Bolt Double Ended stud bolt	B18.2.1.1 B18.2.1.2 B18.2.1.3	A193	B7	≤2-1/2'' (65)		≥860	≥725	≤321
			B7M	≤2-1/2'' (65)		≥690	≥550	≤235
			B16			≥860	≥725	≤321
			B8/B8C B8M/B8T	All Diameter	B8/B8C B8M/B8T	≥515	≥205	≤223
				≤3/4'' (20)	B-2/B8C-2 B8M-2	≥860	≥690
		A453	660B	≤2'' (51) B8-2		≥655	≥575	≤321
				All Diameter		≥895	≥585	248-341
		A540	B23(4340H) B24	≤3''(75)		≥931	≥827	269-341
				≤6''(150)				277-352
Hex Head Nut Heavy Nut	B18.2.2.3 B18.2.2.9 B18.2.4.6M B18.2.4.1M	A194	/	All Diameter		Proof Load Mpa	Hardness HB	Nut Type
			2H			1035	248-352	Hex
						1205		Heavy Hex
			2HM			930	159-237	Hex
						1035		Heavy Hex
			4.7			1035	248-352	Hex
						1205		Heavy Hex
			7M			930	159-237	Hex
						1035		Heavy Hex
			8/8M/8C/8T			515	126-300	Hex
						550		Heavy Hex