ASTM A193 B7 B8 B8M B16 B7M Gr8.8 Black Stud Bolt Threaded Rod

Gangtong Zheli is ASTM A193 B7 B8 B8M B16 B7M Gr8.8 Black Stud Bolt Threaded Rod manufacturers and suppliers in China who can wholesale it. A stud bolt, also referred to as a threaded rod or simply a stud, is a lengthy rod with threads on both ends, extending along its entire length. These threaded rods are designed to be used in tension applications. When these threaded rods are in the form of solid bar stock with threads along their entire length, they are commonly referred to as "all-thread." Stud bolts may feature a drive slot at one end, which facilitates the installation process.

There are two main types of studs based on the extent of their threading: full-bodied studs and undercut studs. Full-bodied studs have a shank that matches the major diameter of the thread. In contrast, undercut studs have a shank that corresponds to the pitch diameter of the screw thread. Undercut studs are engineered to more effectively distribute axial stresses, whereas in full-bodied studs, the stresses are predominantly concentrated in the threaded portions.

Tech.Standards		Material		Grade		Size	Finish
Thread rod	DIN/ASTM	1008		GB Standard 4.8 Grade ASTM Standard Grade2		M2-M120 1/2-5"	ZINC,HDG,Black
Hs3404	ASTM193/A193M	GB Standard 40Cr 35CrMo 25CrMoVA 0Cr18Ni9, 0Cr17Ni12Mo2 etc ASTM standard Alloy and tainless steel		GB standard Grade8.8,10.9, 12.9 A2-70,A4-70 ASTM Standard B5,B7,B7M,B8, B8M,B16 L7, L7M, BC,BD,660A, 660B,651A,651B		GBstandard M12-M120 ASTM Standard 1/2-5"	Black,zinc plated HDG,Cadmium Plated, Dacromet, Passivation Teflon(PTFE,FEP PFA ETFE)
HG/T20634	ASTM320/A320M
HG/T20613	ASTMA354
JB/T4707	ASTMA453
SH3404	ASTMA194/194M	GB Standard 40Cr,35CrMo, 25CrMoVA, 0CR18Ni9,45#, 0Cr17Ni12Mo2 ASTM Standard Alloy and stainless steel		GB Standard Grade8,10, A2-70,A4-80 ASTM Standard 660A 660B 651A, 651B 2H,2HM,4, 6.7,8,16O,A,B,C, D,DH		GB or DIN standard M12-M120 ASTM Standard 1/2-5"	Black,zinc plated HDG,Cadmium Plated, Dacromet, Passivation Teflon(PTFE,FEP PFA ETFE)
HG/T20613	ASTMA563/563M
HG/T20634
HG/T21573.3
Get Free Samples for standard fastener from Gangtong Zheli Fastener

ASTM A193 include alloy steel and stainless steel for pressure vessels, flanges, pipes and fittings for high temperature or high pressure service, or other special applications.
Several Grade are included. Such as ferritic steels, and Austenitic stainless steel.
Material according to ASTM A193 B7 is often used in national coarse(UNC) thread pitches, and standard thread pitches.