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ASTM A193 Grade B7 Studs /Shank studs coupled with a pair of nuts are most commonly used fasteners for bolting carbon steel pipelines.P.I is a manufacturer and supplier of A193 Grade B7 Stud Bolts with full threads, double end threads and tap end thread configuration. We offer B7 stud bolts in both metric and imperial sizes with coarse, fine & extra fine threads. These stud bolts are produced with full compliance to all requirements of ASTM A193 Grade B7 specification and supplied with authentic 3.1 certificate.

Size Range

Diameter 1/2" to 2-1/2"

Length 25 mm to 500 mm

More Details

Technical Specifications

Diameter	Nominal Size	D (max)	D (min)	Diameter	Nominal Size	D (max)	D (min)
4-40	0.1120"	0.1112"	0.1061"	5/8-11	0.6250"	0.6233"	0.6051"
6-32	0.1380"	0.1372"	0.1312"	5/8-18	0.6250"	0.6236"	0.6105"
8-32	0.1640"	0.1631"	0.1571"	3/4-10	0.7500"	0.7482"	0.7288"
10-24	0.1900"	0.1890"	0.1818"	3/4-16	0.7500"	0.7485"	0.7343
10-32	0.1900"	0.1891"	0.1831"	7/8-9	0.8750"	0.8731"	0.8523"
12-24	0.2160"	0.2150"	0.2078"	7/8-14	0..8750"	0.8734"	0.8579"
1/4-28	0.2500"	0.2489"	0.2367"	1-8	1.000"	0.9980"	0.9755"
1/4-20	0.2500"	0.2490'	0.2392"	1-14	1.000"	0.9984"	0.9881"
5/16-18	0.3125"	0.3113"	0.2982"	1 1/8-7	1.125"	1.1228"	1.0982"
5/16-24	0.3125"	0.3114"	0.3306"	1 1/8-12	1.125"	1.1232"	1.1060"
3/8-16	0.3750"	0.3737"	0.3595"	1 1/4-7	1.250"	1.2478"	1.2232"
3/8-24	0.3750"	0.3739"	0.3631"	1 1/4-12	1.250"	1.2482"	1.2310"
7/16-14	0.4375"	0.4361"	0.4206"	1 3/8-6	1.375"	1.3726"	1.3453"
7/16-20	0.4375"	0.4362"	0.4240"	1 1/2-6	1.500"	1.4976"	1.4703"
1/2-13	0.5000"	0.4985"	0.4822"	1 1/2-12	1.500"	1.4981"	1.4809"
1/2-20	0.5000"	0.4987"	0.4865"	1 3/4-5	1.750"	1.7473"	1.7165"
9/16-12	0.5625"	0.5609"	0.5437"	1 3/4-12
9/16-18	0.5625"	0.5611"	0.5480"	2-4 5	2.000"	1.9971"	1.9641"