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A320 B8M Class 2 Stud Bolt

ASTM A320 Grade B8M Class 2 studs are manufactured from AISI 316 stainless steel, annealed and strain hardened to achieve increased strength characteristics per A320. Dimensional specifications are governed by ASME B18.31.2. Grade markings consists of both the grade symbol "B8M" and the manufacturer's identification mark on one end of each stud 3/8" diameter and larger. Manufacturer's marking may be placed on other end if insufficient space. A320 B8M Class 2 all thread studs having diameters above 1" are most common 8UN (8 threads per inch). For use in pressure vessels, valves, flanges, and fittings for low temperature service. A193 grade B8M CL2 studs available for high temperature or high pressure service.

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Governing Standards
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Stud Flange Chart

Stud Flange Chart

Stud Flange ChartsASME B16.5

FLANGE		NOMINAL PIPE DIAMETER
CLASS	BOLTING	1/2	3/4	1	1-1/4	1-1/2	2	2-1/2	3	3-1/2	4
150#	Number	4	4	4	4	4	4	4	4	8	8
	Diameter	1/2	1/2	1/2	1/2	1/2	5/8	5/8	5/8	5/8	5/8
	Stud Bolt Length	2-1/4	2-1/2	2-1/2	2-3/4	2-3/4	3-1/4	3-1/2	3-1/2	3-1/2	3-1/2
	Mach Bolt Length	2	2	2-1/4	2-1/4	2-1/2	2-3/4	3	3	3	3
300#	Number	4	4	4	4	4	8	8	8	8	8
	Diameter	1/2	5/8	5/8	5/8	3/4	5/8	3/4	3/4	3/4	3/4
	Stud Bolt Length	2-1/2	3	3	3-1/4	3-1/2	3-1/2	4	4-1/4	4-1/4	4-1/2
	Mach Bolt Length	2-1/4	2-1/2	2-1/2	2-3/4	3	3	3-1/4	3-1/2	3-3/4	3-3/4
600#	Number	4	4	4	4	4	8	8	8	8	8
	Diameter	1/2	5/8	5/8	5/8	3/4	5/8	3/4	3/4	7/8	7/8
	Stud Bolt Length	3	3-1/2	3-1/2	3-3/4	4-1/4	4-1/4	4-3/4	5	5-1/2	5-3/4
900#	Number	4	4	4	4	4	8	8	8	-	8
	Diameter	3/4	3/4	7/8	7/8	1	7/8	1	7/8	-	1-1/8
	Stud Bolt Length	4-1/4	4-1/2	5	5	5-1/2	5-3/4	6-1/4	5-3/4	-	6-3/4
1500#	Number	4	4	4	4	4	8	8	8	-	8
	Diameter	3/4	3/4	7/8	7/8	1	7/8	1	1-1/8	-	1-1/4
	Stud Bolt Length	4-1/4	4-1/2	5	5	5-1/2	5-3/4	6-1/4	7	-	7-3/4
2500#	Number	4	4	4	4	4	8	8	8	-	8
	Diameter	3/4	3/4	7/8	1	1-1/8	1	1-1/8	1-1/4	-	1-1/2
	Stud Bolt Length	4-3/4	5	5-1/2	6	6-3/4	7	7-3/4	8-3/4	-	10
FLANGE		NOMINAL PIPE DIAMETER
CLASS	BOLTING	5	6	8	10	12	14	16	18	20	24
150#	Number	8	8	8	12	12	12	16	16	20	20
	Diameter	3/4	3/4	3/4	7/8	7/8	1	1	1-1/8	1-1/8	1-1/4
	Stud Bolt Length	3-3/4	4	4-1/4	4-1/2	4-3/4	5-1/4	5-1/4	5-3/4	6-1/4	6-3/4
	Mach Bolt Length	3-1/4	3-1/4	3-1/2	4	4	4-1/2	4-1/2	5	5-1/2	6
300#	Number	8	12	12	16	16	20	20	24	24	24
	Diameter	3/4	3/4	7/8	1	1-1/8	1-1/8	1-1/4	1-1/4	1-1/4	1-1/2
	Stud Bolt Length	4-3/4	4-3/4	5-1/2	6-1/4	6-3/4	7	7-1/2	7-3/4	8	9
	Mach Bolt Length	4-1/4	4-1/4	4-3/4	5-1/2	5-3/4	6-1/4	6-1/2	6-3/4	7-1/4	8
600#	Number	8	12	12	16	20	20	20	20	24	24
	Diameter	1	1	1-1/8	1-1/4	1-1/4	1-3/8	1-1/2	1-5/8	1-5/8	1-7/8
	Stud Bolt Length	6-1/2	6-3/4	7-1/2	8-1/2	8-3/4	9-1/4	10	10-3/4	11-1/4	13
900#	Number	8	12	12	16	20	20	20	20	20	20
	Diameter	1-1/4	1-1/8	1-3/8	1-3/8	1-3/8	1-1/2	1-5/8	1-7/8	2	2-1/2
	Stud Bolt Length	7-1/2	7-1/2	8-3/4	9-1/4	10	10-3/4	11-1/4	12-3/4	13-3/4	17-1/4
1500#	Number	8	12	12	12	16	16	16	16	16	16
	Diameter	1-1/2	1-3/8	1-5/8	1-7/8	2	2-1/4	2-1/2	2-3/4	3	3-1/2
	Stud Bolt Length	9-3/4	10-1/4	11-1/2	13-1/4	14-3/4	16	17-1/2	19-1/2	21-1/4	24-1/4
2500#	Number	8	8	12	12	12	-	-	-	-	-
	Diameter	1-3/4	2	2	2-1/2	2-3/4	-	-	-	-	-
	Stud Bolt Length	11-3/4	13-1/2	15	19-1/4	21-1/4	-	-	-	-	-

All dimensions are in inches.

A320 B8M Class 2 Stud Bolt

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Diameter Length 1st Thrd To 1st Thrd Item # Availability Price Quantity UOM

7/8

3 1/2

3 1/4

SB8M0870350A2-I

3-5 Working Days

$13.4504/EA

See Quantity Discounts

7/8-9 X 3 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$13.4504/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$13.4504/ EA
25	$12.81823/ EA
80	$10.94055/ EA
500	$9.25253/ EA

7/8

3 3/4

3 1/2

SB8M0870375A2-I

3-5 Working Days

$14.05542/EA

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7/8-9 X 3 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$14.05542/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$14.05542/ EA
25	$13.39481/ EA
80	$11.43267/ EA
500	$9.66872/ EA

7/8

3 3/4

SB8M0870400A2-I

3-5 Working Days

$15.09259/EA

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7/8-9 X 4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$15.09259/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$15.09259/ EA
25	$14.38324/ EA
70	$12.27631/ EA
500	$10.38219/ EA

7/8

4 1/4

SB8M0870425A2-I

3-5 Working Days

$15.88881/EA

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7/8-9 X 4 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$15.88881/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$15.88881/ EA
25	$15.14203/ EA
70	$12.92395/ EA
500	$10.92991/ EA

7/8

4 1/2

4 1/4

SB8M0870450A2-I

3-5 Working Days

$16.78776/EA

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7/8-9 X 4 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$16.78776/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$16.78776/ EA
25	$15.99873/ EA
70	$13.65516/ EA
500	$11.5483/ EA

7/8

4 3/4

4 1/2

SB8M0870475A2-I

3-5 Working Days

$17.28218/EA

See Quantity Discounts

7/8-9 X 4 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$17.28218/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$17.28218/ EA
25	$16.46992/ EA
60	$14.05733/ EA
500	$11.88841/ EA

7/8

4 3/4

SB8M0870500A2-I

3-5 Working Days

$18.37698/EA

See Quantity Discounts

7/8-9 X 5 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$18.37698/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$18.37698/ EA
25	$17.51326/ EA
60	$14.94783/ EA
500	$12.64152/ EA

7/8

5 1/4

SB8M0870525A2-I

3-5 Working Days

$18.9852/EA

See Quantity Discounts

7/8-9 X 5 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$18.9852/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$18.9852/ EA
25	$18.09289/ EA
60	$15.44256/ EA
500	$13.05992/ EA

7/8

5 1/2

5 1/4

SB8M0870550A2-I

3-5 Working Days

$19.6402/EA

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7/8-9 X 5 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$19.6402/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$19.6402/ EA
25	$18.71711/ EA
60	$15.97534/ EA
500	$13.5105/ EA

7/8

5 3/4

5 1/2

SB8M0870575A2-I

In Stock

$21.11397/EA

See Quantity Discounts

7/8-9 X 5 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$21.11397/EA

Qty

In Stock

Product Detail

Quantity	Price
Quantity	Price
1	$21.11397/ EA
25	$20.12161/ EA
50	$17.1741/ EA
500	$14.5243/ EA

7/8

5 3/4

SB8M0870600A2-I

3-5 Working Days

$21.94696/EA

See Quantity Discounts

7/8-9 X 6 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$21.94696/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$21.94696/ EA
25	$20.91546/ EA
50	$17.85166/ EA
500	$15.09732/ EA

7/8

6 1/4

SB8M0870625A2-I

3-5 Working Days

$22.85569/EA

See Quantity Discounts

7/8-9 X 6 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$22.85569/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$22.85569/ EA
25	$21.78147/ EA
50	$18.59082/ EA
500	$15.72243/ EA

7/8

6 1/2

6 1/4

SB8M0870650A2-I

3-5 Working Days

$22.85569/EA

See Quantity Discounts

7/8-9 X 6 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$22.85569/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$22.85569/ EA
25	$21.78147/ EA
50	$18.59082/ EA
500	$15.72243/ EA

7/8

6 3/4

6 1/2

SB8M0870675A2-I

3-5 Working Days

$23.85096/EA

See Quantity Discounts

7/8-9 X 6 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$23.85096/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$23.85096/ EA
25	$22.72996/ EA
50	$19.40037/ EA
500	$16.40707/ EA

7/8

6 3/4

SB8M0870700A2-I

3-5 Working Days

$24.94575/EA

See Quantity Discounts

7/8-9 X 7 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$24.94575/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$24.94575/ EA
40	$23.7733/ EA
80	$20.29088/ EA
180	$17.16018/ EA

7/8

7 1/4

SB8M0870725A2-I

3-5 Working Days

$26.15579/EA

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7/8-9 X 7 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$26.15579/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$26.15579/ EA
40	$24.92647/ EA
80	$21.27512/ EA
180	$17.99257/ EA

7/8

7 1/2

7 1/4

SB8M0870750A2-I

3-5 Working Days

$26.15579/EA

See Quantity Discounts

7/8-9 X 7 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$26.15579/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$26.15579/ EA
40	$24.92647/ EA
80	$21.27512/ EA
170	$17.99257/ EA

7/8

7 3/4

7 1/2

SB8M0870775A2-I

3-5 Working Days

$27.50028/EA

See Quantity Discounts

7/8-9 X 7 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$27.50028/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$27.50028/ EA
40	$26.20776/ EA
80	$22.36873/ EA
170	$18.91744/ EA

7/8

7 3/4

SB8M0870800A2-I

3-5 Working Days

$29.00294/EA

See Quantity Discounts

7/8-9 X 8 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$29.00294/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$29.00294/ EA
40	$27.6398/ EA
70	$23.59099/ EA
160	$19.95112/ EA

7/8

8 1/4

SB8M0870825A2-I

3-5 Working Days

$29.00294/EA

See Quantity Discounts

7/8-9 X 8 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$29.00294/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$29.00294/ EA
40	$27.6398/ EA
70	$23.59099/ EA
160	$19.95112/ EA

7/8

8 1/2

8 1/4

SB8M0870850A2-I

3-5 Working Days

$30.69343/EA

See Quantity Discounts

7/8-9 X 8 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$30.69343/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$30.69343/ EA
40	$29.25084/ EA
70	$24.96604/ EA
150	$21.11401/ EA

7/8

8 3/4

8 1/2

SB8M0870875A2-I

3-5 Working Days

$30.69343/EA

See Quantity Discounts

7/8-9 X 8 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$30.69343/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$30.69343/ EA
40	$29.25084/ EA
70	$24.96604/ EA
150	$21.11401/ EA

7/8

8 3/4

SB8M0870900A2-I

3-5 Working Days

$32.60932/EA

See Quantity Discounts

7/8-9 X 9 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$32.60932/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$32.60932/ EA
40	$31.07669/ EA
70	$26.52442/ EA
140	$22.43195/ EA

7/8

9 1/4

SB8M0870925A2-I

3-5 Working Days

$32.60932/EA

See Quantity Discounts

7/8-9 X 9 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$32.60932/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$32.60932/ EA
40	$31.07669/ EA
70	$26.52442/ EA
140	$22.43195/ EA

7/8

9 1/2

9 1/4

SB8M0870950A2-I

3-5 Working Days

$32.60932/EA

See Quantity Discounts

7/8-9 X 9 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$32.60932/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$32.60932/ EA
30	$31.07669/ EA
60	$26.52442/ EA
140	$22.43195/ EA

7/8

9 3/4

9 1/2

SB8M0870975A2-I

3-5 Working Days

$34.79892/EA

See Quantity Discounts

7/8-9 X 9 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$34.79892/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$34.79892/ EA
30	$33.16337/ EA
60	$28.30544/ EA
130	$23.93817/ EA

7/8

9 3/4

SB8M0871000A2-I

3-5 Working Days

$34.79892/EA

See Quantity Discounts

7/8-9 X 10 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$34.79892/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$34.79892/ EA
30	$33.16337/ EA
60	$28.30544/ EA
130	$23.93817/ EA

7/8

10 1/4

SB8M0871025A2-I

3-5 Working Days

$34.79892/EA

See Quantity Discounts

7/8-9 X 10 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$34.79892/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$34.79892/ EA
30	$33.16337/ EA
60	$28.30544/ EA
130	$23.93817/ EA

7/8

10 1/2

10 1/4

SB8M0871050A2-I

3-5 Working Days

$37.32537/EA

See Quantity Discounts

7/8-9 X 10 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$37.32537/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$37.32537/ EA
30	$35.57108/ EA
60	$30.36045/ EA
120	$25.67612/ EA

7/8

10 3/4

10 1/2

SB8M0871075A2-I

3-5 Working Days

$37.32537/EA

See Quantity Discounts

7/8-9 X 10 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$37.32537/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$37.32537/ EA
30	$35.57108/ EA
60	$30.36045/ EA
120	$25.67612/ EA

7/8

10 3/4

SB8M0871100A2-I

3-5 Working Days

$37.32537/EA

See Quantity Discounts

7/8-9 X 11 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$37.32537/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$37.32537/ EA
30	$35.57108/ EA
60	$30.36045/ EA
120	$25.67612/ EA

7/8

11 1/4

SB8M0871125A2-I

3-5 Working Days

$40.2729/EA

See Quantity Discounts

7/8-9 X 11 1/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$40.2729/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$40.2729/ EA
30	$38.38007/ EA
50	$32.75797/ EA
120	$27.70372/ EA

7/8

11 1/2

11 1/4

SB8M0871150A2-I

3-5 Working Days

$40.2729/EA

See Quantity Discounts

7/8-9 X 11 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$40.2729/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$40.2729/ EA
30	$38.38007/ EA
50	$32.75797/ EA
110	$27.70372/ EA

7/8

11 3/4

11 1/2

SB8M0871175A2-I

3-5 Working Days

$40.2729/EA

See Quantity Discounts

7/8-9 X 11 3/4 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$40.2729/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$40.2729/ EA
30	$38.38007/ EA
50	$32.75797/ EA
110	$27.70372/ EA

7/8

11 3/4

SB8M0871200A2-I

3-5 Working Days

$40.2729/EA

See Quantity Discounts

7/8-9 X 12 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$40.2729/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$40.2729/ EA
30	$38.38007/ EA
50	$32.75797/ EA
110	$27.70372/ EA

7/8

12 1/2

12 1/4

SB8M0871250A2-I

3-5 Working Days

$43.75634/EA

See Quantity Discounts

7/8-9 X 12 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$43.75634/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$43.75634/ EA
30	$41.69979/ EA
50	$35.5914/ EA
110	$30.09998/ EA

7/8

12 3/4

SB8M0871300A2-I

3-5 Working Days

$43.75634/EA

See Quantity Discounts

7/8-9 X 13 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$43.75634/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$43.75634/ EA
30	$41.69979/ EA
50	$35.5914/ EA
100	$30.09998/ EA

7/8

13 1/2

13 1/4

SB8M0871350A2-I

3-5 Working Days

$47.93647/EA

See Quantity Discounts

7/8-9 X 13 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$47.93647/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$47.93647/ EA
30	$45.68345/ EA
50	$38.99152/ EA
100	$32.9755/ EA

7/8

13 3/4

SB8M0871400A2-I

3-5 Working Days

$47.93647/EA

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7/8-9 X 14 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$47.93647/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$47.93647/ EA
20	$45.68345/ EA
40	$38.99152/ EA
90	$32.9755/ EA

7/8

14 1/2

14 1/4

SB8M0871450A2-I

3-5 Working Days

$53.04551/EA

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7/8-9 X 14 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$53.04551/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$53.04551/ EA
20	$50.55237/ EA
40	$43.14722/ EA
90	$36.49001/ EA

7/8

14 3/4

SB8M0871500A2-I

3-5 Working Days

$53.04551/EA

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7/8-9 X 15 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$53.04551/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$53.04551/ EA
20	$50.55237/ EA
40	$43.14722/ EA
90	$36.49001/ EA

7/8

15 1/2

15 1/4

SB8M0871550A2-I

3-5 Working Days

$53.04551/EA

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7/8-9 X 15 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$53.04551/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$53.04551/ EA
20	$50.55237/ EA
40	$43.14722/ EA
90	$36.49001/ EA

7/8

15 3/4

SB8M0871600A2-I

3-5 Working Days

$53.04551/EA

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7/8-9 X 16 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$53.04551/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$53.04551/ EA
20	$50.55237/ EA
40	$43.14722/ EA
80	$36.49001/ EA

7/8

16 1/2

16 1/4

SB8M0871650A2-I

3-5 Working Days

$59.43182/EA

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7/8-9 X 16 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$59.43182/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$59.43182/ EA
20	$56.63853/ EA
40	$48.34184/ EA
80	$40.88315/ EA

7/8

16 3/4

SB8M0871700A2-I

3-5 Working Days

$59.43182/EA

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7/8-9 X 17 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$59.43182/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$59.43182/ EA
20	$56.63853/ EA
40	$48.34184/ EA
80	$40.88315/ EA

7/8

17 1/2

17 1/4

SB8M0871750A2-I

3-5 Working Days

$59.43182/EA

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7/8-9 X 17 1/2 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$59.43182/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$59.43182/ EA
20	$56.63853/ EA
40	$48.34184/ EA
80	$40.88315/ EA

7/8

17 3/4

SB8M0871800A2-I

3-5 Working Days

$59.43182/EA

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7/8-9 X 18 A320 B8M CLASS 2 STAINLESS STEEL STUD BOLT

$59.43182/EA

Qty

3-5 Working Days

Product Detail

Quantity	Price
Quantity	Price
1	$59.43182/ EA
20	$56.63853/ EA
40	$48.34184/ EA
70	$40.88315/ EA

ASTM A320	Covers alloy steel bolting materials and bolting components for pressure vessels, valves, flanges, and fittings for low-temperature service.
ASME B18.31.2	Covers the complete dimensional and general data for continuous thread, flange studs (stud bolts), and double-end inch-dimensioned studs.
ASME B1.1 UNC & UNF Class 2A	Specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads.

AISI 316 Stainless Steel, Carbide Solution Treated, Strain Hardened				Per ASTM A320/A320M-15a
Diameter	Tensile Strength	Yield Strength, 0.2% offset	Elongation in 2 in. or 50 mm	Reduction of Area	Hardness
Diameter	Min ksi	Min ksi	Min %	Min %	Max
3/4" and under	110	95	15	45	321 HBW or 35 HRC
over 3/4 to 1", incl	100	80	20	45	321 HBW or 35 HRC
over 1 to 1 1/4", incl	95	65	25	45	321 HBW or 35 HRC
over 1 1/4 to 1 1/2", incl (1)	90	50	30	45	321 HBW or 35 HRC

Per ASTM 320/A320M-15a
Grade	Material	Carbon	Manganese	Phosphorus	Sulfur	Silicon	Nickel	Chromium	Molybdenum
Grade	Material	% by weight	% by weight	% by weight	% by weight	% by weight	% by weight	% by weight	% by weight
B8M	316 Stainless Steel	0.08 max	2.00 max	0.045 max	0.030 max	1.00 max	10.0-14.0	16.0-18.0	2.00-3.00