1/2-13 X 7 1/4 A320 B8 CLASS 2 STAINLESS STEEL STUD BOLT

$7.00477/EA

Quantity	Price
Quantity	Price
1	$7.00477/ EA
40	$6.67555/ EA
130	$5.69768/ EA
560	$4.81858/ EA

3-5 Working Days

Product Specification
Governing Standards
Mechanical Properties
Chemical Properties
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.

Diameter	1/2
Length	7 1/4
Grades	Grade B8 Class 2
With Nut?	Bolt Only
Material	Stainless Steel
Finish	None
Origin	Unrestricted Origin
Weight	0.32556306,

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 304 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	125	100	12	35	321 HBW or 35 HRC
over 3/4 to 1", incl	115	80	15	30	321 HBW or 35 HRC
over 1 to 1 1/4", incl	105	65	20	35	321 HBW or 35 HRC
over 1 1/4 to 1 1/2", incl (1)	100	50	28	45	321 HBW or 35 HRC

Per ASTM A320/A320M-15a
Grade	Material	Carbon	Manganese	Phosphorus	Sulfur	Silicon	Chromium	Nickel
Grade	Material	% by weight	% by weight	% by weight	% by weight	% by weight	% by weight	% by weight
B8	304 Stainless Steel	0.08 max	2.00 max	0.045 max	0.030 max	1.00 max	18.0-20.0	8.0-11.0

1/2-13 X 7 1/4 A320 B8 CLASS 2 STAINLESS STEEL STUD BOLT

Technical Data

Product Specification

Governing Standards

Governing StandardsGrade B8 Class 2 Stainless Steel

Mechanical Properties

Mechanical PropertiesGrade B8 Class 2 Stainless Steel

Chemical Properties

Chemical PropertiesGrade B8 Class 2 Stainless Steel

Stud Flange Chart

Stud Flange ChartsASME B16.5