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ASTM A193 Stainless Steel Stud Bolt Set

ASTM A193 Stainless Steel Stud Bolt Set
Specification Class Material Nominal Size
Range (in.)
Mechanical Properties
Yield Strength,
min, 0.2
% offset,
ksi
Tensile
Strength,
min, ksi
Elongation
in 4 D,
min %
Reduction
of Area,
min %
Hardness,
max
ASTM A193
Grade B8
Class 1
Class 1A
AISI 304 All diameter 30 75 30 50 223HB
or
96HRBC
ASTM A193
Grade B8M
AISI 316
ASTM A193
Grade B8T
AISI 321
ASTM A193
Grade B8
Class 2
AISI 304 Strain Hardened 3/4 and under 100 125 12 35 321HB
or
35HRC
3/4 to 1 incl 80 115 15
1 to 1-1/4 incl 65 105 20
1-1/4 to 1-1/2 incl 50 100 28 45
ASTM A193
Grade B8M
  3/4 and under 95 110 15
3/4 to 1 incl 80 100 20
1 to 1-1/4 incl 65 95 25
1-1/4 to 1-1/2 incl 50 90 30
ASTM A193
Grade B8T
AISI 321 Strain Hardened 3/4 and under 100 125 12 35
3/4 to 1 incl 80 115 15
1 to 1-1/4 incl 65 105 20
1-1/4 to 1-1/2 incl 50 100 28 45
ASTM A193
Grade B8M
Class 2B AISI 316 Strain Hardened 2 and under 75 95 25 40
2 to 2-1/2 incl 65 90 30
2-1/2 to 3 incl 55 80
Class 2C 2 and under 65 85 60
Over 2 60
Specification Material Class Nominal Size (In.) Proof Load Stress (ksi) Hardness Rockwell Nut Type
Min Max
ASTM A194 Grade 8 AISI 304 Class 1 All diameter 80 B60 C32 Heavy hex nut
Hex thin nut
Hex nut
ASTM A194 Grade 8M AISI 316 Class 1
Class 2
110
ASTM A194 Grade 8T AISI 321 110

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