Bay Bolt

ASTM & SAE Standards
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Serving the Manufacturing, Construction and Water Works Industries since 1981.

Grade
Marking
Specification
Material
Nominal Size
Inches
Proof Load
Stress
ksi
Yield
Strength
Min, ksi
Tensile
Strength
Min, ksi
Bay Bolt - Serving the manufacturing, construction and water works industries
SAE J429 - Grade 1
Low or Medium Carbon Steel
1/4 through 11/2
33
36
60
SAE J429 - Grade 2
1/4 3/4 over 3/4 11/2
55 / 33
57 / 36
74 / 60
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A307 - Grade A
1/4 through 4
60
ASTM A307 - Grade B
1/4 through 4
60 / 100
ASTM A307 - Grade C
Props. conforms to A36
1/4 through 4
36
58 / 80
Bay Bolt - Serving the manufacturing, construction and water works industries
SAE J429 - Grade 5ASTM A449 - Type 1
Medium Carbon Steel,
Quenched and Tempered
1/4 through 1
over 1 through 11/2
85
74
92
81
120
105
ASTM A449 - Type 1
over 11/2 through 3
55
58
90
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A325 - Type 1
Medium Carbon Steel,
Quenched and Tempered
1/2 through 1
over 1 through 11/2
85
74
92
81
120
105
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A325 - Type 2
Low Carbon Martensite Steel,
Quenched and Tempered
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A325 - Type 3
Atmospheric Corrosion Resistant Steel,
Quenched and Tempered
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A193 - B7
AISI 4140
4142 or 4145
High
Temperature
Service
1/4 through 21/2
over 21/2 through 4
over 4 through 7
105
95
75
105
95
75
125
115
100
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A193 - B8 Class 1
AISI 304
High Temperature Service
1/4 and larger
30
75
ASTM A320 - B8
Class 1
AISI 304
High Temperature Service
1/4 and larger
30
75
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A193 - B8M
Class 1
AISI 316
High Temperature Service
1/4 and larger
30
75
ASTM A320 - B8M
Class 1
AISI 316
High Temperature Service
1/4 and larger
30
75
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A324 - Grade BC
Medium Carbon Alloy Steel,
Quenched and Tempered
1/4 through 21/2
over 21/2 through 4
105
95
109
99
125
115
Bay Bolt - Serving the manufacturing, construction and water works industries
SAE J429 - Grade 8
Medium Carbon Alloy Steel,
Quenched and Tempered
1/4 through 11/2
120
130
150
ASTM A320 - B8M
Class 1
1/4 through 21/2
over 21/2 through 4
120
105
130
115
150
140
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A490 - Type 1
Medium Carbon Alloy Steel,
Quenched and Tempered
1/2 through 11/2
120
130
150-170
Bay Bolt - Serving the manufacturing, construction and water works industries
ASTM A490 - Type 1
Atmospheric Corrosion Resistant Steel,
Quenched and Tempered
1/2 through 11/2
120
130
150-170
Bay Bolt - Serving the manufacturing, construction and water works industries
ISO R898 - Class 8.8
Alloy Steel,
Quenched and Tempered
all sizes through 11/2
85
92
120
Bay Bolt - Serving the manufacturing, construction and water works industries
ISO R898 - Class 10.9
Alloy Steel,
Quenched and Tempered
all sizes through 11/2
120
130
150

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4610 Malat Street, Oakland, CA 94601-4904
Phone (510) 532-1188 • (800) 242-BOLT (2658) • Fax (510) 532-3947
Info@BayBolt.com

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