ERW Standard and Line Pipe Grades

Grade
1 Carbon Steel
(ASTM A252)
Minimum Yield Strength: 30,000 psi
Maximum Yield Strength: None
Minimum Tensile Strength: 50,000 psi
Notes: This grade
is a standard grade for ASTM A252. The specification
covers
the requirements for welded and seamless
steel piling pipe.
Grade 2 Carbon Steel (ASTM A252)
Minimum Yield Strength: 35,000 psi
Maximum Yield Strength: None
Minimum Tensile Strength: 60,000 psi
Notes: This grade
is a standard grade for ASTM A252. The specification
covers
the requirements for welded and seamless
steel piling pipe.
Grade 3 Carbon Steel (ASTM A252)
Minimum Yield Strength: 45,000 psi
Maximum Yield Strength: None
Minimum Tensile Strength: 66,000 psi
Notes: This grade
is a standard grade for ASTM A252. The specification
covers
the requirements for welded and seamless
steel piling pipe.
Grade A Carbon Steel (ASTM A53, A523,
API 5L PSL1 )
Minimum Yield Strength: 30,000 psi
Maximum Yield Strength: None
Minimum Tensile Strength: 48,000 psi
Notes: This grade
may be used for standard pipe, line pipe, or conduit
pipe
as specified in the various ASTM and API specifications.
Grade B Carbon Steel (ASTM A53, A523,
API 5L PSL1)
API 5L PSL2
Minimum Yield Strength: 35,000 psi 35,000 psi
Maximum Yield Strength: None 65,000 psi
Minimum Tensile Strength: 60,000 psi 60,000 psi
Maximum Tensile Strength: None 110,000 psi
Notes: This grade
may be used for standard pipe, line pipe, or conduit
pipe
as specified in the various ASTM and API specifications.
API 5L X42 PSL1 PSL2
Minimum Yield Strength: 42,000 psi 42,000 psi
Maximum Yield Strength: None 72,000 psi
Minimum Tensile Strength: 60,000 psi 60,000 psi
Maximum Tensile Strength None 110,000 psi
Notes: This is a standard
line pipe grade specified
in API (American Petroleum
Institute) specification 5L.
API 5L X46 PSL1 PSL 2
Minimum Yield Strength: 46,000 psi 46,000 psi
Maximum Yield Strength: None 76,000 psi
Minimum Tensile Strength: 63,000 psi 63,000 psi
Maximum Tensile Strength: None 110,000 psi
Notes: This is a standard
line pipe grade specified

in API (American Petroleum
Institute) specification 5L.
API 5L X52 PSL1 PSL2
Minimum Yield Strength: 52,000 psi 52,000 psi
Maximum Yield Strength: None 77,000 psi
Minimum Tensile Strength: 66,000 psi 66,000 psi
Maximum Tensile Strength: None 110,000 psi
Notes: This is a standard
line pipe grade specified
in API (American Petroleum
Institute) specification 5L.
API 5L X56 PSL1 PSL2
Minimum Yield Strength: 56,000 psi 56,000 psi
Maximum Yield Strength: None 79,000 psi
Minimum Tensile Strength: 71,000 psi 71,000 psi
Maximum Tensile Strength: None 110,000 psi
Notes: This is a standard
line pipe grade specified
in API (American Petroleum
Institute) specification 5L.
API 5L X60 PSL1 PSL2
Minimum Yield Strength: 60,000 psi 60,000 psi
Maximum Yield Strength: None 82,000 psi
Minimum Tensile Strength: 75,000 psi 75,000 psi
Maximum Tensile Strength: None 110,000 psi
Notes: This is a standard
line pipe grade specified
in API (American Petroleum
Institute) specification 5L.
API 5L X65 PSL1 PSL2
Minimum Yield Strength: 65,000 psi 65,000 psi
Maximum Yield Strength: None 87,000 psi
Minimum Tensile Strength: 77,000 psi 77,000 psi
Maximum Tensile Strength: None 110,000 psi
Notes: This is a standard
line pipe grade specified
in API (American Petroleum
Institute) specification 5L.
API 5L X70 PSL1 PSL2
Minimum Yield Strength: 70,000 psi 70,000 psi
Maximum Yield Strength: None 90,000 psi
Minimum Tensile Strength: 82,000 psi 82,000 psi
Maximum Tensile Strength: None 110,000 psi
Notes: This is a standard
line pipe grade specified
in API (American Petroleum
Institute) specification 5L.

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