General Description of ERW and Seamless Standard and Line Pipe Grades
|
| Grade 1 |
(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 |
(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 |
(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 |
(ASTM A53, A106, 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 |
(ASTM A53, A106, 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. |
| Grade C |
(ASTM A106) |
| Minimum Yield Strength: |
40,000 psi |
| Maximum Yield Strength: |
None |
| Minimum Tensile Strength: |
70,000 psi |
| Notes: This grade can only be manufactured by the
seamless process and is intended for high-temperature service as
outlined in ASTM A106. |
| 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 |
| Maximun 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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