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American Piping Products stocks A672 EFW pipe in the grades and classes listed on the following tables:
|
Plate specification |
|||
|
Pipe grade |
Type of steel |
ASTM specification |
|
|
No. |
Grade |
||
|
A 45 |
plain carbon |
A285 / A285M |
A |
|
A50 |
plain carbon |
A285 / A285M |
B |
|
A 55 |
plain carbon |
A285 / A285M |
C |
|
B 60 |
plain carbon, killed |
A515 / A515M |
60 |
|
B 65 |
plain carbon, killed |
A515 / A515M |
65 |
|
B 70 |
plain carbon, killed |
A515 / A515M |
70 |
|
C 55 |
plain carbon, killed, fine grain |
A516 / A516M |
55 |
|
C 60 |
plain carbon, killed, fine grain |
A516 / A516M |
60 |
|
C 65 |
plain carbon, killed, fine grain |
A516 / A516M |
65 |
|
C 70 |
plain carbon, killed, fine grain |
A516 / A516M |
70 |
|
D 70 |
manganese-silicon, normalized |
A537 / A537M |
1 |
|
D 80 |
manganese-silicon, Q&TA |
A537 / A537M |
2 |
|
H 75 |
manganese-molybdenum, normalized |
A302 / A302M |
A |
|
H 80 |
manganese-molybdenum, normalized |
A302 / A302M |
B, C or D |
|
J 80 |
manganese-molybdenum, Q&T |
A533 / A533M |
Cl-1B |
|
J 90 |
manganese-molybdenum, Q&T |
A533 / A533M |
Cl-2B |
|
J 100 |
manganese-molybdenum, Q&T |
A533 / A533M |
Cl-3B |
|
K 75 |
chromium-manganese-silicon |
A202 / A202M |
A |
|
K 85 |
chromium-manganese-silicon |
A202 / A202M |
B |
|
L 65 |
molybdenum |
A204 / A204M |
A |
|
L 70 |
molybdenum |
A204 / A204M |
B |
|
L 75 |
molybdenum |
A204 / A204M |
C |
|
N 75 |
manganese-silicon |
A299 / A299M |
|
|
AQ&T = quenched and tempered |
|||
|
Class |
Heat treatment of pipe |
Radiography |
Pressure test |
|
10 |
none |
no |
no |
|
11 |
none |
yes |
no |
|
12 |
none |
yes |
yes |
|
13 |
none |
no |
yes |
|
20 |
stress relieved |
no |
no |
|
21 |
stress relieved |
yes |
no |
|
22 |
stress relieved |
yes |
yes |
|
23 |
stress relieved |
no |
yes |
|
30 |
normalized |
no |
no |
|
31 |
normalized |
yes |
no |
|
32 |
normalized |
yes |
yes |
|
33 |
normalized |
no |
yes |
|
40 |
normalized and tempered |
no |
no |
|
41 |
normalized and tempered |
yes |
no |
|
42 |
normalized and tempered |
yes |
yes |
|
43 |
normalized and tempered |
none |
yes |
|
50 |
quenched and tempered |
none |
none |
|
51 |
quenched and tempered |
yes |
none |
|
52 |
quenched and tempered |
yes |
yes |
|
53 |
quenched and tempered |
none |
yes |
Dictated by the requirements of the specification to which the manufacturer ordered the plate.
Permissible Variations in Outside Diameter
Based on circumferential measurement +/-0.5% of the specified outside diameter.
Reference documents
ASTM A20/A20M Specification for General Requirements for Steel Plates for Pressure Vessels
ASTM A370 Test Methods and Definitions for Mechanical Testing of Steel Products
ASTM A435/A435M Specification for Straight-Beam Ultrasonic Examination of Steel Plates
ASTM A530/A530M Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe
ASTM A577/A577M Specification for Ultrasonic Angle-Beam Examination of Steel Plates
ASTM A578/A578M Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications
ASTM E110 Test Method for Indentation Hardness of Metallic Materials by Portable Hardness Testers
ASTM E165 Practice for Liquid Penetrant Examination for General Industry
ASTM E709 Guide for Magnetic Particle Testing
ASTM A202/A202M Specification for Pressure Vessel Plates, Alloy Steel, Chromium-Manganese-Silicon
ASTM A204/A204M Specification for Pressure Vessel Plates, Alloy Steel, Molybdenum
ASTM A285/A285M Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength
ASTM A299/A299M Specification for Pressure Vessel Plates, Carbon Steel, Manganese-Silicon
