PIPA A672 B70 CL 12

Rp. CALL

Last Updated

02 May 2023

Minimum Order

1 Batang

Specification of PIPA A672 B70 CL 12

Specification Product :

ASTM A672 Welded Pipes

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This specification covers steel pipe; electric-fusion-welded with filler metal added, fabricated from pressure vessel quality plate of any of several analyses and strength levels and suitable for high-pressure service at moderate temperatures. Heat treatment may or may not be required to attain the desired properties or to comply with applicable code requirements. Supplementary requirements are provided for use when additional testing or examination is desired.

Carbon Steel A672 - Characteristics

High Pressure Service

Operating at moderate temperature

Thinner wall thickness and better workability

Class Designation

Class	Heat Treatment	Class	Heat Treatment
10	none	32	normalized
11	none	33	normalized
12	none	40	normalized and tempered
13	none	41	normalized and tempered
20	stress relieved	42	normalized and tempered
21	stress relieved	43	normalized and tempered
22	stress relieved	50	quenched and tempered
23	stress relieved	51	quenched and tempered
30	normalized	52	quenched and tempered
31	normalized	53	quenched and tempered

Plate Specification

Pipe Grade	Type of Steel	ASTM Specification
Pipe Grade	Type of Steel	No.	Grade
A 45	plain carbon	A285/A285M	Gr C
A 50	plain carbon	A515/A515M	Gr 60
A 55	plain carbon	A515/A515M	Gr 65
B 60	plain carbon, killed	A515/A515M	Gr 70
B 65	plain carbon, killed	A516/A516M	Gr 60
B70	plain carbon, killed	A516/A516M	Gr 65
C 55	plain carbon, killed, fine grain	A516/A516M	Gr 70
C 60	plain carbon, killed, fine grain	A537/A537M	Cl 1
C 65	plain carbon, killed, fine grain	A537/A537M	Cl 2
C 70	plain carbon, killed, fine grain	A203/A203M	Gr A
D 70	manganese-silicon-normalized	A203/A203M	Gr B
D 80	manganese-silicon-quenched and tempered	A203/A203M	Gr D
H 75	manganese-molybdenum-normalized	A203/A203M	Gr E
H 80	manganese-molybdenum-normalized	A353/A353M
J 80	manganese-molybdenum-quenched and tempered	A553/A553M	Type 1
J 90	manganese-molybdenum-quenched and tempered	A517/A517M	Gr A
J 100	manganese-molybdenum-quenched and tempered	A517/A517M	Gr B
L 65	molybdenum	A517/A517M	Gr E
L 70	molybdenum	A517/A517M	Gr F
L 75	molybdenum	A517/A517M	Gr H
N 75	molybdenum-silicon	A517/A517M	Gr P

Supplementary Requirements

S1. Tension and Bend Tests

S2. Charpy V-Notch Test (For pipe with nominal wall thickness 1/2 in. [13mm] and greater) (As per A20/20M)

Acceptance Criteria Charpy V-Notch			Specification and Grade	Test Temperature, °C for plate Thickness (Unless Otherwise Agreed Upon)
Energy Absorption
ClassA	Min. Avg for 3 SpecimenB	Min For 1 SpecimenB		25 mm and under	Over 25 mm to 50 mm, incl	Over 50 mm to 75 mm, incl	Over 75 mm to 125 mm, incl
	J	J		25 mm and under	Over 25 mm to 50 mm, incl	Over 50 mm to 75 mm, incl	Over 75 mm to 125 mm, incl
I	14	10	A285 Grade A	+4	+16	--	--
			A285 Grade B	+10	+21	--	--
			A285 Grade C	+16	+27	--	--
II	18	14	A455	-4	--	--	--
III	18	14	A203 Grade A	-68	-68	-60	--
			A203 Grade D	-101	-101	-87	--
			A516 Grade 55	-51	-51	-46	-46
			A516 Grade 60	-51	-46	-46	-46
			A516 Grade 65	-51	-56	-40	-32
IV	20	16	A203 Grade B	-68	-68	-60	--
			A203 Grade E	-101	-101	-87	--
			A203 Grade F (100 mm max)	--	--	-107	-107
			A516 Grade 70	-46	-40	-35	-29
			A537 Class 1 (64 mm max)	-62	-60	-60	--
			A537 Class 2 (Over 64-100 mm)
V	27	20	A203 Grade F	-107	-107	--	--
Lateral Expansion mm, Minimum Each Specimen Transverse Test
VI	0.38		A353	-196	-196	--	--
			A553 Type I	-196	-196	--	--
			A553 Type II	-170	-170	--	--
			A517 all (64 mm max thickness)	C	C	--	--

A Class I is Other Than Killed with a specified minimum tensile strength of 450 MPa or lower.

Class II is Other Than Killed with a specified minimum tensile strength of 450 to 520 MPa incl.

Class III is Killed with a specified minimum tensile strength of 450 MPa or lower.

Class IV is Killed with a specified minimum tensile strength of 450 to 520 MPa incl.

Class V is Killed with a specified minimum tensile strength of over 520 MPa to but not including 655 MPa.

Class VI is Killed with a specified minimum tensile strength of 655 MPa or over.

B Full size (10 by 10 mm) specimens.

C Testing temperature as specified in the purchase order, but no higher than 0°C

S3. Hardness Test

S4. Product Analysis

S5. Metallography

S6. Magnetic Particle Examination of Base Metal

S7. Magnetic Particle Examination of Weld Metal

S8. Liquid Penetrant Examination of Base Metal

S9. Liquid Penetrant Examination of Weld Metal

S10. Staight Beam Ultrasonic Examination of Flat Plate - UT 1

S11. Staight Beam Ultrasonic Examination of Flat Plate - UT 2

S12. Angle Beam Ultrasonic Examination (Plate Less than 2 in. [50mm] Thick) - UT 3

S13. Repair Welding

S14. Description of Term

ASTM A672 A 45 Class 10	ASTM A672 A 50 Class 10	ASTM A672 A 55 Class 10	ASTM A672 B 60 Class 10	ASTM A672 B 65 Class 10	ASTM A672 B 70 Class 10	ASTM A672 C 55 Class 10
ASTM A672 A 45 Class 11	ASTM A672 A 50 Class 11	ASTM A672 A 55 Class 11	ASTM A672 B 60 Class 11	ASTM A672 B 65 Class 11	ASTM A672 B 70 Class 11	ASTM A672 C 55 Class 11
ASTM A672 A 45 Class 12	ASTM A672 A 50 Class 12	ASTM A672 A 55 Class 12	ASTM A672 B 60 Class 12	ASTM A672 B 65 Class 12	ASTM A672 B 70 Class 12	ASTM A672 C 55 Class 12
ASTM A672 A 45 Class 13	ASTM A672 A 50 Class 13	ASTM A672 A 55 Class 13	ASTM A672 B 60 Class 13	ASTM A672 B 65 Class 13	ASTM A672 B 70 Class 13	ASTM A672 C 55 Class 13
ASTM A672 A 45 Class 20	ASTM A672 A 50 Class 20	ASTM A672 A 55 Class 20	ASTM A672 B 60 Class 20	ASTM A672 B 65 Class 20	ASTM A672 B 70 Class 20	ASTM A672 C 55 Class 20
ASTM A672 A 45 Class 21	ASTM A672 A 50 Class 21	ASTM A672 A 55 Class 21	ASTM A672 B 60 Class 21	ASTM A672 B 65 Class 21	ASTM A672 B 70 Class 21	ASTM A672 C 55 Class 21
ASTM A672 A 45 Class 22	ASTM A672 A 50 Class 22	ASTM A672 A 55 Class 22	ASTM A672 B 60 Class 22	ASTM A672 B 65 Class 22	ASTM A672 B 70 Class 22	ASTM A672 C 55 Class 22
ASTM A672 A 45 Class 23	ASTM A672 A 50 Class 23	ASTM A672 A 55 Class 23	ASTM A672 B 60 Class 23	ASTM A672 B 65 Class 23	ASTM A672 B 70 Class 23	ASTM A672 C 55 Class 23
ASTM A672 A 45 Class 30	ASTM A672 A 50 Class 30	ASTM A672 A 55 Class 30	ASTM A672 B 60 Class 30	ASTM A672 B 65 Class 30	ASTM A672 B 70 Class 30	ASTM A672 C 55 Class 30
ASTM A672 A 45 Class 31	ASTM A672 A 50 Class 31	ASTM A672 A 55 Class 31	ASTM A672 B 60 Class 31	ASTM A672 B 65 Class 31	ASTM A672 B 70 Class 31	ASTM A672 C 55 Class 31
ASTM A672 A 45 Class 32	ASTM A672 A 50 Class 32	ASTM A672 A 55 Class 32	ASTM A672 B 60 Class 32	ASTM A672 B 65 Class 32	ASTM A672 B 70 Class 32	ASTM A672 C 55 Class 32
ASTM A672 A 45 Class 33	ASTM A672 A 50 Class 33	ASTM A672 A 55 Class 33	ASTM A672 B 60 Class 33	ASTM A672 B 65 Class 33	ASTM A672 B 70 Class 33	ASTM A672 C 55 Class 33
ASTM A672 A 45 Class 40	ASTM A672 A 50 Class 40	ASTM A672 A 55 Class 40	ASTM A672 B 60 Class 40	ASTM A672 B 65 Class 40	ASTM A672 B 70 Class 40	ASTM A672 C 55 Class 40
ASTM A672 A 45 Class 41	ASTM A672 A 50 Class 41	ASTM A672 A 55 Class 41	ASTM A672 B 60 Class 41	ASTM A672 B 65 Class 41	ASTM A672 B 70 Class 41	ASTM A672 C 55 Class 41
ASTM A672 A 45 Class 42	ASTM A672 A 50 Class 42	ASTM A672 A 55 Class 42	ASTM A672 B 60 Class 42	ASTM A672 B 65 Class 42	ASTM A672 B 70 Class 42	ASTM A672 C 55 Class 42
ASTM A672 A 45 Class 43	ASTM A672 A 50 Class 43	ASTM A672 A 55 Class 43	ASTM A672 B 60 Class 43	ASTM A672 B 65 Class 43	ASTM A672 B 70 Class 43	ASTM A672 C 55 Class 43
ASTM A672 A 45 Class 50	ASTM A672 A 50 Class 50	ASTM A672 A 55 Class 50	ASTM A672 B 60 Class 50	ASTM A672 B 65 Class 50	ASTM A672 B 70 Class 50	ASTM A672 C 55 Class 50
ASTM A672 A 45 Class 51	ASTM A672 A 50 Class 51	ASTM A672 A 55 Class 51	ASTM A672 B 60 Class 51	ASTM A672 B 65 Class 51	ASTM A672 B 70 Class 51	ASTM A672 C 55 Class 51
ASTM A672 A 45 Class 52	ASTM A672 A 50 Class 52	ASTM A672 A 55 Class 52	ASTM A672 B 60 Class 52	ASTM A672 B 65 Class 52	ASTM A672 B 70 Class 52	ASTM A672 C 55 Class 52
ASTM A672 A 45 Class 53	ASTM A672 A 50 Class 53	ASTM A672 A 55 Class 53	ASTM A672 B 60 Class 53	ASTM A672 B 65 Class 53	ASTM A672 B 70 Class 53	ASTM A672 C 55 Class 53

ASTM A672 C 60 Class 10	ASTM A672 C 65 Class 10	ASTM A672 C 70 Class 10	ASTM A672 D 70 Class 10	ASTM A672 D 80 Class 10	ASTM A672 H 75 Class 10	ASTM A672 H 80 Class 10
ASTM A672 C 60 Class 11	ASTM A672 C 65 Class 11	ASTM A672 C 70 Class 11	ASTM A672 D 70 Class 11	ASTM A672 D 80 Class 11	ASTM A672 H 75 Class 11	ASTM A672 H 80 Class 11
ASTM A672 C 60 Class 12	ASTM A672 C 65 Class 12	ASTM A672 C 70 Class 12	ASTM A672 D 70 Class 12	ASTM A672 D 80 Class 12	ASTM A672 H 75 Class 12	ASTM A672 H 80 Class 12
ASTM A672 C 60 Class 13	ASTM A672 C 65 Class 13	ASTM A672 C 70 Class 13	ASTM A672 D 70 Class 13	ASTM A672 D 80 Class 13	ASTM A672 H 75 Class 13	ASTM A672 H 80 Class 13
ASTM A672 C 60 Class 20	ASTM A672 C 65 Class 20	ASTM A672 C 70 Class 20	ASTM A672 D 70 Class 20	ASTM A672 D 80 Class 20	ASTM A672 H 75 Class 20	ASTM A672 H 80 Class 20
ASTM A672 C 60 Class 21	ASTM A672 C 65 Class 21	ASTM A672 C 70 Class 21	ASTM A672 D 70 Class 21	ASTM A672 D 80 Class 21	ASTM A672 H 75 Class 21	ASTM A672 H 80 Class 21
ASTM A672 C 60 Class 22	ASTM A672 C 65 Class 22	ASTM A672 C 70 Class 22	ASTM A672 D 70 Class 22	ASTM A672 D 80 Class 22	ASTM A672 H 75 Class 22	ASTM A672 H 80 Class 22
ASTM A672 C 60 Class 23	ASTM A672 C 65 Class 23	ASTM A672 C 70 Class 23	ASTM A672 D 70 Class 23	ASTM A672 D 80 Class 23	ASTM A672 H 75 Class 23	ASTM A672 H 80 Class 23
ASTM A672 C 60 Class 30	ASTM A672 C 65 Class 30	ASTM A672 C 70 Class 30	ASTM A672 D 70 Class 30	ASTM A672 D 80 Class 30	ASTM A672 H 75 Class 30	ASTM A672 H 80 Class 30
ASTM A672 C 60 Class 31	ASTM A672 C 65 Class 31	ASTM A672 C 70 Class 31	ASTM A672 D 70 Class 31	ASTM A672 D 80 Class 31	ASTM A672 H 75 Class 31	ASTM A672 H 80 Class 31
ASTM A672 C 60 Class 32	ASTM A672 C 65 Class 32	ASTM A672 C 70 Class 32	ASTM A672 D 70 Class 32	ASTM A672 D 80 Class 32	ASTM A672 H 75 Class 32	ASTM A672 H 80 Class 32
ASTM A672 C 60 Class 33	ASTM A672 C 65 Class 33	ASTM A672 C 70 Class 33	ASTM A672 D 70 Class 33	ASTM A672 D 80 Class 33	ASTM A672 H 75 Class 33	ASTM A672 H 80 Class 33
ASTM A672 C 60 Class 40	ASTM A672 C 65 Class 40	ASTM A672 C 70 Class 40	ASTM A672 D 70 Class 40	ASTM A672 D 80 Class 40	ASTM A672 H 75 Class 40	ASTM A672 H 80 Class 40
ASTM A672 C 60 Class 41	ASTM A672 C 65 Class 41	ASTM A672 C 70 Class 41	ASTM A672 D 70 Class 41	ASTM A672 D 80 Class 41	ASTM A672 H 75 Class 41	ASTM A672 H 80 Class 41
ASTM A672 C 60 Class 42	ASTM A672 C 65 Class 42	ASTM A672 C 70 Class 42	ASTM A672 D 70 Class 42	ASTM A672 D 80 Class 42	ASTM A672 H 75 Class 42	ASTM A672 H 80 Class 42
ASTM A672 C 60 Class 43	ASTM A672 C 65 Class 43	ASTM A672 C 70 Class 43	ASTM A672 D 70 Class 43	ASTM A672 D 80 Class 43	ASTM A672 H 75 Class 43	ASTM A672 H 80 Class 43
ASTM A672 C 60 Class 50	ASTM A672 C 65 Class 50	ASTM A672 C 70 Class 50	ASTM A672 D 70 Class 50	ASTM A672 D 80 Class 50	ASTM A672 H 75 Class 50	ASTM A672 H 80 Class 50
ASTM A672 C 60 Class 51	ASTM A672 C 65 Class 51	ASTM A672 C 70 Class 51	ASTM A672 D 70 Class 51	ASTM A672 D 80 Class 51	ASTM A672 H 75 Class 51	ASTM A672 H 80 Class 51
ASTM A672 C 60 Class 52	ASTM A672 C 65 Class 52	ASTM A672 C 70 Class 52	ASTM A672 D 70 Class 52	ASTM A672 D 80 Class 52	ASTM A672 H 75 Class 52	ASTM A672 H 80 Class 52
ASTM A672 C 60 Class 53	ASTM A672 C 65 Class 53	ASTM A672 C 70 Class 53	ASTM A672 D 70 Class 53	ASTM A672 D 80 Class 53	ASTM A672 H 75 Class 53	ASTM A672 H 80 Class 53

ASTM A672 J 80 Class 10	ASTM A672 J 90 Class 10	ASTM A672 J 100 Class 10	ASTM A672 L65 Class 10	ASTM A672 L70 Class 10	ASTM A672 L75 Class 10	ASTM A672 N 75 Class 10
ASTM A672 J 80 Class 11	ASTM A672 J 90 Class 11	ASTM A672 J 100 Class 11	ASTM A672 L65 Class 11	ASTM A672 L70 Class 11	ASTM A672 L75 Class 11	ASTM A672 N 75 Class 11
ASTM A672 J 80 Class 12	ASTM A672 J 90 Class 12	ASTM A672 J 100 Class 12	ASTM A672 L65 Class 12	ASTM A672 L70 Class 12	ASTM A672 L75 Class 12	ASTM A672 N 75 Class 12
ASTM A672 J 80 Class 13	ASTM A672 J 90 Class 13	ASTM A672 J 100 Class 13	ASTM A672 L65 Class 13	ASTM A672 L70 Class 13	ASTM A672 L75 Class 13	ASTM A672 N 75 Class 13
ASTM A672 J 80 Class 20	ASTM A672 J 90 Class 20	ASTM A672 J 100 Class 20	ASTM A672 L65 Class 20	ASTM A672 L70 Class 20	ASTM A672 L75 Class 20	ASTM A672 N 75 Class 20
ASTM A672 J 80 Class 21	ASTM A672 J 90 Class 21	ASTM A672 J 100 Class 21	ASTM A672 L65 Class 21	ASTM A672 L70 Class 21	ASTM A672 L75 Class 21	ASTM A672 N 75 Class 21
ASTM A672 J 80 Class 22	ASTM A672 J 90 Class 22	ASTM A672 J 100 Class 22	ASTM A672 L65 Class 22	ASTM A672 L70 Class 22	ASTM A672 L75 Class 22	ASTM A672 N 75 Class 22
ASTM A672 J 80 Class 23	ASTM A672 J 90 Class 23	ASTM A672 J 100 Class 23	ASTM A672 L65 Class 23	ASTM A672 L70 Class 23	ASTM A672 L75 Class 23	ASTM A672 N 75 Class 23
ASTM A672 J 80 Class 30	ASTM A672 J 90 Class 30	ASTM A672 J 100 Class 30	ASTM A672 L65 Class 30	ASTM A672 L70 Class 30	ASTM A672 L75 Class 30	ASTM A672 N 75 Class 30
ASTM A672 J 80 Class 31	ASTM A672 J 90 Class 31	ASTM A672 J 100 Class 31	ASTM A672 L65 Class 31	ASTM A672 L70 Class 31	ASTM A672 L75 Class 31	ASTM A672 N 75 Class 31
ASTM A672 J 80 Class 32	ASTM A672 J 90 Class 32	ASTM A672 J 100 Class 32	ASTM A672 L65 Class 32	ASTM A672 L70 Class 32	ASTM A672 L75 Class 32	ASTM A672 N 75 Class 32
ASTM A672 J 80 Class 33	ASTM A672 J 90 Class 33	ASTM A672 J 100 Class 33	ASTM A672 L65 Class 33	ASTM A672 L70 Class 33	ASTM A672 L75 Class 33	ASTM A672 N 75 Class 33
ASTM A672 J 80 Class 40	ASTM A672 J 90 Class 40	ASTM A672 J 100 Class 40	ASTM A672 L65 Class 40	ASTM A672 L70 Class 40	ASTM A672 L75 Class 40	ASTM A672 N 75 Class 40
ASTM A672 J 80 Class 41	ASTM A672 J 90 Class 41	ASTM A672 J 100 Class 41	ASTM A672 L65 Class 41	ASTM A672 L70 Class 41	ASTM A672 L75 Class 41	ASTM A672 N 75 Class 41
ASTM A672 J 80 Class 42	ASTM A672 J 90 Class 42	ASTM A672 J 100 Class 42	ASTM A672 L65 Class 42	ASTM A672 L70 Class 42	ASTM A672 L75 Class 42	ASTM A672 N 75 Class 42
ASTM A672 J 80 Class 43	ASTM A672 J 90 Class 43	ASTM A672 J 100 Class 43	ASTM A672 L65 Class 43	ASTM A672 L70 Class 43	ASTM A672 L75 Class 43	ASTM A672 N 75 Class 43
ASTM A672 J 80 Class 50	ASTM A672 J 90 Class 50	ASTM A672 J 100 Class 50	ASTM A672 L65 Class 50	ASTM A672 L70 Class 50	ASTM A672 L75 Class 50	ASTM A672 N 75 Class 50
ASTM A672 J 80 Class 51	ASTM A672 J 90 Class 51	ASTM A672 J 100 Class 51	ASTM A672 L65 Class 51	ASTM A672 L70 Class 51	ASTM A672 L75 Class 51	ASTM A672 N 75 Class 51
ASTM A672 J 80 Class 52	ASTM A672 J 90 Class 52	ASTM A672 J 100 Class 52	ASTM A672 L65 Class 52	ASTM A672 L70 Class 52	ASTM A672 L75 Class 52	ASTM A672 N 75 Class 52
ASTM A672 J 80 Class 53	ASTM A672 J 90 Class 53	ASTM A672 J 100 Class 53	ASTM A672 L65 Class 53	ASTM A672 L70 Class 53	ASTM A672 L75 Class 53	ASTM A672 N 75 Class 53