ASTM A333 Low Temperature Pipe

Oct 12, 2023

ASTM A333 cryogenic tubing is available in various sizes ranging from 1/4" to 42" and in various wall thickness specifications such as SCH 10, SCH 20, SCH 40, SCH STD, SCH 80, SCH XS to SCH 160 and SCH XXS. Lengths can be single-random, double-random, or 20 and 40 feet, and end types can be plain or beveled.

Element	Composition (%)
Carbon (max)	0.30
Manganese	0.29-1.06
Phosphorus (max)	0.025
Sulfur (max)	0.025

	Psi	MPa
Tensile Strength (min)	60,000	415
Yield Strength (min)	35,000	240

ASTM A333 Low Temperature Pipe

Grade	Tensile Strength (MPa）	Yield Point (MPa)	Elongation (%)
Grade	Tensile Strength (MPa）	Yield Point (MPa)	Y	X
ASTM A333 Grade 1	≥380	≥205	≥35	≥25
ASTM A333 Grade 3	≥450	≥240	≥30	≥20
ASTM A333 Grade 4	≥415	≥240	≥30	≥16.5
ASTM A333 Grade 6	≥415	≥240	≥30	≥16.5
ASTM A333 Grade 7	≥450	≥240	≥30	≥22
ASTM A333 Gr. 8	≥690	≥515	≥22
ASTM A333 Grade 9	≥435	≥315	≥28
ASTM A333 Grade 10	≥550	≥450	≥22
ASTM A333 Grade 11	≥450	≥240	≥18

Grade	Chemical Composition (%)
Grade	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	V	Al
Grade 1	≤0.30		0.40-1.06	≤0.025	≤0.025
Grade 3	≤0.19	0.18-0.37	0.31-0.64	≤0.025	≤0.025		3.18-3.82
Grade 4	≤0.12	0.18-0.37	0.50-1.05	≤0.025	≤0.025	0.44-1.01	0.47-0.98	0.40-0.75			0.04-0.30
Grade 6	≤0.30	≥0.10	0.29-1.06	≤0.025	≤0.025
Grade 7	≤0.19	0.13-0.32	≤0.90	≤0.025	≤0.025		2.03-2.57
Grade 8	≤0.13	0.13-0.32	≤0.90	≤0.025	≤0.025		8.40-9.60
Grade 9	≤0.20		0.40-1.06	≤0.025	≤0.025		1.60-2.24	0.75-1.25
Grade 10	≤0.20	0.10-0.35	1.15-1.50	≤0.03	≤0.015	≤0.15	≤0.25	≤0.015	≤0.50	≤0.12	≤0.06
Grade 11	≤0.10	≤0.35	≤0.6	≤0.025	≤0.025	≤0.50	35.0-37.0		≤0.50

ASTM A333 Low Temperature Pipes

ASTM A333 Low Temperature Pipe

LTCS Grade 6 Pipe Chemical Requirements:

A333 Grade 6 Pipe Mechanical Requirements:

Mechanical requirements of ASTM A333 alloy pipe

Chemical composition of ASTM A333 alloy pipe