ASTM A333 ASME SA333 GR.1 GR.3 GR.6 GR.8 low carbon steel tubing pipe

Description: ASTM A333 ASME SA333 GR.1 GR.3 GR.6 GR.8 low carbon steel tubing pipe for low-temperature service. Standard: ASTM A333/ ASME SA333. Applications: Used for low-temperature service. Available steel grades: Grade 1, Grade 3, Grade 4, Grade 6, Grade 7, Grade 8, Grade 9, Grade 10, Grade 11. Specifications: O.D.: 6.0∼1200mm; W.T.:...
Product description

ASTM A333 ASME SA333 GR.1 GR.3 GR.6 GR.8 low carbon steel tubing pipe

Description: Seamless steel pipe for low-temperature service.

Standard: ASTM A333/ ASME SA333.

Applications: Used for low-temperature service.

Available steel grades: Grade 1, Grade 3, Grade 4, Grade 6, Grade 7, Grade 8, Grade 9, Grade 10, Grade 11.

Specifications: O.D.: 6.0∼1200mm; W.T.: 1∼150mm; L: 5.8m; 11.8m; 12m or above. Modified specifications according to customer requirements.

Technology: Hot Rolled, Cold Drawn & Cold Rolled.

Chemical Composition:

Standard

Grade

Chemical Composition (%)

C

Si

Mn

P

S

Cr

Ni

Cu

Mo

V

Al

ASTM A333

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



Mechanical Properties:

Standard

Grade

Tensile Strength (MPa

Yield Point (MPa)

Elongation (%)

Y

X

ASTM  A333

Grade  1

≥380

≥205

≥35

≥25

Grade  3

≥450

≥240

≥30

≥20

Grade  4

≥415

≥240

≥30

≥16.5

Grade  6

≥415

≥240

≥30

≥16.5

Grade  7

≥450

≥240

≥30

≥22

Grade  8

≥690

≥515

≥22


Grade  9

≥435

≥315

≥28


Grade  10

≥550

≥450

≥22


Grade  11

≥450

≥240

≥18


Strike Temperature Condition:

Crade

The lowest temperature  for strike test

Grade  1

-50

-45

Grade  3

-150

-100

Grade  4

-150

-100

Grade  6

-50

-45

Grade  7

-100

-75

Grade  8

-320

-195

Grade  9

-100

-75

Grade  10

-75

-60

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