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Hangzhou Matech Steel Company Limited
Tel: +86-571-28350111
Fax: +86-571-86693517
Email: sales@matech-steel.com
Add: Floor 10, Xixi Vally E-Building, Xihu District, Hangzhou, Zhejiang province, China
ASTM A333 Seamless and Welded Steel Pipe

ASTM A333 Seamless and Welded Steel Pipe

ASTM A333/A333M Seamless and Welded Steel Pipe ASTM A333 is the Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service. ASTM A333 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation. All seamless...

ASTM A333/A333M Seamless and Welded Steel Pipe

 

ASTM A333 is the Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service. 

ASTM A333 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation. All seamless and welded pipes shall be treated to control their microstructure. 

Seamless and Welded Steel Pipe for Low-Temperature Service.

Standards: ASTM A333/333M (ASME SA333/SA333M)

Size (mm):
Outer Dimensions: 19.05mm ~ 114.3mm
Wall Thickness:2.0mm ~ 14 mm
Length: max 16000mm

Application: Seamless and Welded Steel Pipe for Low-Temperature Service.
Steel grade: Grade 1, Grade 6 . 

Packing: Bare packing/bundle packing/crate packing/wooden protection at the both sides of tubes and suitably protected for sea-worthly delivery or as requested.

Inspection and Test: Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test,No-destructive Test, Hydrostatic Test.
Surface treatment: Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting. Both ends of each crate will indicate the order no., heat no., dimensions, weight and bundles or as requested.

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Mainly Grade of ASTM A333:

· ASTM A333 Grade 1

· ASTM A333 Grade 3

· ASTM A333 Grade 4

· ASTM A333 Grade 6

· ASTM A333 Grade 7 Pipe

· ASTM A333 Grade 8

· ASTM A333 Grade 9

· ASTM A333 Gr.10 pipe

· ASTM A333 Grade 11

 Mechanical requiremnts of ASTM A333 alloy pipe

Grade

Tensile Strength (MPa)

Yield Point (MPa)

Elongation (%)

Y

X

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

 Chemical Composition (%) of ASTM A333 steel pipe

Grade

C

Si

Mn

P

S

Cr

Ni

Cu

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

≤0.06

Grade 11

≤0.10

≤0.35

≤0.6

≤0.025

≤0.025

≤0.50

35.0-37.0

Strike temperature condition:

Crade

The lowest temperature for strike test

ASTM A333 Grade 1

-50

-45

ASTM A333 Grade 3

-150

-100

ASTM A333 Grade 4

-150

-100

ASTM A333 Grade 6

-50

-45

ASTM A333 Grade 7

-100

-75

ASTM A333 Grade 8

-320

-195

ASTM A333 Grade 9

-100

-75

ASTM A333 Grade 10

-75

-60

Delivery Condition: Normalized and Tempered


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