How to get high quality ASTM A333 alloy pipes

What is a ASTM A333 alloy pipe?

ASTM A333 (ASME S/A-333) alloy pipes grades permit low temperature service. This specification covers nominal (average) walled pipe almost exclusively in seamless.  Several grades of ferritic steel are included. Some product sizes may not be available under this specification because heavier wall thicknesses have an adverse effect on low-temperature impact properties.

Main ASTM A333 alloy pipes:

ASTM A333 Grade 1 Seamless Pipe

ASMT A333 Grade 1 seamless and welded pipes shall be treated to control their microstructure. Tensile tests, impact tests, hydrostatic tests, and nondestructive electric tests shall be made in accordance to specified requirements. ASTM A333 Grade 1 is the part of standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. ASTM A333 Grade 1 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation. Seamless and Welded Steel Pipe size for Low-Temperature Service:

  • 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: ASTM A333 Grade 1
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.

ASTM A333 Grade 1 Chemical Compositions(%)
Compositions Data
Carbon(max.) 0.30
Manganese 0.40–1.06
Phosphorus(max.) 0.025
Sulfur(max.) 0.025
Silicon
Nickel
Chromium
Other Elements
Mechanical properties for ASTM A333 Grade 1 Alloy Steel
Properties Data
Yield strength(min) 205Mpa
Tensile strength(min) 380Mpa
Elongation(%) 35
Strike Temperature Condition for ASTM A333 Grade 1
The lowest temperature for strike test
-50 -45

ASTM A333 Grade 3 Seamless Pipe

ASTM A333 Grade 3 is the part of standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. ASTM A333 Grade 3 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation.

ASMT A333 Grade 3 seamless and welded pipes shall be treated to control their microstructure. Tensile tests, impact tests, hydrostatic tests, and nondestructive electric tests shall be made in accordance to specified requirements.
Seamless and Welded Steel Pipe size for Low-Temperature Service:

  • 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: ASTM A333 Grade 3

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.

ASTM A333 Grade 3 Chemical Compositions(%)
Compositions Data
Carbon(max.) 0.19
Manganese 0.31-0.64
Phosphorus(max.) 0.025
Sulfur(max.) 0.025
Silicon
Nickel 3.18-3.82
Chromium
Other Elements
Mechanical properties for ASTM A333 Grade 3 Alloy Steel
Properties Data
Yield strength(min) 450 Mpa
Tensile strength(min) 240 Mpa
Elongation(%, min) Y 30
Elongation(%, min) X 20
Strike Temperature Condition for ASTM A333 Grade 3
The lowest temperature for strike test
-150 -100

ASTM A333 Grade 6 Seamless Pipe

20180422111352 20208 - How to get high quality ASTM A333 alloy pipes

ASTM A333 Grade 6 specification covers seamless and welded steel pipe for low temperature service.

ASTM A333 Grade 6 Seamless Pipe involved is similar to AISI 4032 low alloy steel.

ASTM A333 Grade 6 is the part of standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. ASTM A333 Grade 6 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation.

Seamless and Welded Steel Pipe size for Low-Temperature Service:

  • 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: ASTM A333 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.

ASTM A333 Grade 6 Chemical Compositions(%)
Compositions Data
Carbon(max.) 0.30
Manganese 0.29-1.06
Phosphorus(max.) 0.025
Sulfur(max.) 0.025
Silicon
Nickel
Chromium
Other Elements
Mechanical properties for ASTM A333 Grade 6 Alloy Steel
Properties Data
Tensile strength, min, (MPa) 415 Mpa
Yield strength, min, (MPa) 240 Mpa
Elongation, min, (%), L/T 30/16.5
Impact requirements:

the notched-bar impact properties of each set of three impact specimens, when tested at temperature specified shall be not less than the values prescribed.

ASTM A333 Grade 7 Seamless Pipe

ASTM A333 Grade 7 Standard covers seamless and welded steel pipe for low temperature service. The ASTM A333 Grade 7 steel involved is similar to AISI 4032 low alloy steel. ASTM A333 Grade 7 pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation. ASTM A333 Grade 7 covers seamless and welded steel pipe for low temperature service. The Grade 7 alloy steel involved is similar to AISI 4032 low alloy steel.

Seamless and Welded Steel Pipe size for Low-Temperature Service:

  • 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: ASTM A333 Grade 7, ASME SA333 Gr.7

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.

ASTM A333 Grade 7 Chemical Compositions(%)
Compositions Data
Carbon(max.) 0.19
Manganese 0.9
Phosphorus(max.) 0.025
Sulfur(max.) 0.025
Silicon 0.13-0.32
Nickel 2.03-2.57
Chromium
Other Elements
Mechanical properties for ASTM A333 Grade 7 Alloy Steel
Properties Data
Tensile strength, min, (MPa) 450Mpa
Yield strength, min, (MPa) 240 Mpa
Elongation, min, (%), L/T 30/16.5

ASTM A333 Grade 9 Seamless Pipe

20180422111437 50874 - How to get high quality ASTM A333 alloy pipes

ASTM A333 Grade 9 Standard covers seamless and welded steel pipe for low temperature service. The ASTM A333 Grade 9 steel involved is similar to AISI 4032 low alloy steel. ASTM A333 Grade 9 pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation. ASTM A333 Grade 9 covers seamless and welded steel pipe for low temperature service. The Grade 9 alloy steel involved is similar to AISI 4032 low alloy steel.

Seamless and Welded Steel Pipe size for Low-Temperature Service:

  • 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: ASTM A333 Grade 9, ASME SA333 Gr.7

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.

ASTM A333 Grade 9 Chemical Compositions(%)
Compositions Data
Carbon(max.) 0.19
Manganese 0.9
Phosphorus(max.) 0.025
Sulfur(max.) 0.025
Silicon 0.13-0.32
Nickel 2.03-2.57
Chromium
Other Elements
Mechanical properties for ASTM A333 Grade 9 Alloy Steel
Properties Data
Tensile strength, min, (MPa) 450Mpa
Yield strength, min, (MPa) 240 Mpa
Elongation, min, (%), L/T 30/16.5

ASTM A333 Grade 10 Seamless steel Pipe

ASTM A333 Grade 10 Standard covers seamless and welded steel pipe for low temperature service. The ASTM A333 Grade 10 steel involved is similar to AISI 4032 low alloy steel. ASTM A333 Grade 10 pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation.

ASTM A333 Grade 10 covers seamless and welded steel pipe for low temperature service. The Grade 10 alloy steel involved is similar to AISI 4032 low alloy steel.

Seamless and Welded Steel Pipe size for Low-Temperature Service:

  • 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: ASTM A333 Grade 10 , ASME SA333 Gr.10

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.

ASTM A333 Grade 10 Chemical Compositions(%)
Compositions Data
Carbon(max.) 0.2
Manganese 1.15-1.50
Phosphorus(max.) 0.03
Sulfur(max.) 0.015
Silicon 0.10-0.35
Nickel ≤0.25
Chromium ≤0.015
Other Elements
Mechanical properties for ASTM A333 Grade 10 Alloy Steel
Properties Data
Tensile strength, min, (MPa) ≥550Mpa
Yield strength, min, (MPa) ≥450 Mpa
Elongation, min, (%), L/T ≥22
Strike Temperature Condition
Grade The lowest temperature for strike test
ASTM A333 Gr.10 -75 -60

A333 pipe is furnished to nine different grades designated by numbers 1, 3, 4, 6, 7, 8, 9, 10, & 11. Discussed herein are Grades 1 and 6.

Yaang Supply supplies a full range of ASTM A333 (ASME S/A 333)

Grades: ASTM A333 Grade 1 and Grade 6

Sizes 

  • 1/4” Nominal to 24”O.D.
  • Wall Thickness – Schedule 10 through XXH
  • Unscheduled heavy wall pipe thicknesses available up to 4 inches. 
Strike temperature condition:
Crade The lowest temperature for strike test
ASTM A333 Grade 1 -50 -45
ASTM A333 Grade 6 -50 -45
 Mechanical requiremnts of ASTM A333 alloy pipe
Grade Tensile Strength (MPa) Yield Point (MPa) Elongation (%)
Y X
Grade 1 ≥380 ≥205 ≥35 ≥25
Grade 6 ≥415 ≥240 ≥30 ≥16.5
 Chemical Composition (%) of ASTM A333 steel pipe
Grade Chemical Composition (%)
C Si Mn P S
Grade 1 ≤0.30 0.40-1.06 ≤0.025 ≤0.025
Grade 6 ≤0.30 ≥0.10 0.29-1.06 ≤0.025 ≤0.025
Heat Treatment:

Grades 1 and 6 shall be heat treated to control their microstructure. 
ASTM A333 Grade 6 and ASME SA 333 Grade 6 are heat treated to achieve normalized condition @ 920 degrees Celsius with controlled microstructure.

Specific Impact requirements

The raw material used for low temperature service pipe is ALUMINIUM killed with high proportion of manganese (more than 1%) combined with low proportions of carbon (less than 0.23%).For low temperature pipe to be certified as LTCS additional impact test should be conducted at low temperatures, as per mandatory requirements in section 8 of ASTM A 333.

Source: China Alloy Steel Pipe Manufacturer – Yaang Pipe Industry (www.steeljrv.com)

(Yaang Pipe Industry is a leading manufacturer and supplier of nickel alloy and stainless steel products, including Super Duplex Stainless Steel Flanges, Stainless Steel Flanges, Stainless Steel Pipe Fittings, Stainless Steel Pipe. Yaang products are widely used in Shipbuilding, Nuclear power, Marine engineering, Petroleum, Chemical, Mining, Sewage treatment, Natural gas and Pressure vessels and other industries.)

If you want to have more information about the article or you want to share your opinion with us, contact us at sales@steeljrv.com
Please notice that you might be interested in the other technical articles we’ve published:

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References:

  • https://www.yaang.com

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