ASTM A333 Grade 4 Seamless Pipe

A333 Grade 4 is the part of standard covers wall and welded carbon and alloy intended for use at low temperatures. ASTM A333 Grade 4 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation.

Seamless and size for Low-Temperature Service:

  • Outer Dimensions: 19.05mm – 114.3mm
  • Wall Thickness: 2.0mm – 14 mm
  • Length: max 16000mm

Application: Seamless and .

Steel grade: ASTM A333 Grade 4

Packing:

Bare packing/bundle packing/crate packing/wooden protection at the both sides of 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 4 Chemical Compositions(%)
Compositions Data
Carbon(max.) 0.12
Manganese 0.50-1.05
Phosphorus(max.) 0.025
Sulfur(max.) 0.025
Silicon 0.18-0.37
Nickel 3.18-3.82
Chromium 0.44-1.01
Al 0.04-0.30
Mechanical properties for ASTM A333 Grade 4 Alloy Steel
Properties Data
Yield strength(min) 415 Mpa
Tensile strength(min) 240 Mpa
Elongation(%, min) Y 30
Elongation(%, min) X 16.5
Strike Temperature Condition for ASTM A333 Grade 4
The lowest temperature for strike test
-150 -100
Other ASTM Standards
  • A262 Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels
  • A941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloys
  • A1016/A1016M Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes
  • E112 Test Methods for Determining Average Grain Size
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