ASTM A333 Grade 3, Seamless Pipe for Low-Temperature Service

is the part of  standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures.  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 .
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(%)

Grade Chemical Composition (%)
C(max) Si Mn P(max) S(max) Cr Ni Cu Mo V Al
Grade 3 0.19 0.18-0.37 0.31-0.64 0.025 0.025 3.18-3.82  / /  /  /

ASTM A333 Grade 3 Mechanical Properties

Grade Tensile Strength (MPa) Yield Point (MPa) Elongation (%)
ASTM A333 Grade 3 ≥450 ≥240 ≥30 ≥20

Strike Temperature Condition

Crade The lowest temperature for strike test
ASTM A333 Grade 3 -150 -100
PDFView the PDF catalogue of ASTM A333 Grade 3 specification

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