Stainless Steel Hollow Section

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ASTM Standard


ASTM A554 (Standard Specification for Welded Stainless Steel Mechanical Tubing)

ASTM A554 MT 301 ASTM A554 MT 316
ASTM A554 MT 302 ASTM A554 MT 316L
ASTM A554 MT 304 ASTM A554 MT 317
ASTM A554 MT 304L ASTM A554 MT 321
ASTM A554 MT 305 ASTM A554 MT 330
ASTM A554 MT 309S ASTM A554 MT 347
ASTM A554 MT 309S-Cb ASTM A554 MT 429
ASTM A554 MT 310S ASTM A554 MT 430
  ASTM A554 MT 430-Ti


301, 302, 304, 304L, 305, 309S, 309S-Cb, 310S, 316, 316L, 317, 321, 330, 347, 429, 430, 430-Ti.


Square Hollow Section - 20 x 20 - 300 x 300

Rectangular Hollow Section - 30 x 20 - 400 x 200


Cut to Length, Multiple Length, Laser Cutting, Polishing, Special Materials.

Delivery Condition

The Tubes shall be Furnished in any of the following conditions as specified :

As welded, Welded and Annealed, Cold Reduced, Cold Reduced and Annealed, Seamless

The inside diameter bead shall be furnished in any of the following conditions as specified :

Bead not removed

Bead controlled to 0.005 in (0.13 mm) or 15% of the specified wall thickness, whichever is greater,

Bead Removed


As Rolled, Normalized, Thermomechanical Rolled / Formed, Normalized & Tempered, Quenched & Tempered, Annealed, Stress Relieved.