Structural Seamless Pipe




Introduction
Specification
Application: Apply large diameter or thick wall SMLS steel pipe in the structural engineering area and construction industry.
Specification:
OD: 48mm ~ 1016mm
WT: 5.1mm ~ 35mm
LENGTH: Fixed Length (5.8/6/11.8/12mtr), SRL, DRL
Standard: ASTM A53/A500/A501/A519, JIS G3441/G3444, EN 10210/10219
Ends: Square End/Plain Ends (straight cut, saw cut, torch cut), Beveled End
Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating
Packing: Steel Strips bundled/In Bulk, Plastic Caps plugged, Waterproof Paper, wrapped etc.
Chemical Composition & Mechanical Properties
Standard | Grade | Chemical composition(%) | Mechanical properties | ||||||
C | Si | Mn | P | S | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) | ||
DN1629 | St37 | ≤0.17 | - | - | ≤0.04 | ≤0.04 | 350-480 | ≥235 | ≥25 |
St44 | ≤0.21 | - | - | ≤0.04 | ≤0.04 | 420-550 | ≥275 | ≥21 | |
St52 | ≤0.22 | ≤0.55 | ≤1.60 | ≤0.04 | ≤0.035 | 500-650 | ≥355 | ≥21 |