Welded Structural Steel Pipe

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Product introduction

ZHONGXIN IRON AND STEEL

Welded Structural Steel Pipe

Pipe Type: Structural Pipe, Structural Welded Pipe, Welded Structural Pipe
Application: In the Structural Engineering Area and Construction Industry
Specification: OD: 88.9mm ~ 660mm
WT: 3mm ~ 17.5mm
LENGTH: 0.5mtr ~ 22mtr (5.8/6/11.8/12 meters, SRL, DRL)
Standard & Grades: ASTM A500 Grade 1/2/3, EN 10219
End: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends
Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating
Packing: Bundled/In Bulk, Plastic Caps plugged, Waterproof Paper wrapped

Technical data

ZHONGXIN IRON AND STEEL

Chemical Composition

Grade C Mn P S Si Cr Mo
1010 0.08-0.13 0.30-0.60 ≤0.04 ≤0.05
1020 0.08-0.23 0.30-0.60 ≤0.04 ≤0.05
1045 0.43-0.50 0.60-0.90 ≤0.04 ≤0.05
4130 0.28-0.33 0.40-0.60 ≤0.04 ≤0.05 0.15-0.35 0.80-1.10 0.15-0.25
4140 0.38-0.43 0.75-1.00 ≤0.04 ≤0.05 0.15-0.35 0.80-1.10 0.15-0.25

Mechanical Properties

Grade Condition Tensile strength Mpa(min) Yield stength Mpa(min) Elongation %(min)
1020 CW 414 483 5
SR 345 448 10
A 193 331 30
N 234 379 22
1025 CW 448 517 5
SR 379 483 8
A 207 365 25
N 248 379 22
4130 SR 586 724 10
A 379 517 30
N 414 621 20
4140 SR 689 855 10
A 414 552 25
N 621 855 20

 

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