Place of Origin:
China
Brand Name:
Torich
Certification:
ISO 9001:2008 , TS16949 , ABS , CCS , DNV , GL
Model Number:
Seamless Square and Rectangle
Seamless Steel Square Tubing for Railway Constructions , Special Steel Pipe
Standard: ASTM A500  Steel Rectangle Tubing           
 Cold-Formed Welded and Seamless Carbon Structural Tubes in Rounds and Shapes
Applications:
for construction of bridges, and buildings, and for general strcutrual purposes                
                 
 Size range:                 
 Square tubes  O.D. :20-20 to 500-500mm    W.T.:1-24mm      L:max12000mm
 Rectangle tubes  O.D. :20-30 to 400-600mm    W.T.:1-24mm      L:max12000mm
| Tensil requirements | ||||
| Round Structural Tubing | ||||
| GradeA | Grade B | Grade C | Grade D | |
| Tensil strengths,min,psi(Mpa) | 45 (310) | 58(400) | 62(425) | 58(400) | 
| Yield strength,min,psi(Mpa) | 33(230) | 42(290) | 46(315) | 36(250) | 
| Elongation in 2 in.(50mm) min,% | 25 | 23 | 21 | 23 | 
| Shaped Structural Tubing | ||||
| GradeA | Grade B | Grade C | Grade D | |
| Tensil strengths,min,psi(Mpa) | 45 (310) | 58(400) | 62(425) | 58 | 
| Yield strength,min,psi(Mpa) | 39(270) | 46(315) | 50(315) | 36(250) | 
| Elongation in 2 in.(50mm) min,% | 25 | 23 | 21 | 23 | 
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