Cold-Formed Welded and Seamless Carbon Structural Tubing from China manufacturer

Payment Terms:	T/T,L/C
Place of Origin:	Zhejiang, China (Mainland)

Product Detail

Model No.: ASTM A500

Production Capacity: 3000tons

Delivery Date: 30-70days

Type: Welded steel tubes

Application: Construction of bridges, bu...

Means of Transport: Ocean

Packing: IN bundles /wooden boxes

Production method: ERW welding

Grade: Gr A, B, C, D

Size range:
Square tubes O.D. :20-20 to 500-500 W.T.:1-24mm L:max12000mm
Rectangle tubes O.D. :20-30 to 400-600 W.T.:1-24mm

Product name: ASTM A500 shaped steel tubes:

Size range:
Square tubes O.D. :20-20 to 500-500 W.T.:1-24mm L:max12000mm
Rectangle tubes O.D. :20-30 to 400-600 W.T.:1-24mm L:max12000mm
Chemical Reuirement
Element	GradeA, B and D		Grade C
Heat Analysis	Product Analysis	Heat Analysis	Product Analysis
Carbon, max	0.26	0.3	0.23	0.27
Manganese,max	1.35	1.40	1.35	1.4
Phosphorus,max	0.035	0.045	0.035	0.045
Sulfur,max	0.035	0.045	0.035	0.045
Copper,min	0.2	0.18	0.2	0.18
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