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Construction Frame Mild Carbon Rectangular Hollow Steel Pipe

FOB Price

US$ 450 - 550 / Ton

1 Ton(Min. Order)

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Product Details

Place of Origin	Jiangsu, China	Certification	BSI
Thickness	0.6, 25	Application	Structure Pipe
Technique	ERW
Alloy Or Not	Is Alloy
Outer Diameter	1020--700300mm	Secondary Or Not	Non-secondary
Special Pipe	API Pipe	Section Shape	Rectangular

Product Description

Construction frame mild carbon rectangular hollow steel pipe

Product Name

Rectangular Pipe

Material

Q235,Q345

Material Chemical Composition

Q235A	C ≤0.22	Mn ≤1.4	Si ≤0.35	S ≤0.050	P ≤0.045
Q235B	C ≤0.20			S ≤0.045	P ≤0.045
Q235C	C ≤0.17			S ≤0.040	P ≤0.040
Q235D	C ≤0.17			S ≤0.035	P ≤0.035

Tensile strength: 375-460(Mpa)

Yield strength:≥235(Mpa)

Elongation:≥26(a≤16mm)
≥25(a>16-40mm)
≥24(a>40-60mm)
≥23(a>60-100mm)
≥22(a>100-150mm)
≥21(a>150mm)

Q345A	C≤0.20	Mn ≤1.70	Si≤0.50	P≤0.035	S≤0.035	-	Nb≤0.07 V≤0.15 Ti≤0.20 Cr≤0.30 Ni≤0.012 Mo≤0.10
Q345B	C≤0.20			P≤0.035	S≤0.035	-
Q345C	C≤0.20			P≤0.030	S≤0.030	Al≥0.015
Q345D	C≤0.18			P≤0.030	S≤0.025
Q345E	C≤0.18			P≤0.025	S≤0.020

Tensile strength: 490-675(Mpa)

Yield strength:≥345(Mpa)

Elongation:

Q345A	≥21
Q345B	≥21
Q345C	≥22
Q345D	≥22
Q345E	≥22

Shape

Rectangular

Outer Dia(mm)

10*20-700*300

Wall Thickness(mm)

0.6-25

Length(m)

5.8-12

Surface Treatment

1)Black,Pre-galvanized

2)oiled,powder coating

3)Galvanized as your requirement

PS:Pre galvanized steel pipe: 60-150g/m2;Hot dipped galvanized steel pipe: 200-400g/m2

Others

1:Special design available according to requirement
2:Pipe can be necked dowm, punching hole on pipe wall.
3:Pipe fittings, elbows are available.
4.All production process are under the ISO9001:2000 strictly

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Wuxi Mingshang Special Steel Co., Ltd.

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Product Categories

prepainted steel coil/sheet	Stainless steel bar/pipe	Steel profiles	Steel Round Bar
Steel Round Pipes	Steel Sheets/Coils	Steel Square/Rectangular Pipes	Ungrouped

Construction Frame Mild Carbon Rectangular Hollow Steel Pipe

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