Square Tube Size 140*140mm

Specifications Steel Pipe

1.Materl : Q235/Q195

2.Shape : Square & Rectangle & hollow

3.Coating: Gi or Black

4.Size: 10*10-400*400

  Low Carbon Steel Pipe         1.Main products      Hot Dipped Galvanized Steel Pipe & Tube      Hot dipped galvanized Square & Rectangle Steel  Pipe &Hollow Section Steel Pipe      ERW Steel Pipe & Tube      Black erw steel pipe      Welded steel pipe      Hot rolled, Cold rolled, ERW, High-frequency welded.             2.Material:  Q235,Q345,Q195,Q215,Q195-Q345   3.Specifications:      Size: 10*10-400*400mm or  customise      Thinkness:1.0-17.5mm      Length: 4-12m or customise   4.Surface      Bared, Galvanized, Oiled, Color Paint, 3PE; Or Other Anti-corrosive Treatment.   5. Grade and Chemical Composition & Mechanical Properties         

Grade	Class	Chemical Composition  %					Tensile Strength	Yield Strength	Elongation
		C	Mn	Si	S	P	MPa	MPa	%
				Min			Max
Q195		0.06~0.12	0.25~0.50	0.30	0.050	0.045	315	195	22
Q215	A	0.09~0.15	0.25~0.55	0.30	0.050	0.045	335	215	22
	B				0.045
Q235	A	0.14~0.22	0.30~0.65	0.30	0.050	0.045	375	235	20
	B	0.12~0.20	0.30~0.70		0.040

    6. Inspection Standard         7.Produce process         8.Package   International exporting package: packed in  bundles or according to our customers' demand.    Length less than 5.8m pipes can be loaded into  20FT container, max weight is 25tons.   Length Less than 11.8m pipes be loaded into  40FT container max weight is 25tons .            9.Stock in Factory          10.Certification         11.Applications     Our steel pipes could be applied in many places such as :   (1).Machinery manufacture: glass machinery, agricultural machinery, textile machinery, papermaking machinery, food machinery, electrical equipment, sanitation equipment.   (2).Roads and Bridges: railway, aviation, expressway, overpass, road fence, traffic signs.   (3).Construction engineering: steel structure construction, sports venue, three-dimensional garage, exhibition hall.   (4).Decoration: wrought iron doors and windows, outdoor advertising, pavilion and vestibule, glass curtain wall.   (5).Transportation: automobile manufacture, ship manufacture, container, tricycle, tower crane.         12.Factory outside  viem       We are a factory in Tianjin , which is the biggest steel center in the north of China, if you are interested in our products, please contact with me ! It is pleasure to serve for you!   Your sincerely  Ida Tel:86-22-58399870-807 Mobile:0086-18622402978 Skype:ida.yun

Contact us if you need more details on Hollow Section. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Hot Dip Galvanized Square and Rectangle Steel Pipe、Black Square and Rectangle Pipe. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : ERW Black Steel Pipe