astm a36 gb8163 steel 20 Q235B structural steel tube

Specifications rectangular structural steel tubing

1.Material:GB/T8163

2.Competitive price

3.Short delievery time

  rectangular structural steel tubing   Structure Seamless Steel Pipe material astm a36   1 yield strength (astm A36=250MPa Q235B=235MPa)
2 tensile strength (astm A36=400-550MPa Q235B=375-500MPa)
3 chemical component     (astm A36 C ≤0.25%, Si ≤0.4%, S≤0.05%,P≤0.04% )     ( Q235B   C =0.12-0.2%, Si ≤0.3%, S≤0.045%,P≤0.045%      

Steel		Chemical component %					Mechanical properties
		C	Si	Mn	P	S	Tensile strength	Yield strength	elongation
SS400	Thickness mm≤16.0	≤0.21	≤0.30	≤1.30	≤0.035	≤0.035	400-510	>245	21
ASTM A36	OD >100MM	≤0.29	≤0.40	0.60-0.90	≤0.04	≤0.05	400-550	>250	23
Q235B		0.12~0.20	≤0.30	0.30~0.67	≤0.045	≤0.045

    GB/T8163 Structure Seamless Steel Pipe  Description of goods: 1.Standard:Astm A106 Gr.B/Astm A53 Gr.B/API 5L B 2.OD:20mm-508mm WT:2mm-70mm 3.Length: random length or fixed length, as customers' requests Application: Used in oil,gas or fluid,Construction,Electricity,Machine building industy,Chemical industy,Petroleum,Traffic. etc.   Package, shipment and surface treatment: 1.Package: tied in bundle by steel strip for the convenience of long distance transportation 2.Shipment: (1.)By container , within 5.8 meters for 20ft container, above 5.8 meters for 40ft container                   (2.) By  LCL                   (3.)By  bulk cargo 3.Surface treatment: Paint, beveled, plastic caps covered two ends   Our advantages: 1.Short delivery time:Within 40 days below 100Metric Tons  after sight of Irrevocable L/C or Deposit; 2.Quality assurance: Strictly according to International standard like ASTM API DIN 3.Competitive price: Provide our best price to reach our cooperation 4.Superior Service: We will try our best to satisfy your per request. We prepare to provide the pre-sales serves, service during sales and afer-sales service for coustomes by the way of  advance service, value added service and personalized service.            

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