1. standard:GB/T 706-2008 2. Specification:63*40*4.8,80*43*5,100*48*5.3 3. Supply ability:5000M/T 4. Authentication: ISO9

1.standard:GB/T 706-20082.Grade:Q235B,Q345B

3.Specification(mm):63×40×4.8,80×43×5,100×48×5.3

4.Length(mm):5000-9000,6000,7000,8000,9000,10000

5.technique: hot rolled

5,Country of Origin:China

6,Delivery Time:With in a month

 7. with high quality and competitve price

Standard	Grade	C	Si	Mn	S≤	P≤
GB/T 702-2008	Q235B	0.12-0.20	0.12-0.30	0.30-0.70	0.045	0.045
	Q345B	0.12-0.20	0.20-0.55	1.2-1.6	0.045	0.045

WE  CAN SUPPLY ALL KINDS OF MATERIALS AS YOU WANT SUCH AS DEFOMED STEEL BAR, STEEL PLATE etcWITH HIGH QUALITY AND COMPETITIVE PRICE

YOUR NEED IS OUR RESPONSIBILITY !

YOUR NEED IS OUR RESPONSIBILITY !

Q235B Q345B hot rolled carbon structure channel steel