ASTM welded cross steel beam steel for mega structure

Hot roll H-beam H-steel

---Usage

(1) building , bridge ,high way
(2). Some kinds of machines

(4) Carbon structure steel fit for  : Standard GB/T706-2008 ,GB/T700-2006,

GB/T222-2006 ,GB/T11263-1998

(5) Low alloy structure steel fit for : Standard GB/T706-2008 ,GB/T700-2006,

GB/T222-2006 ,GB/T11263-1998

GB/T11263-1998-Grade:Q235B Equal toJIS-SS400 / ASTM-A283M-Gr.D

Chemical Composition---C-0.12-0.20, Si≤0.30, Mn0.30-0.70,S≤0.045 , P≤0.045,

Cr≤0.30,Ni≤0.30,Cu≤0.30

Mechanical&Technalical :Y.S.(MPa)≥235 , T.S.(MPa) 375—500 , EL≥23%

GB/T11263-1998-Grade:Q345B Equal to

JIS- SPFC590 / ASTM-A572-Gr. 50

Chemical Composition---C≤0.20, Si≤0.55, Mn1.00-1.60,S≤0.040 , P≤0.040

 V≤0.02-0.015,Nb 0.015-0.06,Ti 0.02-0.20

Mechanical&Technalical :Y.S.(MPa)≥345 , T.S.(MPa)470--630 , EL≥22%

Payment terms

By 100% irrevocable L/C at sight or T/T

Delivery Conditions

Packed by bundles , and shipment by 20ft or 40ft container or by bulk

 Certificate

The mill certificates of quality