customization Q235b Q345b H-type Steel H Beam Astm A36 H-beam Steel Steel I-beam for building materials

Product Name：h-beams

Model NO.：Q235B SM490 SS400 Q345B G300 G350 S275JR S355JR

Application：Structural Beam, Bridge

Delivery Time：7-15 Days

Origin：shanghai china

Payment：TT/LC/CASH/PAYPAL/Western Union

Tolerance：±3%

Technique：Hot Rolled/Welded

Flange Thickness：7-40mm

Flange Width：100-500mm

Web Width：100-800mm

Web Thickness：5-30mm