500x500mm Large square steel tube start production ,state-of-the-art equipment .

500x500mm Large square steel tube start production ,state-of-the-art equipment

500x500mm Large square steel tube start production ,state-of-the-art equipment

Carbon steel surface double - sided explosion composite stainless steel rectangular tube products

The sample of Q235 carbon steel double-sided explosive composite stainless steel was trial-produced by using the existing normal temperature forming process and high frequency welding process

The Steel Tube Institute of North America specifies the measurement of square tubing by its outside width.