可以正焊,也可以反吊筒体,在筒体内面焊接(Φ1400~Φ3000mm)(TIG、MIG、PAW) It could be face-up bonding or internal side welding with hanging up cylinde(Φ1400~Φ3000mm)(TIG、MIG、PAW).
苏公网安备 32021402000591号