According to different thickness of ASTM A131 DH36 steel plate, different cutting speed, cutting gas pressure and cutting nozzle type should be adopted.Before cutting ASTM A131 DH36 steel plate, transverse and longitudinal incisions should be made, and th
2021-06-24
The S355 steel plate used for cutting and cutting shall pass the inspection and acceptance of the quality department, and its indicators shall meet the corresponding provisions of the specification. The grade, thickness and surface quality of the S355 ste
2021-06-24
When automatic cutting is carried out, the S355 steel plate is hoisted to the gas cutting platform. The distance difference between the two ends of one side of the S355 steel plate and the guide rail should be adjusted within 5mm.During semi-automatic cut
2021-06-24
Weld surface of ASTM A131 B steel plate shall be flat and smooth, with the same width of weld seam, and the remaining height shall meet the process requirements. ASTM A131 B steel plate surface should be free of porosity, cracks, underbite defects.
2021-05-26
ASTM A131 B steel plate shall be welded in strict accordance with the process specification, and the welding line energy is generally controlled below 5000J/cm. If the line energy is too large and the weld metal stays at high temperature for a long time,
2021-05-24
The size, shape and allowable deviation of ABS grade A steel plate shall comply with the regulations of GB/T709, but the negative deviation of ABS grade A steel plate thickness shall be no more than 0.3mm.
2021-05-24