槽钢

Last October the first batch of low-alloy channel steel was successfully rolled.

去年10月,功轧出低合金槽钢。

Channel companies welding stainless steel processing various models, ranging from heterotypic edge angle.I-H-plasma processing.

公司焊接加各种型号不锈钢槽钢，不等边异型角钢，字钢，H型等离子加等。