Remove the flame. If the filler metal does not melt, continue to heat the joint and try again. The melted filler metal

Advantages: good quality, fine structure high density, high pressure resistance, large bending deformation suitable for

the market price of Cangzhou copper bar was stable. According to the monitoring data of Lange Iron and Steel s cloud b

After : on October continue to implement the measures of stopping and limiting production specified in TZBZ [] No. doc

that isThe production method of soft copper tube is basically the same as that of hard copper tube, the annealing proce

the elongation is ~%, and the Brinell hardness (HB) is ~The price of tube billets was adjusted and lowered mainly due t

Tangshan billets rose sharply last weekend, steel mills in some northern cities implemented production restriction, whic

In the middle and late ten days, although there were good news such as the rise of futures and the increase of productio

The copper tube shall be heated and welded first,Cornella de Llobregat 304 stainless steel round steel, and then the joi

After : on October , continue to implement the measures of stopping and limiting production specified in TZBZ [] No. do