| 摘要 |
1288591 Making composite sheet and tubing TEXAS INSTRUMENTS Inc 3 Oct 1969 [22 Oct 1968] 48649/69 Heading B3A [Also in Divisions El and F2] A composite material comprises a layer 12 of a first metal metallurgically bonded between two thicker layers 14 of a second metal of lower corrosion resistance. In Fig. 1 the layer 12 is stainless steel, Ni, Ni alloy, or Cu-Ni alloy. The layers 14, 14<SP>1</SP> are of low carbon steel. The bonding is effected by rolling and sintering. The laminate material may be plated with copper and wound into a tube and heated, to form a brake tubing (Fig. 5, not shown). |
