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发明名称
一种双金属管子
摘要
本实用新型涉及一种双金属管子,其特征是该双金属管子由内外两层金属复合而成,内层为机械强度较好的金属材料,外层为表面装饰效果较好的金属材料。本双金属管子具有成本低、强度好、表面装饰层坚固等优点。
申请公布号
CN2418330Y
申请公布日期
2001.02.07
申请号
CN00209550.5
申请日期
2000.04.21
申请人
叶万青
发明人
叶万青
分类号
F16L9/02
主分类号
F16L9/02
代理机构
代理人
主权项
1、一种双金属管子,其特征是由内外两层金属复合而成,内层为机械强度较好的金属材料,外层为表面装饰效果较好的金属材料。
地址
325000浙江省温州市吴桥路88号
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