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铜及铜合金 用于空调和制冷的无缝圆管 美利体育官网首页网址用管

Copper and copper alloys. Seamless, round tubes for air conditioning and refrigeration. Tubes for equipment

铜和铜合金.带固体遮敝物的预绝缘铜管

Copper and copper alloys - Pre-insulated copper tubes with solid covering

铜和铜合金空调和制冷用无缝圆管第2部分：美利体育官网首页网址用管（草案）

Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 2: Tubes for equipment

水和气用管铜轮. 规格

Tubes copper tubes for water and gas. Specifications

铜及其铜合金 用于医用气体或真空的无缝圆形截面铜管

Copper and copper alloys - Seamless, round copper tubes for medical gases or vacuum

铜和铜合金 空调和制冷用无缝圆形铜管 第2部分：美利体育官网首页网址用管

Copper and copper alloys - Seamless, round copper tubes for air conditioning and refrigeration - Part 2: Tubes for equipment

铜和铜合金 空调和制冷用无缝圆管 第2部分：美利体育官网首页网址用管

Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 2: Tubes for equipment

铜及铜合金 空调和制冷用无缝圆管 第2部分：美利体育官网首页网址用管

Copper and copper alloys — Seamless, round tubes for air conditioning and refrigeration — Part 2: Tubes for equipment

铜和铜合金 医用气体或真空用无缝圆形铜管

Copper and copper alloys - Seamless, round copper tubes for medical gases or vacuum

铜和铜合金 医用气体或真空用无缝圆形铜管

Copper and copper alloys - Seamless, round copper tubes for medical gases or vacuum

铜和铜合金 空调和制冷用无缝圆管 第2部分：美利体育官网首页网址用管

Copper and copper alloys - Seamless, round tubes for air conditioning and refrigeration - Part 2: Tubes for equipment