阀门
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Wafer butterfly valve | 卖方: Hebei Hongbang Valves Co.,Ltd. | Wafer type butterfly valve simple structure, small size, light weight, by only a few parts. And j... |
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Wafer butterfly valve | 卖方: Hebei Hongbang Valves Co.,Ltd. | Wafer type butterfly valve simple structure, small size, light weight, by only a few parts. And j... |
| 铸钢浮动式球阀 | 卖方: 上海东方威尔阀门有限公司 | 铸钢浮动球阀 应用规范 压力-温度等级：ASME B16.34、 BS5351、GB/T 12224 阀体壁厚：ASME B16.34、BS5351、GB/T 12224 阀门设计：API 6... |
