170030<span class='red'>管道</span><span class='red'>接头</span><span class='red'>垫圈</span> 170030<span class='red'>管道</span><span class='red'>垫圈</span> <span class='red'>管道</span><span class='red'>接头</span>胶带 <span class='red'>管道</span><span class='red'>接头</span>密封用橡胶圈 170043填充<span class='red'>垫圈</span> 橡胶或硬纤维<span class='red'>垫圈</span> <span class='red'>接头</span>用密封剂 170076橡胶或硫化纤维<span class='red'>垫圈</span> 170069<span class='red'>接头</span>用密封物 弹性膨胀<span class='red'>接头</span> <span class='red'>管道</span>胶带 170118密封<span class='red'>管道</span>用胶带 170089<span class='red'>管道</span>用非金属加固材料 170086压缩空气<span class='red'>管道</span>用非金属附件

<span class='red'>管道</span>用橡胶<span class='red'>接头</span> 170073<span class='red'>管道</span>用非金属<span class='red'>接头</span> 170033汽缸<span class='red'>接头</span> 软管用非金属<span class='red'>接头</span> 硬管用非金属<span class='red'>接头</span> <span class='red'>管道</span>用非金属弯头 <span class='red'>管道</span>用非金属附件

060229<span class='red'>管道</span>用金属<span class='red'>接头</span> 旋转式<span class='red'>管道</span>用金属<span class='red'>接头</span> 060258金属<span class='red'>管道</span> 金属制<span class='red'>管道</span>支架 060099<span class='red'>管道</span>用金属弯头 <span class='red'>管道</span>用金属连接器 <span class='red'>管道</span>用金属夹 060312紧固<span class='red'>管道</span>用金属环 060420<span class='red'>管道</span>用金属歧管 060275<span class='red'>管道</span>用金属加固材料 C060046<span class='red'>管道</span>用金属墙钩 <span class='red'>管道</span>用金属分岔管 060313缆绳和<span class='red'>管道</span>用金属夹 060076中央供暖装置用金属<span class='red'>管道</span> 060076中央供热装置用金属<span class='red'>管道</span> 060267压缩空气<span class='red'>管道</span>用金属配件 建造地下室防水系统用金属排水<span class='red'>管道</span> 金属<span class='red'>管道</span>（包括钢钛合金制） <span class='red'>管道</span>金属弯头（包括钢钛合金制） 金属连接<span class='red'>管道</span>（包括钢钛合金制）

060037金属<span class='red'>垫圈</span>

060059非电气缆绳用金属<span class='red'>接头</span> 060313缆绳和<span class='red'>管道</span>用金属夹

电缆<span class='red'>接头</span> 输电线路<span class='red'>接头</span> 电缆用金属螺纹<span class='red'>接头</span>

110219自来水龙头<span class='red'>垫圈</span> 110104引水<span class='red'>管道</span>设备 C110043水暖装置用管子<span class='red'>接头</span> <span class='red'>管道</span>龙头（栓） <span class='red'>管道</span>旋塞（塞子） 110103<span class='red'>管道</span>（卫生设备部件） 110068龙头（管和<span class='red'>管道</span>用） 110068旋塞（管和<span class='red'>管道</span>用）

110264加热锅炉用<span class='red'>管道</span> 煤气<span class='red'>管道</span>的调节附件 110240煤气<span class='red'>管道</span>的调节和安全附件 110078供暖装置用锅炉<span class='red'>管道</span>（管） 110216自来水或煤气设备和<span class='red'>管道</span>的调节附件 110217自来水或煤气设备和<span class='red'>管道</span>的保险附件

医用鲁尔<span class='red'>接头</span> 医用螺旋<span class='red'>接头</span>