170043填充<span class='red'>垫圈</span> 170030管道<span class='red'>垫圈</span> 170030管道接头<span class='red'>垫圈</span> 橡胶或硬纤维<span class='red'>垫圈</span> 170076橡胶或硫化纤维<span class='red'>垫圈</span> 170086<span class='red'>压缩</span>空气管道用非金属附件

060037金属<span class='red'>垫圈</span>

<span class='red'>压缩</span>空气管用金属配件 060267<span class='red'>压缩</span>空气管道用金属配件

<span class='red'>压缩</span>气体用金属容器 060112<span class='red'>压缩</span>气体或液态空气用金属容器 C060031<span class='red'>压缩</span>气体钢瓶和液压气减压阀 060491用于搬运金属<span class='red'>压缩</span>气瓶的专用罩 <span class='red'>压缩</span>气体或液态空气瓶（金属容器） 化学品、<span class='red'>压缩</span>气体和液体用金属容器 060050<span class='red'>压缩</span>气体或液态空气用金属瓶（容器）

<span class='red'>压缩</span>氮气 <span class='red'>压缩</span>氢气

110219自来水龙头<span class='red'>垫圈</span>

<span class='red'>压缩</span>天然气