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- HB 3-28-2000 搭铁垫片
- HB 3-28-2000
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- HB 3-28-1983 搭铁垫片
- HB 3-28-1983
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- HB 1-509-1983 垫片
- HB 1-509-1983
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- HB 4535.7-1991 Ｋ型孔系组合夹具件 长方形垫片
- HB 4535.7-1991
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- HB 4533.15-1991 Ｈ型孔系组合夹具钻模类件 钻模支承垫片
- HB 4533.15-1991
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- HB 4533.13-1991 Ｈ型孔系组合夹具钻模类件 钻模支承垫片
- HB 4533.13-1991
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- HB 4533.11-1991 Ｈ型孔系组合夹具钻模类件 钻模支承垫片
- HB 4533.11-1991
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- HGJ 72-1991 钢制管法兰用缠绕式垫片
- HGJ 72-1991
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- HGJ 71-1991 钢制管法兰用聚四氟乙烯包覆垫片
- HGJ 71-1991
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- HGJ 70-1991 钢制管法兰用柔性石墨复合垫片
- HGJ 70-1991