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- HB 4-24-2002 扩口式拧入式三通管接头
- HB 4-24-2002
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- HB 4-23-2002 扩口式不对称 A 型三通管接头
- HB 4-23-2002
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- HB 4-29-2002 扩口式 F 型四通管接头
- HB 4-29-2002
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- HB 4-28-2002 扩口式E型四通管接头
- HB 4-28-2002
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- HB 4-27-2002 扩口式D型四通管接头
- HB 4-27-2002
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- HB 4-26-2002 扩口式四通管接头
- HB 4-26-2002
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- HB 4-22-2002 扩口式不对称B型三通管接头
- HB 4-22-2002
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- HB 4-21-2002 扩口式A型三通管接头
- HB 4-21-2002
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- HB 4-20-2002 扩口式B型三通管接头
- HB 4-20-2002
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- HB 4-19-2002 扩口式E型三通管接头
- HB 4-19-2002