3 |
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HG /T 20610 (A,B) - 2009
钢制管法兰用缠绕式垫片(PN系列) A型,B型
Spiral Wound Gaskets For Use With Steel Pipe Flanges (PN desingated) -Type A, B
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4 |
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HG /T 20610 (C,D) - 2009
钢制管法兰用缠绕式垫片(PN系列) C型,D型
Spiral Wound Gaskets For Use With Steel Pipe Flanges (PN desingated) -Type C, D
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