"Coupling Screws " CNS Standards List| Information technology | Method Test | Tin Coated | Codes units | Crosslinked polyethylene | Corrugated stainless | Tension Bush | Methods Test | |
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CNS 4948
2017 Edition Coupling Screws with Collared Nut and Washers for Double-Ties 具突緣螺帽及墊圈之連接螺釘（雙併枕木用） |
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CNS 4948
1982 Edition Coupling Screws with Collared Nut and Washers for Double-Ties 具突緣螺帽及墊圈之連接螺釘（雙併枕木用） |
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