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Specification: dn: 1 /2"-8" (15-200mm), w. t. : 1.2-6.0mm, standard: applicable for bs1387-195, din2440, astm a53, gb /t3091-2001, usage: widely used in water providing, gas transportation, construction scaffolding, also used as the base of galvanized steel pipe packing: strong bundle.
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