Ko te ngongo ASTM a269 he momo ngongo, he kanapa te mata he tino ataahua, he tino roa te roa, ka eke te roa ki te 4000M/coil me te kore he paiherea, ka taea te whakamahi i roto i te hinu, te hau maori, te matū. te ahumahi, te hanga kaipuke me etahi atu ahumahi.Nga taonga ngongo maitai: 316L ...
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