Construction building materials galvanized steel pipe s235jr building material hs code carbon steel pipe
Jun 24, 2020 · Construction building materials galvanized steel pipe, galvanized pipe, steel scaffolding pipe. Hot dipped galvanized pipe Hot dipped galvanized pipe made by black pipes dipped into zinc pool for galvanized. Zinc coating 275 600g /m2 Steel grade Q195-Q345, S235JR, S275JR, S355JR, S355J2H, STK400/500. Standard BS1387-1985, DIN EN10025, EN10219, JIS G3444:2004,
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