Standard :A194 HEX HEAVY NUT / A563 HEX HEAVY NUT
Surface treatment:BLACK /HOT DIP GALVANIZED
Material:Stainless steel 304/316
Hex Bolt
Socket Cap
Threaded Flange
SOCKET FOUR PASS
Slip-on flange
Gas-Collection Pipeline
Hex nylon nut
Socket Three Tee
CONCENTRIC REDUCER
Tel：0317-5129292
FAX：0317-5121664
Email：info@hdsteel-group.com
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