Slip on hubbed flanges is the same to slip on boss flanges, slip on hubbed flanges norms DIN EN1092-1 BS4504 pressure PN10 PN16 PN25 PN40, slip on hubbed flanges norms ANSI B16.5 Class 150 300 600, slip on hub flanges norms JIS B2220 and KS B1503 SOH flanges pressure 5K 10K 16K 20K, hyupshin flanges co., ltd is slip on hubbed flanges manufacturer
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