Body/bonnet: Cast iron
Stem: Stainless steel
Seat ring: NBR/EPDM
Disc: Stainless steel
Standards:
Design and manufature: KS B2813
Face-to-face: KS B 2306
Flange end: KS B 1511
Inspection: KS B2304
Stem: Stainless steel
Seat ring: NBR/EPDM
Disc: Stainless steel
Standards:
Design and manufature: KS B2813
Face-to-face: KS B 2306
Flange end: KS B 1511
Inspection: KS B2304