Ring Disc


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NC is a lower cost solution which combines the advantages of the NZ with a shorter face-to-face length and reduced weight, where marginally higher pressure drops are acceptable.

Materials according to customers request, such as Low Temperature Carbon Steel, Nickel-Aluminium-Bronze, Duplex, Superduplex, 6Mo, etc.


Denomination Carbon Steel Stainless Steel
Valve Body ASTM A 216 WCB ASTM A 351 CF8M
Seat AISI 316 ASTM A 351 CF8M
Valve Disc ASTM A 351 CF8M ASTM A 351 CF8M
Guide Bush / Spacer AISI 316 AISI 316
Spring AISI 316 AISI 316
Flow Diffuser ASTM A 216 WCB ASTM A 351 CF8M
Central Tie Bolt ASTM A 193 B8M ASTM A 193 B8M

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