Ring Disc

TYPE NC

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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.

Features:

Short Face-to-face Length
Fully Balanced Ring Disc
Single Spring
Specifically for Gas Applications
Worldwide Patented Design
Low Pressure Loss
Maintenance Free
Easily Adjustable on Site
12" - 88" (DN 300 - DN 2200)
Up to PN 400 (ANSI 2500)

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