Product Handbook 2026 - Volume 2

Pipeline ancillaries Disc, split disc and wafer check valves

10

DCV41 Food+ ½" to 2" metal seat and EPDM seat range available with a food contact regulation Declaration of Compliance Designed, manufactured and approved for Steam and Condensate applications, the DCV41 metal seat and EPDM seat range Food+ product complies with: - (EC)1935:2004 Materials and Articles Intended to come into Contact with Food - (EC)2023:2006 Good Manufacturing Practice for Materials and Articles Intended to come into Contact with Food - (EU)10/2011 Plastic Materials and Articles Intended to come into Contact with Food - FDA Code of Federal Regulations - title 21 - Food and Drugs This product is intended to be connected into a system that can operate a food contact compliant process. A list of the materials that could come directly or indirectly into contact with foodstuffs can be found in the Declaration of Compliance available for this product.

Sizes and pipe connections ½ ", ¾ ", 1", 1¼", 1½" and 2" Screwed BSP T Rp (ISO 7-1) to BS 21 female parallel, Screwed NPT to ASME B 1.20.1 and Socket weld to ASME B 16.11 Class 3000.

Operation Disc check valves are opened by the pressure of the fluid and closed by the spring as soon as the flow ceases and before the reverse flow occurs.

Materials

1

2

3 4

Standard DCV41 with metal seat

No.

Part

Material

1 2 3

Body

Austenitic stainless steel

ASTM A351 CF3M

10.5 22

Seat

Austenitic stainless steel

ASTM A351 CF3M

Disc

Austenitic stainless steel

ASTM A276 316

Standard spring

Austenitic stainless steel

BS 2056 316 S42

4

Heavy duty spring

Austenitic stainless steel

BS 2056 316 S42

High temperature spring

Nickel alloy

Nimonic 90

TI-P601-18 CMGT Issue 14

Page 2 of 5

DCV41, DCV41 Food+ Austenitic Stainless Steel Disc Check Valve

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