API 6DSWINGCHECKVA LV E

CVA SeriesC&C is a product brand of CNC Flow Control

SPECIFICATIONS• API 6D Monogrammed• ASME CL 150 / 300 / 600, Sizes 2” – 12”• ASME CL 900 / 1500, Sizes 2” – 6”• ASME CL 2500, Sizes 2” – 3”• Material options include Carbon Steel,

Low Temp Carbon Steel, and Stainless Steel

BENEFITS• O-ring cover seal for easier in-line repair (RTJ gasket in CL 2500)

• Full opening - Piggable (lock open option required)

• Suitable for horizontal or vertical applications• For vertical installations, only install the arrow mark on the body

pointing in an upward direction• In-line repairable for ease of maintenance• 316 stainless steel clapper material is standard• Oval shaped disc to shaft connection for better

leverage to make a proper seal and more durability after extended use

E Body MaterialA Carbon Steel ASTM A216 WCBK Low Temp Carbon Steel ASTM A352 LCCS Stainless Steel ASTM A351 CF8M

F Cover MaterialC Carbon Steel ASTM A105

K Low Temp Carbon Steel ASTM A350 LF2

S Stainless Steel ASTM A182 F316

D End Connection1 Raised Face Flange2 Ring Type Joint Flange3 Buttweld

G Clapper MaterialB Stainless Steel ASTM A351 CF8M

H Seal MaterialH LT HNBR 90V Viton® 90

Viton® is a registered trademark of The Chemours CompanyConsult CNC Flow Control for a full list of material options per valve size and pressure class, as components may vary according to design.

C Pressure Class1 Class 1502 Class 3003 Class 6004 Class 9005 Class 15006 Class 2500

BSize

Inches DN020 2" 50030 3" 80040 4" 100060 6" 150080 8" 200100 10" 250120 12" 300

A Valve TypeCVA API 6D Swing Check Valve

API 6D SWING CHECK VALVE CVA Series

1

HOW TO ORDER GUIDEEXAMPLE: A 4” Class 600, API 6D Swing Check Valve with Raised Face Flanged End Connections, Carbon Steel Body and Cover, Stainless Steel Clapper and Viton 90 durometer seals is written as CVA-040-31-ACBV-1.

STANDARDS• Design/Materials: API 6D, ASME B16.34,

NACE MR0175 / ISO 15156• Pressure-Temperature: ASME B16.34• Testing & Inspection: API 598/API 6D,

CSA Z245.15-17• End to End: ASME B16.10• Flanged End: ASME B16.5• Fire Safe Tested: API 6FD

A–

B–

C D–

E F G HCVA 040 3 1 A C B V 1- (internal reference)

MATERIAL TEMPERATURE LIMITS

MATERIAL SPECIFICATIONFAHRENHEIT (°F) CELSIUS (°C)

MIN. MAX. MIN. MAX.

BOD

Y Carbon Steel ASTM A216 WCB -20 800 -29 427Low Temp Carbon Steel ASTM A352 LCC -50 650 -46 343

Stainless Steel ASTM A351 CF8M -425 1500 -254 816

SEA

L LT HNBR 90 LT HNBR 90 -50 302 -46 150Viton® GLT 90 Viton® GLT 90 -50 392 -46 200

Viton® 90 Viton® 90 -4 400 -20 204

CLASS NOMINAL SIZE

DIMENSIONS (IN) FLOW COEFFICIENT

(CV)

APPROX. WEIGHT

(LB)A B ØC ØD

150

2" 8.00 5.5 6.00 2.0 100.5 323" 9.50 7.5 7.50 3.0 225.5 604" 11.50 7.9 9.00 4.0 389.0 926" 14.00 11.8 11.00 6.0 823.0 1508" 19.50 14.0 13.50 8.0 1384.0 327

10" 24.50 14.2 16.00 10.0 2083.0 35212" 27.50 16.0 19.00 12.0 2933.0 558

300

2" 10.50 5.8 6.50 2.0 100.5 423" 12.50 7.4 8.25 3.0 225.5 834" 14.00 8.3 10.00 4.0 389.0 1336" 17.50 12.4 12.50 6.0 823.0 2168" 21.00 14.9 15.00 8.0 1384.0 363

10" 24.50 15.4 17.50 10.0 2083.0 52512" 28.00 17.0 20.50 12.0 2933.0 847

600

2" 11.50 6.3 6.50 2.0 100.5 563" 14.00 7.8 8.25 3.0 225.5 1004" 17.00 8.8 10.75 4.0 389.0 1916" 22.00 12.7 14.00 6.0 823.0 4408" 26.00 15.3 16.50 8.0 1384.0 635

10" 31.00 16.9 20.00 10.0 2083.0 97612" 33.00 19.1 22.00 12.0 2933.0 1,381

900

2” 14.50 8.9 8.50 1.93 100.5 1083” 15.00 10.5 9.50 2.91 225.5 1954” 18.00 13.1 11.50 3.94 389.0 3046” 24.00 17.6 15.00 5.91 823.0 687

1500

2” 14.50 11.9 8.50 1.93 93.5 1233” 18.50 13.6 10.50 2.95 213.0 2264” 21.50 16.4 12.25 3.94 377.0 4656” 27.75 20.3 15.50 5.67 734.0 1,220

2500 2" 17.87* 12.6 9.25 1.61 42.1 320

3" 23.00* 18.3 12.00 2.44 109.0 772

* Low Temperature Carbon Steel and Stainless Steel valve configurations use low temperature seals.**Contact CNC Flow Control for information on repair kits.

* For Class 2500, end to end dimension (A) is applicable to RTJ end flanges** Weights are estimates and may vary slightly

WEIGHTS & DIMENSIONS

TEMPERATURE LIMITS

www.cncflowcontrol.com CVA Series 2

The contents of this publication are presented for informational purposes only, and while every effort has been made to ensure their accuracy, they are not to be construed as warranties or guarantees, expressed or implied, regarding the products or services described herein or their use or applicability. © 2021 CNC Flow Control

Permian Basin1100 W IH 20

Odessa, TX 79763Main Phone: 432.276.7640

Headquarters10350 Clay Road, Suite 250

Houston, TX 77041Toll-Free: 844.398.6449

Fax: 713.466.1715

Canada2930 51 Avenue NW, Unit # 3

Edmonton, AB T6P 0E1Main Phone: 780.462.9166

Website: www.cncflowcontrol.comFollow us:

CNC Flow Control is headquartered in Houston, Texas with multiple other locations in the U.S. and Canada. Our company unifies several trusted valve

Quality assurance is critical to CNC Flow Control’s process and we hold multiple internationally recognized quality standards certifications and management system. We are dedicated to understanding our customers’ needs to ensure exceptional service by offering an in-house engineering and product management team, an extremely large product portfolio and extensive inventory to support same day shipments.

and flow line brands that have been serving numerous industries in North America for nearly three decades. From long range projects to same-day delivery, our diverse team is dedicated to understanding customers’ needs in order to ensure exceptional service and the best solutions. Our extensive product portfolio ranges from commodity products like hammer unions and needle valves, to highly engineered products like API 6D trunnion mounted ball valves.

About Our Company

Member of

CRN Catalog #: C&C_DS_API6D_CVASeries_092017Print: RevA on 5/2021