products

products

HomeProductsBall ValveDBB Ball ValveDouble Ball Block And Ball Valve
Double Ball Block And Ball Valve

Double Ball Block And Ball Valve

ASME B16.34 DBB Ball Valve Factory in China: Zhejiang Ruitong Valve Co.,Ltd ASME B16.34 DBB Ball Valve, 3-Pcs, ASTM A182 A105, LF2,A216-WCB,A351-CF8 A351-CF8M A351-CF3M Class 150 LB-CLASS2500LB, RF RTJ Ends, Gearbox Operated.
Material: Forged steel or Cast steel 
  Pressure: ASME Class150~2500LBS (PN16~PN260)
  Size: NPS 2”~48” (50mm~1200mm)
  Connection: RF, RTJ, BW
  Operation: Hand lever, Gearbox, Pneumatic, Electric

Soft Seat: RPTFE,PEEK, PPL,Nylon,Molon,Devlon,PCTFE,etc

Metal Seat: Hard Metal like STL6 or TC, etc

 

Features:Bolted body ,double block and Bleed,bi-direction flow,NACE MR-01-75, low torque, full piggable,self relief seat,fire safe,double ball in one body.

The double block and bleed ball valve has the double ball structure in one body, provide good isolation in both the down stream and upstream, avoid leakage risk, and ensure the sealing safety.

 

RTV ball valves:  

Materials: carbon steel, alloy steel, stainless steel, duplex steel,bronze, Inconel,Hastelloy,Monel, Incoloy etc.

Carbon Steel A105N,F11,F22,F5,F9 or WCB,WCC, WC6,WC9,C5, C12 etc.

Low Carbon Steel LF2 or LCB,LCC etc.

Stainless Steel F304,F316, F316L,F347 or CF8, CF8M, CF3M,CF8C etc.

Duplex Steel such as F51,F53, F55 or 4A,5A,6A, CD3MN, CD2MWCuN, CN7M (Alloy 20) etc.

Bronze C95800, RG5 etc.

Other special materials like Inconel 625 could be supplied by request.

 

Application Standard:

Design: API6D ,ASME B16.34 ,BS5351,ISO14313

Fire safe:API607,API 6FA,

Face-to-face: API 6D/ ASME B16.10

Flanged Ends:ASME B16.5/B16.47 /MSS SP-44/DIN/EN1092-1/GOST33259/JIS

BW Ends:ASME B16.25

Inspection Test :API 598,API6D,ISO5208,EN12266-1

Temperature Ratings :ASME B16.34

Certificate:EN 10204 type 3.1

Markings: MSS SP25

If you have any enquiry about quotation or cooperation,please feel free to email us at or use the following enquiry form. Our sales will contact you within 24 hours. Thank you for your interest in our products.

+86 15888732537+86 15888732537rtv@zjrtfm.com