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Jiangsu Chenggong Valve Technology Co.,Ltd

We are professionally engaged in the valve design, manufacture and installation.

Address: No.2 Chishui Road, New North District, Changzhou, Jiangsu

Manager: STONE

E-mail: info@cz-valve.com

Tel: +86-519-85262011

Fax: +86-519-85262022

Flange DBB Ball Valve

Specification: 2" ~ 24"(DN50~DN400) ANSI Ratings 150# ~ 2500# (PN16~PN420) 3 Pieces Body Construction RF RTJ BW Connections Main Body Material : ASTM A105, A182 304, A182 316, A182 304L, A182 316L,A182 F6A,A182,F51,A182 F53,F22 Alloy Main Ball Material: ASTM A105, A182 304, A182 316,...

Product Details

Specification:

2" ~ 24"(DN50~DN400)

ANSI Ratings 150# ~ 2500# (PN16~PN420)

3 Pieces Body Construction

RF RTJ BW Connections

Main Body Material : 

ASTM A105, A182 304, A182 316, A182 304L, A182 316L,A182 F6A,A182,F51,A182 F53,F22 Alloy 

Main Ball Material: 

ASTM A105, A182 304, A182 316, A182 304L, A182 316L,A182 F6A,A182,F51,A182 F53,F22 Alloy

Main Seats Material: 

PTFE/ RTFE(≤120℃) , NYLON (≤80℃), PEEK/PPL  (≤250℃)


Product Details

Double Block and Bleed Ball Valves are aimed to get a double barrier on the piping, and bleed the fluid trapped between the two balls from a dedicated drain line.Valve design can be either trunnion or floating type, anti blow-out stem, valve seats can be soft or hard-faced.


Feature:

Process Isolation

Drain Line Isolation

Double Block & Bleed

Blow Out Proof Stem Design

ISO 5211 Mounting Pad

Fire-safe Certified API 607

Anti-Static Device

Bi-directional Sealing

Low Fugitive Emission Packing

Locking Device Standard


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