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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

Skepy: stonestone810

E-mail: info@cz-valve.com

Tel: +86-519-85262011

Fax: +86-519-85262022

Flange DBB Ball Valve

We're one of the leading flange DBB ball valve manufacturers and suppliers in China, with over 10 years' experience. Welcome to import quality flange DBB ball valve made in China from our factory.

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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