Home > Products > Double Block and Bleed Valve > Double Block and Bleed Valve
Browse Categories
Pressure Seal GGC Valves(16)
Forged Steel Valves(29)
Conventional GGC Valve(18)
Control valve(16)
Soft seal butterfly valve(4)
Metal Seal Butterfly Valve(6)
Metal Sealed Ball Valve(4)
Trunnion Mounted Ball Valve(6)
Casting Steel Floating Ball Valve(1)
Forged Steel Floating Ball Valve(15)
Double Block and Bleed Valve(6)
Double block and bleed valve(6)
Y type Strainer(1)
Cryogenic valve(1)
Bellow sealed Valves(3)
Axial Flow Check Valve(2)
Wafer Check Valve(8)
Hot Products
Certifications
Contact us
Cowinns Industry Equipment Co.,Ltd
No.127 Room No.748 Changjiang Road,High-Tech District,
Suzhou City, Jiangsu Province, zip:215128 China
Tel:+86 512 6878 1993 
Fax:+86 512 6818 4193
Mob&what's app:+86 153 0620 9257 
Email:info@cowinns.com
www.cowinns.com
Contact Now

Cowinns provided the ultimate suitable solutions for a integral block & bleed valve,
which is consist of one piece forged body it provide many merits, featuring a choice of end connections and body style.

Design features:
Two piece body design - minimize leakage paths.
Designed to comply with requirements of ANSI/ASME B16.34.

Bi-directional.
Ball seats choice of seat materials : PTFE(virgin or filled)PVDF , NYLON or PEEK.
Bubble tight shutoff.
Floating ball principal with dynamic response seats featuring inherent self relief.
Anti blowout stem.
Integral compression ends available eliminating taper threads and thread sealants.
Low torque operation.
Connector thread environmentally sealed.
Anti static design as standard.
Fire safe designed to meet BS 6755 Part2 / API 607,(optional).

Products range

Size:1/2''~10''
Rating: ANSI 150LB ~ 2500LB
Main Body materials: Carbon Steel, Stainless Steel, Alloy Steel (titanium alloy ,nickel alloy , zirconium alloy, bronze/brass),Duplex Steel,20#,310S,321,904L.
End connection: RF,RTJ,BW
Operation: Lever, Gear, Pneumatic, Electric operator.

Double Block and Bleed Valve

China Level operated 3/4''*1/2'' 600LB ASTM A 182 F55 RF connection 3 balls DBB (double block and bleed) valve factory

Level operated 3/4''*1/2'' 600LB ASTM A 182 F55 RF connection 3 balls DBB (double block and bleed) valve

Productdescription: Features: A one-piece integralforging incorporating up 3 ball valve or mixture of ball and needle design Improved safety : leakpat...More
China Handle operated 2'' 2500LB ASTM A 182 F316 RTJ connection 3 pc double block and bleed ball valve factory

Handle operated 2'' 2500LB ASTM A 182 F316 RTJ connection 3 pc double block and bleed ball valve

Product description: Features: A one-piece integral forging incorporating up 3 ball valve or mixture of ball and needle design Improved safety : leak ...More
China manual operate 2'' 1500LB ASTM A 182 F55 RTJ connection 2 floating balls and 1 needle valve DBB (double block and bleed) valve factory

manual operate 2'' 1500LB ASTM A 182 F55 RTJ connection 2 floating balls and 1 needle valve DBB (double block and bleed) valve

Product description: CowinnsDouble block and Bleed valve solutions: Cowinnsdouble block and bleed valve is consist of 1 piece forged body. And availab...More
China 2'' 6000psi 45# steel SW ends level operated double block & bleed ball valve with needle drain valve factory

2'' 6000psi 45# steel SW ends level operated double block & bleed ball valve with needle drain valve

Materiallist: Body&bonnet:45#steel Ball:A276410 Seat:PPL Stem:A275410 O-Ring:Viton Needlevalve:SS304 Formore details please contact with us to apply f...More
China 3* 1 1/2'' 300LB ASTM A 182 F316 RF flange ends level operated double block & bleed ball valve factory

3* 1 1/2'' 300LB ASTM A 182 F316 RF flange ends level operated double block & bleed ball valve

Product description: SPECIFICATION Design codes ANSI / ASME B 16.34 - Designed to meet thepressure and temperature requirements ANSI / ASME B 16.5 - F...More
China 1'' 2500LB ASTM A 182 F316 RTJ connection level operated ball valve factory

1'' 2500LB ASTM A 182 F316 RTJ connection level operated ball valve

Productdescription: SPECIFICATION Design codes ANSI / ASME B 16.34 - Designed to meet thepressure and temperature requirements ANSI / ASME B 16.5 - Fl...More
HomePrevious1NextEnd