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Flange Trunnion Ball Valve

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Company Profile
Wenzhou Newsway Valve Co.,Ltd








DongOu indudstrial Zone, Wenzhou, China. 325102


http://www.nsw-valve.com/ http://www.enhesh.com/com/nswvalves/

Product details

Fixed Ball Valve, WCB Trunnion Ball Valve, Flange Fixed Ball Valve, Carbon Steel Trunnion Ball Valve, Stainless Steel Trunnion Ball Valve, F304 Trunnion Ball Valve,  A105 Trunnion Ball Valve, NSW Trunnion Ball Valve 

Nominal diameter: DN50-DN1200 (From 2 Inch to 48 Inch)

Pressure: CLASS 150LB, CLASS 300LB, CLASS 600LB, CLASS 900LB, CLASS 1500LB, CLASS 2500LB (PN20, PN50, PN100, PN150, PN250, PN420)

Body Materials: 

Forged: A105, A182 F304, F304L, F316, F316L, F51, F53, A350 LF2, LF3, LF5, Monel, Inconel, Hastelloy.

Casting: A216 WCB, A351 CF3, CF8, CF3M, CF8M, A995 4A, 5A, A352 LCB, LCC, LC2 

Application Standards

Design and Manufacture:API 6D, API 608, ISO 17292

Face to Face: ASME B16.10, API 6D 

End Connection: ASME B16.5, ASME B 16.47, ASME B16.25

Test and Inspection: API 598, API6D

Fire Safety: API 6FA, API 607

NACE MR-0175, NACE MR-0103, ISO 15848 

End Connection: Flange (RF, FF, RFJ)

Design 1: Full Bore, Reduce Bore

Design 2: Side Entry, Top Entry

Design 3: Double Block & Bleed (DBB),Double Isolation & Bleed (DIB) 

Structure Features:

●Fireproof Structure Design

●Reliable Sealing of Valve Stem

●Anti-static Structure

●Lock And Misoperation Prevention

●Double Block And Bleed (DBB)

●Low Operating Torque

●Emergency Sealing Device

●Sealant Injection Device

●Reliable Seat Sealing Structure

●Single Sealing (Automatic Pressure Relief In Middle Cavity Of Valve)

●Double Sealing (Double Piston)

●Safety Relief Device

●Secial Structure of Automatic Pressure Relief Towards Upper Stream

●Blow out Proof Stem

●Corrosion Resistance And Sulfide Stress Resistance

●Extension Stem

Operate: Manual, Worm gear, Pneumatic, Electric-Motorized

Applicable Temperature: ≤120℃(PTFE), ≤80℃(NYLON), ≤ 250℃(PEEK), ≤ 250℃(PPL)

Medium: Water, Steam Oil, Gas, Liquefied Gas, Natural Gas, Nitric Acid, Acetic Acid, Strong Oxidizer, Urea etc.


● Water Treatment Plant ● Drilling Rigs
● Paper Industry ● Gas Plant
● Sugar Industry ● Cooling Water Circulation
● Breweries ● Heating & Air Conditioning
● Chemical Industry ● Pneumatic Conveyors
● Waste Effluent Treatment Plant ● Compressed Air