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Double-phase steel ball valve,Special material ball valve,ball valve

Product Code : VF--ZCC-NL42-CU

Product Introduction

The duplex steel ball valve is a valve device mainly made of duplex stainless steel, featuring high strength and resistance to chloride ion corrosion


Design standards :API, ASME, EN.ISO, JIS, DIN, BS, GB

Connection methods: flange, wafer, thread, butt welding, socket welding

Pressure range :Class150-2500Lb, 1.0-42.0MPa, JIS10K - 40K

Size range :NPS3/8"-32", DN10-DN800

Drive mode: handle, worm gear, gear, pneumatic, hydraulic, electric device


Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

Product Product Code Purity Size Contact Us
Double-phase steel ball valve,Special material ball valve,ball valve VF--ZCC-NL42-CU Customized Customized

Design features of duplex steel ball valves:

Soft seal or hard seal

Full bore or reduced bore

Fireproof and anti-static devices

Dual blocking and discharge functions

Valve stem and valve seat grease injection system

Prevent the valve stem from blowing out

The internal pressure of the middle cavity is self-discharged

Optional locking device

Low-leakage design fillers and stuffing boxes

ISO5211 platform connection


The main material of the duplex steel ball valve:

Duplex S31803, Super Duplex S32750, Super Duplex S32760

1A, 2A, 3A, 4A, 5A, 6A, 1B, 1C

CD4MCu, CD4MCuN, CD3MCuN, CE8MN, CD6MN, CD3MN, CE3MN, CD3MWCuN

F51, F53, F55, F60


Application field


It is mainly applied in industrial scenarios containing corrosive media, including:

Marine engineering: Offshore oil production platforms, seawater desalination facilities

Energy industry: oil and gas transmission pipelines, oil refining facilities, offshore oil extraction

Environmental protection field: sewage treatment systems, pulp and paper industry, seawater desalination

Chemical production: fertilizer manufacturing, oil refining, offshore oil extraction, seawater desalination


Packing of Standard Packing: 

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.




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