CK3MCuN Plug Valve

NSV Valve Corporation is one of the most reliable manufacturers and suppliers of ck3mcun plug valve in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to buy advanced ck3mcun plug valve made in China here from our factory.

NSV CK3MCuN Plug Valve

This plug valve features a dual-pressure design, rapid quarter-turn operation, and a reduc bore flow path that minimizes pressure drop. Its cavity-free body prevents media entrapment-making it ideal for slurry, viscous, or particle-laden services. The valve body is constructed from CK3MCuN (UNS N08926) super austenitic stainless steel, offering exceptional resistance to sulfuric acid, hydrochloric acid, chlorides, and seawater.

Key Features

Body material: CK3MCuN (UNS N08926), super austenitic stainless steel

Flow path: Full-bore or reduced-bore (optional)

Plug design: Tapered plug with metal-to-metal seal

Actuation:

Handwheel for ≤4"

Gear operator for ≥4"

Size range: 1/2" to 20" (DN15–DN500)

Pressure rating: Class 150 to Class 2500

End connections: Flanged (RF/FF) or Butt-Weld (BW)

Operating temperature: -20°C to 180°C

Suitable media: Strong acids, alkalis, slurries, seawater, and high-chloride fluids

Performance Advantages

CK3MCuN alloy delivers outstanding pitting and crevice corrosion resistance (PREN > 40); the cavity-free design eliminates dead zones and resists clogging or corrosion buildup; metal-to-metal sealing ensures bubble-tight shut-off under high pressure and wide temperature range; actuation is optimized by size-with gear operators standard from 4" upward for effortless operation; and both full-bore and reduced-bore flow paths are available to flexibly meet differential pressure and structural requirements.

Typical Applications

Chemical dosing systems, flue gas desulfurization (FGD), seawater cooling lines, pharmaceutical reactors, pulp digesters, mining slurry pipelines, and offshore platforms handling highly corrosive or abrasive fluids.

Quality Assurance

Shell and seat tested per API 598 / ISO 5208

Supplied with EN 10204 3.1 Material Test Certificate (MTC 3.1)

Supplied with EN 10204 2.1 Certificate of Conformity (COC 2.1)

Cast bodies comply with ASTM A351/A351M CN3MN

FAQ

1. Q:Do you have customized valve?

A:Yes,we can supply customized valves.

2. Q: What kinds of valves do you manufacture?

A: We usually manufacture valves made of various materials such as cast Iron/ carbon steel,stainless steel,Alloy steel and industrial valves such as ball, gate, globe, check, bellows seal and ETC. For detail information, please refer to " Download>E-Catalog" of homepage.
3.Q:How can I visit your company?

A: We always welcome you to factory. However, your visit intention shall be pure. You can visit factory conveniently by noticing your visit to the department in charge depending on your visit purpose in advance. For the way to factory, please refer to map"About Us" of homepage.

4. Q:How can I get your company catalog?

A: For your reference, basic catalogue is same as "Download>E-Catalog" of homepage. If you need printed material or request more specific data like PQ material, please contact sales team.

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