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F51 4A CD3MN S31803 2205 Plug Valve


  • Port size:1/2"~24" (DN15~DN600)
  • Pressure:PN10-PN64 CL150-CL600
  • Medium:Corrosive medium
  • Temperature :-29~150℃,-40~450℃
  • Body material:F51 4A CD3MN S31803 2205
  • Description:Duplex Steel F51 4A CD3MN S31803 2205 Plug Valve manufacturer
Duplex Steel F51 4A CD3MN S31803 2205 Plug Valve manufacturer, factory and supplier. Duplex Steel F51 4A CD3MN S31803 2205 Plug Valve has good acid corrosion resistance, manual switch, flange connected plug valve, PTFE soft seal, F51 4A CD3MN S31803 2205 Plug Valve is mainly used for chlor-alkali industry, soda ash industry, pharmaceutical industry, fertilizer industry, fine industry, textile fiber synthesis and dyeing industry, basic organic acid and inorganic salt production, nitric acid industry, etc.

F51 4A CD3MN S31803 2205 Plug Valve Product features:

1. F51 4A CD3MN S31803 2205 Plug Valvestructure is reasonable, reliable sealing, excellent performance, beautiful shape.
2. F51 4A CD3MN S31803 2205 Plug Valve sealing is achieved by the sealing surface around the card sleeve. Unique 360° metal lip protection fixed sleeve.
3. F51 4A CD3MN S31803 2205 Plug Valve  has no cavity to accumulate the medium.
4. Metal lip in cock rotation to provide self-cleaning function, suitable for thick and easy scaling conditions.
5. Two-way flow, more convenient installation.
6. Parts material and flange size can be reasonably selected according to the actual working conditions or user requirements, to meet various engineering needs.

F51 4A CD3MN S31803 2205 Plug Valve Specification:

Design standard: API, ASME, EN, ISO, JIS, DIN, BS, GB

Pressure rating: CLASS 150LB~600LB, 1.0MPa~11.0MPa, JIS 10K~40K

Size range: NPS1/2” ~24”, DN15~DN600
Structure:Lubricated or Non-lubricated

Bore: Full bore, Reduced bore

Standard connections: flange, threaded, butt weld, socket weld

Sleeve Material: PTFE, RPTFE, TFM, GF2P, PPL, PFA


F51 4A CD3MN S31803 2205 Plug Valve Material characteristics:

For precipitation hardening stainless steel, F51 4A CD3MN S31803 2205 Plug Valve is in ferrite matrix containing 35% ~ 40% austenite, its yield strength is about 2 times of 19Cr-9Ni austenitic stainless steel, and has high hardness and good plasticity and impact toughness. Especially suitable for both abrasion and erosion corrosion working conditions, so widely used in oxidation and reduction of strong acid conditions, in the chlorine environment has a special stress corrosion cracking resistance performance.

F51 4A CD3MN S31803 2205 Plug Valve  has good activation and passivation conversion ability, excellent corrosion resistance, in non-oxidizing acids such as sulfuric acid, acetic acid, formic acid, phosphoric acid has good corrosion resistance, in neutral chloride ion medium has good pitting resistance, at the same time has good crevice corrosion resistance and stress corrosion resistance.