3 PC DUPLEX STAINLESS STEEL BALL VALVE

3PC Duplex Stainless Steel Ball Valve Product Information

3pc duplex stainless steel ball valve is one type of three pieces ball valve of class 800LB, 1500LB  and 2500LB with butt-welded ends, socket welded ends and NPT threaded ends. Duplex stainless steel valve is used normally in the strong corrosive condition, such as sea water, offshore, marine, strong acid solutions and strong alkaline solutions. Our 3pcs duplex SS ball valve is available with materials of duplex stainless steel, A182 F51, 2205, 2507. We can manufacture the 3pc duplex stainless steel ball valve according to the standard of ASME B16.34, BS5351 and MSS-SP-118 with sizes of 1/2”~2” (DN15~DN50mm).  

1. FEATURES

• Full port or reduced port

• Three pieces structure

• High pressure 

• Fire safe is available

• Blow-proof stem design

• High quality packing material

• Bi-directional seal

2. TECHNICAL SPECIFICATIONS

• 800LB~2500LB

• Size: 1/2”~2” (DN15~DN50mm)

• Materials: duplex stainless steel, A182 F51, 2205, 2507

• Applicable medium: sea water, offshore, oil, gas, steam, strong corrosive mediums

• Applicable temperature: -29℃~+425℃(higher temperature and lower temperature are available)

• Special: sour service conditions

3. STANDARDS

• Design & manufacturing: ASME B16.34

• Face to face: manufacturer’s

• Socket welded: ASME B16.11

• Threaded ends: NPT ASME 1.20.1

• Butt-welded: ASME B16.25

• Inspection & testing: API598

• Fire safe: API607

• Special NACE MR-01-75

4. APPLICATIONS

• Petroleum industry

• Oil & gas

• Power plant

• Chemical industry

• Desalination

• Water treatment

• Steel plant

• Metallurgical plant

• Offshore & marine