F53 Super Duplex Stainless Steel Ball Valve

NSV F53 Super Duplex Stainless Steel Ball Valve

The NSV F53 super duplex stainless steel ball valve is forged from UNS S32750 (F53), offering exceptional resistance to pitting, crevice corrosion, and sulfide stress cracking in aggressive environments such as seawater and sour service. Equipped with an RPTFE soft seat and operated via a manual lever handle, it is designed for small-bore critical lines in marine and offshore applications.

Key Features

Body material: F53 (UNS S32750 super duplex stainless steel)

Nominal size: 1/2" - 2" (DN15–DN50)

Pressure rating: ANSI Class 150 to Class 2500 (JIS 10K to JIS 40K)

Operating temperature: -46°C to +200°C

Valve type: Floating ball, monoblock forged

Sealing: RPTFE soft seat

End connection: ANSI B16.5 flanged

Operation: Manual lever handle

Standards: API 6D, ASME B16.34, NACE MR0175

Corrosion resistance: Seawater, Cl^- >1000 ppm, H₂S, CO₂

Typical Applications

Seawater impulse lines, LNG terminal cooling branches, offshore sampling circuits, SWRO pretreatment sections, shipboard ballast control points, sour service small-bore isolation.

FAQ

1.Q: What's the brand of your company can supply ?

A:NSV or OEM service.

2.Q:I want to know how to contact the person in charge.

A: When you call representative call number of company(86-577-67378616), sales team will receive your call if there is no special situation. If you let us know your inquiry, we will put you through to the person in charge. If you need a personal phone number, you have to receive it from the person in charge directly after phone call.

3. Q: What's the valves warranty?
A: Our valves warranty period should be 18 months from the date of shipment or 12 months after installation, whichever occurs first.
4. Q:Does your company have any agent/distributor with the exception of China?

A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.