Certificates

The company has passed ISO9001:2008 quality management system certification.

Special Equipment Type-examination Certificate-Globe valves
Special Equipment Type-examination Certificate-Gate valves
Special Equipment Type-examination Certificate-Ball valves
Manufacture License of Special Equipment People's Republic of China
ISO9001
CE-1521-1
CE-1521-2
CE-1521-3
CE-1521-4
CE-1521-5
Hot News
  • Special material - Monel (M35-1 Valve)
    Special material - Monel (M35-1 Valve)

    Special material - Monel Monel 400 alloy is used for the high-strength single-phase solid solution, it is the most versatile alloy ,which has excellent performance and corrosion resistance.

  • Sedelon ® Super Duplex Stainless Steel Butterfly Valve.
    Sedelon ® Super Duplex Stainless Steel Butterfly Valve.

    This butterfly valve is suitable for harsh working environment of strong erosion. The specification is as below. Connection Type: Flange Body:Super duplex 5A Disc:Super duplex 5A Stem :2507 Pin :2507 With position indicator

  • DYE Testing by SEDELON
    DYE Testing by SEDELON

    DYE penetrant inspection (DPI), also called liquid penetrant inspection (LPI) or penetrant testing (PT), is a widely applied and low-cost inspection method used to locate surface-breaking defects in all non-porous materials (metals, plastics, or ceramics). LPI is used to detect casting, forging and welding surface defects such as hairline cracks, surface porosity, leaks in new products, and fatigue cracks on in-service components.

Products
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Bronze Valve
Bronze Valve

Compared with other material, Bronze valves are good choices for industries which require the following characteristics: Desalination and Highly corrosive environments. Sedelon manufactures different types of Bronze valves which are suitable for Chemical and Oil Industries, Sea Water Service, Desalination Plants, Off-Shore and Platforms.

Ball Valve
Ball Valve

A Ball valve is an excellent choice for opening and shut-off. Ball valves are durable; they can still work perfectly after years of disuse. Sedelon® mainly produces Ball valves according to the standard of API. We call them API Ball valves. According to different design standards, Sedelon® provides you DIN Ball valves as well.

Gate Valve
Gate Valve

Gate valves are the most common valves which are used for opening and closing. Sedelon® mainly produces Gate valves according to the standard of API 600. We call them API 600 Gatevalves. According to different design standards, Sedelon® provides you DIN Gate valves as well.

Check Valve
Check Valve

A Check valve often called as Non Return Check valve or One-way valve is a valve that normally only allows fluid to flow forward one direction. Check valves have two ports, one for entering and the other one for leaving. Sedelon® mainly produces Check valves according to the standard of API 6D. (API 6D Check valves)

Globe Valve
Globe Valve

The Globe vales play important roles in the flowing control of the fluid’s opening, closing and throttling. The body of Globe valves may be made of metals. Such as: Forged Steel Globe valves, Stainless Steel Globe valves,Alloy Globe valves,Bronze Globe valves, Cast Steel Globe valves and Carbon Steel Globe valves ect. Among them, Forged Steel Globe valves which designed according to the standard of API 602 are widely used. We call them API 602 Forged Steel Globe valves. In addition, Sedelon® mainly produces Stainless Steel Globe valves according to the standard of API 603 (API 603 Stainless Steel Globe valves). According to different design standards, Sedelon® provides you DIN Globe valves as well.

Butterfly Valve
Butterfly Valve

A Butterfly valve is a valve which can be used for isolating or regulating flow. According to DIN design standard, Sedelon® can provide you DIN Butterfly valves.

Plug Valves
Plug Valves

Plug valve manufacturers The main standard are API6D plug valve , DIN plug valve , API607 plug valve , En1092 plug valve , JIS plug valve and DIN3352 plug valve . The main types are Cryogenic plug valves , socket weld plug valve , renewable seat ring plug valve , plug Forged plug valve , butt weld plug valve , hand wheel plug valve , gear plug valve , high temperature plug valves , Electric motor plug valve , high pressure valve and flanged plug valve ,.The main material are cast steel plug valve , bronze plug valve , stainless steel plug valve , alloy plug valve and Special Alloy plug valve .

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