Duplex check valve

Duplex check valve

A valve that comprise austenite and ferrite grades in the ratio of 50:50 in their chemical compositions is duplex check valve. This means that they comprise both the properties of austenitic and ferritic grades.

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UNS S31803 and S32205 poppet check valves suppliers in UAE

Need urgent or prior delivery at cost effective alternative? Approach the listed suppliers at pipingmaterial.ae where they quoter reasonable price for UNS S31803 check valve. Important thing to be kept in mind is that the pricing is made by considering customer requirements at top priority.

Adding to this, the suppliers are 100% genuine and apt. This means that the customer’s confidentiality and genuineness of the product is not affected. This is one of the reasons why they are the leading duplex check valve suppliers in UAE.

Specification of Duplex Check Valve


Duplex Check Valve Specification

Size Range End Connections Pressure Rating
2″ to 48″
  • Flanged
  • Screwed
  • Butt weld
  • Socket weld
150LB to 2500LB
Below listed Duplex Check Valve Suppliers also stock following brands Threads Types
  • Amco
  • Amtech
  • AUDCO
  • BHEL
  • Kirloskar
  • Spirax
  • KSB
  • Hyper
  • L & T
  • NPT
  • BSP
  • BSPT
  • Swing
  • Duel Plate
  • Wafer Type
  • Disc
  • Flap Type
Temperature Equivalents Port Size
-10°C up to +90°C
  • UNS S31803
  • DIN 1.4462
DN40 – DN600
Kv-value in m3/h Media Seal types
7,00
  • Water
  • Oil
  • Gas
  • FPM
  • PTFE
  • FEP
  • EPDM
  • NBR
Types of Duplex Check Valve Operation Parts
  • Duplex swing check valves
  • Duplex steel lift check valves
  • DSS non-slam check valves
  • UNS S31803 tilting disc check valves
  • UNS S32205 low pressure check valve
  • DIN 1.4462 check valve
  • Alloy 2205 dual plate check valve
  • SAF 2205 double check valve
  • Duplex wafer check valve
  • UNS S31803 flanged check valve
  • Manual
  • Pneumatic
  • Electric
  • Body
  • Body Seats
  • Gasket
  • Cover Plate
  • Hinge
  • Nuts
  • Washer
Mechanical properties List of projects where below listed Duplex Check Valve Manufacturers has supplied Standards
  • Density: 8.9 g/cm3
  • Melting Point: 1446 °C
  • Tensile Strength: 67000 Psi
  • Yield Strength: 21500 Psi
  • Skikda Algeria LNG Plant – Algeria
  • Bahia Blanca GasPort (BBGP) – Argentina
  • Angola LNG Plant – Angola
  • Australia Pacific LNG Project – Australia
  • North West Shelf LNG Project – Australia
  • ASME B16.34
  • API 6D
  • EN 1074 – 3

Forged & Cast check valves material

Most selling material Forged Grade Cast Grade
Duplex steel check valves
  • ASTM A182 F51 (UNS S31803)
  • ASTM A351 CD3MN (UNS S31803)

Get connected with a trusted and audited duplex stainless steel check valve manufacturer in Dubai, din 1.4462 spring check valve as per international standard and bespoke size range

Duplex stainless steel check valve are provided by manufacturing units, because of excellent resistance properties. It not only resists general corrosion, but also resist intergranular corrosions; with resisting crevice and pitting. Also, when exposed to temperature conditions up to 1500C, it resist stress corrosion cracking.

Another benefit obtained by purchasing DIN 1.4462 spring check valve, is that it is available in size variations; with its compliance with international material standards ASME B16.34.

Seamlessly interchange with parker/ Swagelok alloy 2205 check valve at a great price in GCC countries

Flexible alternatives are provided by alloy 2205 check valve because they are destined to resist contamination. This is essential for the piping systems that supply water as it prevents backward flow. This is needed to provide accurate and price flow characteristics. Ensure that this product is provided only by the genuine supplier and manufacturers at affording cost. Best origin to purchase this product is from GCC countries.

Meet verified suppliers of Duplex poppet check valves who supply nationwide in a full range of standard and special sizes, must check Uns s32205 duplex steel piston check valve Price and return policy in Bahrain

For getting duplex poppet check valve, it is essential to make sure that it is in compliance with the material standard ASME B16.5. Other than this, there are several dimensional aspects that makes it to be available for wide use case. Ideally it ranges between 6mm-50mm.

There are many factors that give birth to price variations, hence make sure that it complies both with material standards and ideal use case. Best origin can be Bahrain for choosing UNS S32205 duplex steel piston check valve.

Looking to buy an uns s31803 check valve? Check minimum quantity with different duplex SAF 2205 check valves suppliers in the middle east and India

For accurate performance, it is essential to check for accurate maintenance when choosing duplex saf 2205 check valves. This is very important as regular maintenance, results in longer life span and non-degraded performance.

For this, if customers need bulk or small amounts? They can directly contact manufacturers or suppliers directly to get quality assured and cost-efficient products. Such alternatives are provides by countries such as Dubai, India and other middle eastern countries.

Duplex Check Valve Properties