Neotic Trading DMCC

Neotic Trading DMCC operation for over a decade and has established itself as a trusted name in the industry. Neotic Trading DMCC offers a wide range of products, including stainless steel pipes and tubes, welded tubes, seamless tubes, instrumentation tubes, heat exchanger tubes, and more.

icon_widget_image Mon - Sat 8:00 - 17:30, Sunday - CLOSED icon_widget_image Neotic Trading DMCC - 405,4th Floor, Hds Business Center, Jumeirah Lakes Towers, Dmcc Dubai icon_widget_image +971 4 529 9125 - 24/7 support icon_widget_image sales@neotictradingdmcc.com
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Duplex Steel Needle Valves

Duplex Steel Needle Valves

Duplex Steel Needle Valves
Specification
Specification Details
Material Duplex Steel (e.g., ASTM A790 or A276)
Corrosion Resistance Excellent resistance to pitting and stress corrosion
Design Type: Needle valve
Pressure Rating Working Pressure: Typically up to 6000 PSI (413 bar)
Test Pressure: 1.5 times the working pressure
Temperature Rating Operating Temperature: -50°F to 600°F (-45°C to 315°C)
End Connections Options: NPT, BSPT, or flanged connections
Size Range Typically 1/4" to 2", with larger sizes available upon request
Features High strength and durability
Precise flow control with fine-thread design
Leak-proof design with robust sealing
Certification Compliance: ISO 9001, ASTM, and other relevant standards
Applications Oil and gas, chemical processing, marine applications, and power generation

Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803 / S32205

Chemical Properties

Grade C Mn Si P S Cr Mo Ni N Fe
S31803 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 22.0 – 23.0 3.0 – 3.5 4.50 – 6.50 0.14 – 0.20 63.72 min
S32205 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 21.0 – 23.0 2.50 – 3.50 4.50 – 6.50 0.8 – 0.20 63.54 min

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