Monel Weld Neck Flange Alloy 400

Copper Nickel Weld Neck Flange

Quality assured Monel Weld Neck Flange is made of top class Nickel Copper Alloy 400 that available in different but precisely sizes.

Weld neck flanges is one of the most commonly used flange type which has a high tapered hub. The high hub reinforced the connection and makes it more stable in high pressure and extreme temperature.

Zizi is an ISO certified manufacturer and exporter, we offer pipe fittings and flanges in stainless steel, carbon steel, duplex stainless steel, Nickel based alloy and Titanium alloy.

Weld Neck Flanges Class 300 Dimensions

Standard: ASME B16.5

Diameter: 5”

Wall thickness: Class 300

Seal face: Raised Face

Schedule: Sch 40

Material: ASTM B366/ B564 Monel 400

Solution: Solid solution

Weld Neck Flange Class 300 Dimensions

Weld Neck Flange Class 300 Dimensions

What is Monel 400 Flange?

Monel 400, also known as Alloy 400, UNS N04400, is a kind of copper nickel alloy that contains 65Ni-34Cu. It was the first nickel based alloy to be applied that has great resistant to acid and stress corrosion.

Monel 400 flange suits for many industrial applications such as sea water desalination, effluent treatment, Nuclear power generation, petroleum, chemicals and food industry, etc.

5 Monel 400 Weld Neck Flange

5 Monel 400 Weld Neck Flange

Features of Monel Weld Neck Flange

  • Anti-rust
  • Antioxidant
  • High temperature resistance
  • Acid & Alkalis corrosion Resistance
  • Good mechanical properties

Shipment of Monel Weld Neck Flange

Delivery Port: Shanghai, Tianjin, Qingdao

Lead Time: 10 Days are ready for MONEL 400 FLANGE

Package: Plastic bag, carton cases and wooden box.

Document: BL, CI,CO, MTC, PL

Certificate: CE, ISO, TEST REPORT

Specification of Forged Flanges

Standard ASME B16.5, ASME B16.47, ISO7005-1, BS4504-3.1
Diameter 1/2” to 24”
Pressure Class 150, 300, 600, 900, 1500, 2500
Seal Face Flat Face Monel 400 Flange, Raised Face, Ring Type Joint
Copper Nikel Alloy Monel Monel Weld Neck Flange 400, 405, K500,
Stainless Steel ASTM A182 F304/304L/304H, 316/316L/316H, 321, 310/310S, 317,347
Carbon Steel ASTM A105/A105N, A350 LF2/LF3, A694 F52, F65, F70
Alloy Steel ASTM A182 F1, F5, F9, F11, F12, F22, F91
Duplex Steel ASTM A182 F51, F53, F55, F60

Flange Types

  • Slip On Flange
  • Threaded Flange
  • Socket Weld Flange
  • Blind Flange
  • Lap Joint Flange
  • Weld Neck Flange

Monel 400 Properties

Chemical Composition, %

C Mn Si Cu S Ni Al Fe
0.3 2 0.5 28-34 0.02 63 Min 0.5 1-2.5

Mechanical Properties

Tensile Strength Yield Strength Elongation Density Melting Point
550 MPa 240 MPa 40 % 8.8 g/cm3 1350 ℃

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