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Nickel Alloy Forged Pipe Fitting ASME SB564 UNS N04400 Monel 400 Thread Coupling

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Nickel Alloy Forged Pipe Fitting ASME SB564 UNS N04400 Monel 400 Thread Coupling

Brand Name : YUHONG

Model Number : ASME SB564 Monel 400 Forged Coupling

Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008

Place of Origin : CHINA

MOQ : 1PC

Payment Terms : L/C, T/T

Delivery Time : 7days

Packaging Details : PLYWOOD CASE, PALLET

Product Name : Coupling

Specification : ASTM B564/ASME SB564 Monel 400

Dimension : ANSI/ASME B16.11, MSS SP 97, MSS SP 83, MSS SP 95, MSS SP 97

Size : 1/8" to 4"

Classs : 3000#,6000#,9000#

Pattern : Weldolet, socketolet, threadolet, nipolet, latrolet, elbowolet

Application : Industry, Natural Gas , Petroleum, Gas And Oil Pipes, Chemical

High Light : ASTM B564 Monel 400 Thread Coupling, Nickel Alloy Forged Pipe Fittings

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ASTM B564 Forged Pipe Fitting Monel 400 / UNS U04400 Nickel Alloy Thread Coupling

A forged thread coupling is a type of pipe fitting manufactured through the forging process, featuring internal threads (NPT) at both ends. Its primary function is to connect two pieces of externally threaded pipe of the same nominal size in a straight run, providing a pressure-tight mechanical joint without welding.

In summary, a forged thread coupling is a robust, practical solution for many piping connections where welding is not desired or practical. Its performance hinges on correct material selection, proper installation, and appropriate application within its design limitations.

Specification

Type Thread Coupling, Thread Half Coupling, Reducing Coupling
Specification ASTM B564/ASME SB564 Monel 400
Other Pattern Weldolet, socketolet, threadolet, nipolet, latrolet, elbowolet
Size 1/8" - 4"
Class 3000#, 6000#, 9000#
Dimension ANSI/ASME B16.11, MSS SP 97, MSS SP 83, MSS SP 95, MSS SP 97
Application Industry, Natural Gas , Petroleum, Gas And Oil Pipes, Chemical

ASME SB564 Monel 400 Nickel Alloy Forged Fitings Chemical Composition

Grade C Mn Si S Cu Fe Ni
Monel 400 0.30 max 2.00 max 0.50 max 0.024 max 28.00 – 34.00 2.50 max 63.00 min

ASME SB564 Monel 400 Nickel Alloy Forged Fitings Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Monel 400 8.8 g/cm3 1350 °C (2460 °F) Psi – 80,000 , MPa – 550 Psi – 35,000 , MPa – 240 40 %

Common Materials of forged fittings

  • Carbon Steel: ASTM/ASME A105 (general service)

  • Stainless Steel: ASTM/ASME A182 F304/F304L, F316/F316L (corrosion resistance)

  • Alloy Steel: ASTM/ASME A182 F11, F22 (high-temperature service)

  • Nickel Alloys: Monel 400 (SB564), Inconel 600/625, Hastelloy C276 (severe corrosion/heat)

  • Duplex/Super Duplex Stainless: A182 F51/F53/F55 (high strength & chloride resistance)

Important Selection Considerations
Material Compatibility: Coupling material must match or exceed pipe material grade and be compatible with the process fluid.
Service Conditions: Temperature, pressure, cyclic loading, corrosion potential.
Thread Sealant Choice: Must be chemically compatible and rated for service temperature/pressure.
Inspection: Ensure threads are clean, undamaged, and to gauge before installation.
Alternative: Consider Socket Weld Couplings (per same standard B16.11) for more leak-tight, permanent joints in critical service.

Applications

  1. Low/Medium Pressure Piping Systems: Where welded joints are impractical.

  2. Maintenance & Repair: Easy installation/disassembly for modification or repair.

  3. Instrumentation Lines: Small-bore tubing and gauge connections.

  4. Temporary Installations: Construction sites, test setups.

  5. Systems Prohibiting Welding: Hazardous areas or specific process requirements.

  6. Oil & Gas, Chemical, Water, HVAC: Common in utility and process piping.

Nickel Alloy Forged Pipe Fitting ASME SB564 UNS N04400 Monel 400 Thread Coupling


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