April 9, 2020

Duplex Stainless Steel CD4MCuN (UNS J93372)

CD4MCuN (UNS J93372) is casting duplex stainless steel (austenitic/ferritic) in ASTM A995 and ASTM A890. The duplex stainless steel alloys offer a combination of enhanced mechanical properties and corrosion resistance.

Casting Material Grades: ASTM A995 Grade 1B; ASTM A890 Grade 1B; Type 25Cr-5Ni-Mo-Cu-N; Casting UNS J93372; ACI CD4MCuN;

Casting Methods in Casting Quality Industrial: castingquality.com

  • Sand Casting castingquality.com
  • Investment Casting (Lost Wax Casting, Precision Casting)

Reference Casting Standards and others: castingquality.com

ASTM A890/890M Standard Specification for Castings, Iron-Chromium-Nickel-Molybdenum Corrosion-Resistant, Duplex (Austenitic/Ferritic) for General Application

ASTM A995/995M Standard Specification for Castings, Austenitic-Ferritic (Duplex) Stainless Steel, for Pressure-Containing Parts

Stainless Steel Pump Head, Pump Housing, Pump casing

Our Services

  1. Sand Casting

    Casting Quality focus on Metal Parts industry, we provide professional service in Metal Casting field.

    Sand Casting is a popular metal form method, are suitable for all materiel, such as grey iron, ductile iron, malleable iron, carbon steel, stainless steel, aluminum and bronze.

  2. Investment Casting

    also named as precision lost wax casting, mainly suitalbe for carbon steel and stainless steel parts. We also provide grey iron and ductile iron and aluminum and bronze parts by investment casting. It can achieve the best appearance with good tolerance

  3. Shell Casting

    Shell casting method is a good option to replace investment casting and sand casting. the quality is better than sand casting parts, suitable for bulk production.

  4. CNC Machining

    CNC Milling, CNC turning with 5 xix CNC center, we provide precision machining for all castings based on customers design drawings.

  5. CAD Design

    Mechanical Design service based on customers requirement, our software is Solidworks and AutoCAD.

  6. Tools/Mold Design

    Mould design and production will be served for metal casting ad plastic injection industry. Based on our more than 10 years experience, we supply professional molds for our customers in Europe and North American.

CD4MCuN (UNS J93372) Chemical composition (nominal) %: castingquality.com

Stainless Steel GradeCD4MCuN Chemical Composition / Physical Properties %
(max, except where range is given)
ASTM A890 Grade 1BCD4MCuNJ933720.0401.001.000.0400.04024.5-26.54.7- 6.01.7- 2.32.7- 3.30.10- 0.25
ASTM A890 Grade 1BCD4MCuNJ933720.0401.001.000.0400.04024.5-26.54.7- 6.01.7- 2.32.7- 3.30.10- 0.30


CD4MCuN (UNS J93372) Stainless Steel Mechanical Property:

Tensile Strength, min 100ksi [690Mpa];

Yield strength, min 70Ksi [485Mpa];

Elongation 16% castingquality.com

Stainless Steel CD4MCuN (UNS J93372) Casting Heat treatment process:

Heat to 1900°F [1040°C] minimum, hold for sufficient time to heat casting uniformly to temperature, quench in water or rapid cool by other means.  castingquality.com

CD4MCuN (UNS J93372) Hardness (not required): ≤HB300(HRC32)

CD4MCuN (UNS J93372) Casting Typical Application castingquality.com


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