January 5, 2019

Alloy Steel A217 GR C12

Grade C12 is covered by standard; it’s a good Chromium Molybdenum steel for Sand Casting and Investment Casting purpose.

/ A217M – 14 Standard Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service

Grade C12 Casting Chemical Composition Requirements and Mechanical Property:
Carbon: 0.20 max
Silicon: 1.00 max
Sulfur: 0.045 max
Phosphorus: 0.04 max
Chromium: 8.00-10.00
Molybdenum: 0.90-1.20
Copper: 0.50 max
Nickel: 0.50 max
Tungsten: 0.10 max
Total content of residual elements (Cu/Ni/W): 1.00 max
Tensile Strength: 90ksi-115ksi (620-795Mpa)
Yield Strength: 60ksi (415Mpa) min
Elongation in 2in. or 50mm: 18.0% min
Reduction of Area: 35% min

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.

Grade C12 Casting Heat treatment process:
Generally all castings need to be tempered at 1250°F [675°C] min
Grade C12 casting Application: Not to be used over 1200°F [649°C]  www.castingquality.com
Pump casing, Pump impeller.
Valve Body, Valve Bonnet, Valve Disc.
Machinery Spare Part.
Automobile Industry.

Manufacture Process in Casting Quality: Sand Casting, Precision Lost Wax Investment Casting.

Metal Castings

Alloy Steel ,
About China Castings
sand casting, investment casting, CNC machining and other castings from Chinese foundry

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