Grade WC9 is covered by ASTM A217 standard; it’s a good Chromium Molybdenum steel for Sand Casting and Investment Casting purpose.
ASTM A217 / A217M – 14 Standard Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service
ASTM A217 Grade WC9 Casting Chemical Composition Requirements and Mechanical Property:
Carbon: 0.05-0.18
Manganese:0.40-0.70
Silicon: 0.60 max
Sulfur: 0.045 max
Phosphorus: 0.04 max
Chromium: 2.00-2.75
Molybdenum: 0.90-1.20
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Copper: 0.50 max
Nickel: 0.50 max
Tungsten: 0.10 max
Total content of residual elements (Cu/Ni/W): 1.00 max
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Tensile Strength: 70ksi-95ksi (485-655Mpa)
Yield Strength: 40ksi (275Mpa) min
Elongation in 2in. or 50mm: 20.0% min
Reduction of Area: 35% min
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A217 WC9 Valve Body
PDF VIEWOur Services
- 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.
- 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
- 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.
- CNC Machining
CNC Milling, CNC turning with 5 xix CNC center, we provide precision machining for all castings based on customers design drawings.
- CAD Design
Mechanical Design service based on customers requirement, our software is Solidworks and AutoCAD.
- 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.
ASTM A217 Grade WC9 Casting Heat treatment process:
Generally all castings need to be tempered at 1250°F [675°C] min
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ASTM A217 Grade WC9 Application: Not to be used over 1100°F [593°C]
Pump casing, Pump impeller.
Valve Body, Valve Bonnet, Valve Disc.
Machinery Spare Part.
Automobile Industry.
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Manufacture Process in Casting Quality: Sand Casting, Precision Lost Wax Investment Casting.
