Your Professional Pump Casting Supplier
HEBEI YOGEM is a professional OEM casting supplier, established in 2013. We specialize in providing premium castings tailored to your specific needs. Our expertise covers a wide range of materials, including grey iron, ductile iron, aluminum alloy, stainless steel, duplex/super duplex, alloy steel, and heat-resistant steel. Using advanced manufacturing techniques, we deliver precision-engineered products that meet the highest industry standards.
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Product Name: pump body. Material: grey iron/ ductile iron . Weight Scope: 0.5-1800kg. Production Technology: Auto molding line; Lost Foam molding line; Joint Squeezer;Shell molding;Resin sand.
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Product Name: pump impeller. Material: stainless steel; . Weight Scope: 0.5-200kg. Production Technology: Silica sol investment casting; Sand casting; Shell molding.. Machining: customized. Surface
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Product Name: pump diffuser. Material: stainless steel. Weight Scope: 0.1-1800kg. Production Technology: Silica sol investment casting; Sand casting; Shell molding. Machining: customized. Surface
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Product Name: pump body. Material: stainless steel. Weight Scope: 0.5-1800kg. Production Technology: Silica sol investment casting; Sand casting; Shell molding.. Machining: customized. Heat
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Product Name: pump body. Material: copper alloy. Weight Scope: 0.5-100kg. Production Technology: Investment casting; Shell molding; Sand casting, Permanent mold casting. Machining: customized.
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Product Name: pump impeller. Material: grey iron/ ductile iron . Weight Scope: 0.5-200kg. Production Technology: Auto moulding line; Joint Squeezer;Shell molding;Resin sand. Machining: customized.
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Product Name: pump impeller. Material: copper alloy. Weight Scope: 0.5-100kg. Production Technology: Investment casting; Shell molding; Sand casting, Permanent mold casting. Machining: customized.
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Product Name: pump impeller. Material: Aluminum. Weight Scope: 0.1-60kg. Production Technology: Sand casting; Shell molding;Permanent mold casting; Investment casting.. Machining: customized. Surface
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Product Name: pump diffuser. Material: grey iron/ ductile iron; . Weight Scope: 0.2-1800kg. Production Technology: Auto molding line; Lost Foam molding line; Joint Squeezer;Shell molding;Resin sand.
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Product Name: pump diffuser. Material: copper alloy. Weight Scope: 0.5-100kg. Production Technology: Investment casting; Shell molding; Sand casting;Permanent mold casting. Machining: customized.
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Product Name: pump bracket. Material: grey iron/ ductile iron. Weight Scope: 0.2-1800kg. Production Technology: Auto molding line; Lost Foam molding line; Joint Squeezer;Shell molding;Resin sand.
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Cast Stainless Steel Pump Bracket
Product Name: pump bracket. Material: stainless steel; . Weight Scope: 0.1-1800kg. Production Technology: Silica sol investment casting; Water glass investment casting ; Sand casting; Shell molding.
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Why choose us
Our Certificates
All of our products are certified with ISO 9001:2015, ISO 45001, and ISO 14001 standards. These certifications ensure that our products meet high quality, environmental, and safety management standards.
After-Sales Service
From initial consultation to after-sales support, our team is committed to providing exceptional service at every stage.
Production Market
Over 95% of our products are exported to more than 15 countries, including the USA, Canada, countries in the European Union, Japan, Australia, and South Korea. As a result, we have built a strong reputation for reliability and excellence in the global market.
Commitment to Quality & Sustainability
Quality and innovation are at the core of everything we do. Our state-of-the-art facilities include foundries, machining workshops, and a dedicated inspection center, ensuring that every product meets rigorous quality standards. In addition to technology, we are deeply committed to environmental protection and strive to minimize our ecological footprint.
Material Grades & Properties

Gray Iron (ASTM A48)
Grades: Class 30, Class 35, Class 40.
Advantages: High damping capacity, good castability, and suitable for low- to medium-pressure systems.
Typical Composition (%):
•Carbon: 3.0 – 3.5
•Silicon: 1.8 – 2.5
•Manganese: 0.5 – 1.0
•Phosphorus: ≤ 0.15
•Sulfur: ≤ 0.12
Ductile Iron (ASTM A536)
Grades: 60-40-18, 65-45-12, 80-55-06.
Advantages: High tensile strength, excellent toughness, impact and fatigue resistance, ideal for high-stress environments.
Typical Composition (%):
•Carbon: 3.5 – 3.8
•Silicon: 2.2 – 2.8
•Manganese: 0.2 – 0.5
•Magnesium: 0.03 – 0.05
•Phosphorus: ≤ 0.08
•Sulfur: ≤ 0.02

Materials Used in Pump Housings
Pump housings, integral to pump assemblies, are constructed using various materials, with cast iron and stainless steel being among the most commonly employed.
Cast iron is a traditional choice due to its exceptional durability and high resistance to corrosion. Its robustness makes it suitable for diverse industrial applications. Conversely, stainless steel is favored for its corrosion-resistant properties, making it ideal for applications where the pump housing may be exposed to harsh chemicals or environments.
Comparative Analysis of Materials
|
Criteria |
Cast Iron |
Stainless Steel |
|
Durability |
Exceptional; highly durable |
Resistant to corrosion |
|
Cost |
Cost-effective |
Slightly more expensive |
|
Suitability |
Suitable for heavy-duty applications |
Ideal for corrosive environments |
Types of Pump Housings Based on Functionality

Centrifugal Pump Housings
These housings are designed to work with centrifugal pumps, commonly used for applications requiring high flow rates. They are crafted to handle various fluids, from water to chemicals, and can be found in both residential and industrial settings.
Positive Displacement Pump Housings
Specifically tailored for positive displacement pumps, these housings are versatile and efficient in handling viscous fluids or those requiring precise metering. They find applications in industries such as oil and gas, pharmaceuticals, and food processing.


Axial Flow Pump Housings
These housings are optimized for axial flow pumps, well-suited for low head, high flow rate applications such as irrigation, drainage, and wastewater treatment.
Diaphragm Pump Housings
Designed for diaphragm pumps, these housings are robust and capable of handling sensitive fluids or those prone to contamination. They are commonly utilized in chemical transfer, sewage systems, and industrial applications.

Types of Casting Methods Used
Several casting methods cater to diverse pump housing designs:
Sand Casting
Widely used due to its versatility and cost-effectiveness. It involves forming a mold from sand, into which molten metal is poured.
Investment Casting
Utilized for intricate designs, this method involves creating a wax pattern, coating it with ceramic, and then melting the wax to create a mold for pouring metal.
Die Casting
Suitable for high-volume production, this method involves injecting molten metal into a mold under high pressure.
FAQ
We're well-known as one of the leading pump casting manufacturers and suppliers in China. Please feel free to wholesale high quality pump casting made in China here from our factory. For customized service, contact us now.












