Stainless Steel Investment Cast for Nuclear
Your Professional Stainless Steel Investment Cast for Nuclear Manufacturer!
Yangxin Orient Grand Precision Metal Co., Ltd. is a well-known professional supplier of precision metal castings and a professional manufacturer of investment casting in the industry. It has the ability to produce aluminum alloy castings, copper alloy castings, 3D printing wax mold castings, and auxiliary production castings such as water-soluble cores and ceramic cores. The company was established in 2002 and covers an area of 100 mu (66,700 square meters). It is a comprehensive high-tech enterprise and a technology-based small and medium-sized enterprise specializing in the R&D, production and sales of precision metal products such as precision casting production, deep processing, final surface treatment of castings, and product assembly.
Why Choose Us
Improve Equipment
We have perfect quality monitoring ability and complete testing equipment, such as spectral analysis, mechanical property testing, hardness testing, metallographic microscopic analysis, three coordinate measurement, X-ray testing, nondestructive testing and salt spray test, which provides an all-round guarantee for ensuring product quality.
Technical Service
Our company has a product laboratory, a product performance laboratory, and a product measurement laboratory. It has the technical support capabilities of mold design, product development, tooling design, product assembly, product testing experiments, etc. according to the product drawings provided by customers; it can also conduct surveying and mapping according to the samples provided by customers, and issue new product drawings, product assembly drawings and other engineering and technical services according to the customer's design concept.
Professional Team
We have a product R&D center and a patent technology R&D center, with a professional product R&D team.A monthly production capacity of 1 million pieces, and an annual production capacity of more than 1,000 tons of precision castings.
Wide Range of Applications
Our products are widely used in signal transmission, safety protection, fluid chemical industry, petrochemical industry, construction, medical equipment, shipbuilding, mining equipment, food machinery, packaging machinery, national defense equipment, transportation, mechanical engineering, aerospace and other industries. More than 90% of our products are exported, mainly to more than 20 countries and regions such as the United States, Britain, France, the Netherlands, Italy, Spain, Australia, Japan, and Taiwan.
Multiple Patents
We currently have 26 invention patents, 28 utility model patents, 2 domestic trademarks, 1 Madrid trademark, and have successfully passed the intellectual property rights standardization.
Types of Stainless Steel Investment Cast for Nuclear
The stainless steel investment cast for nuclear produced by our company mainly include the following types:
Stainless Steel Pump Impeller
Engineered for peak hydraulic performance and durability, our Stainless Steel Pump Impeller is precision-crafted using Investment Casting Technology to excel in corrosive, high-pressure, and abrasive environments. Designed for industries such as chemical processing, water treatment, oil & gas, and marine systems, this impeller ensures optimal fluid dynamics, energy efficiency, and long-term reliability. As a trusted Investment Casting Foundry, we deliver ISO-certified, customizable solutions tailored to meet global engineering standards.
|
Parameter |
Details |
|
Material |
304/316 Stainless Steel (Optional: Duplex 2205, Super Austenitic) |
|
Diameter Range |
50mm – 500mm (customizable) |
|
Max RPM |
Up to 3600 RPM |
|
Pressure Rating |
1000–3000 PSI (ASME Class 150–2500) |
|
Surface Finish |
As-cast (Ra ≤1.6μm), polished, electropolished, or coated (ceramic, PTFE) |
|
Standards |
ISO 9001, ASTM A743, API 610, ASME B73.1 |
Stainless Steel Valve Bonnet
Engineered for reliability in extreme conditions, our Stainless Steel Valve Bonnet is precision-crafted using Investment Casting Technology to ensure leak-proof performance, corrosion resistance, and durability in critical valve systems. Designed for oil & gas, chemical processing, marine, and power generation industries, this valve bonnet guarantees seamless integration, high-pressure integrity, and long-term functionality. As a leading Investment Casting Foundry, we deliver ISO-certified, customizable solutions that meet global engineering standards.
|
Parameter |
Details |
|
Material |
304/316 Stainless Steel (Optional: Duplex 2205, Super Austenitic) |
|
Size Range |
1" – 24" (DN25 – DN600, customizable) |
|
Pressure Rating |
Up to 2500 PSI (ASME Class 150–2500) |
|
Surface Finish |
As-cast (Ra ≤1.6μm), polished, electropolished, or coated (PTFE, ceramic) |
|
Standards |
ISO 9001, API 600, ASME B16.34, ASTM A351 |
|
Heat Treatment |
Solution annealing for enhanced corrosion resistance (optional) |
Advantages of Stainless Steel Investment Cast for Nuclear
Advantages Of Stainless Steel Pump Impeller
Corrosion Resistance: One of the primary advantages of stainless steel pump impeller is their excellent corrosion resistance. This property is particularly important in applications involving corrosive fluids or environments, such as marine or chemical processing industries.
Durability And Strength: Stainless steel pump impellers are known for their durability and strength. They can withstand high-stress conditions and maintain their structural integrity over extended periods, reducing the need for frequent replacements and maintenance.
Efficiency: The design and material properties of stainless steel pump impeller contribute to high efficiency in pumping and mixing applications. Their smooth surfaces and precise construction minimize energy loss, enhancing the overall performance of mechanical systems.
Hygienic Properties: In industries such as food and beverage or pharmaceuticals, the hygienic properties of stainless steel are crucial. stainless steel pump impellers are easy to clean and do not harbor bacteria, ensuring compliance with health and safety standards.
Temperature Resistance: Stainless steel pump impellers can operate effectively over a wide range of temperatures. This makes them suitable for applications involving extreme heat or cold, such as in HVAC systems or industrial processing.

Advantages of Stainless Steel Valve Bonnet
Corrosion Resistance
Made from grade 304/316 stainless steel for resilience against seawater, acids, and harsh chemicals.
01
High-Pressure Durability
Withstands pressures up to 2500 PSI (ASME Class 150–2500) without deformation.
02
Customizable Designs
Adjustable flange types (RF, RTJ), stem bores, and threaded connections.
03
Extended Lifespan
Robust construction reduces maintenance costs and downtime.
04
Precision Engineering
Tight tolerances (±0.15mm) ensure perfect sealing surfaces and compatibility with valve bodies.
05
Application of Stainless Steel Investment Cast for Nuclear
Application of Stainless Steel Pump Impeller




Chemical Processing
Stainless steel pump impellers have widespread applications due to their ability to resist extreme temperatures, pressures, and corrosive chemical environments. This resistance allows for the safe transport of both acidic and alkaline substances without the fear of material degradation.
Oil and Gas Industry
In oil refining processes, stainless steel pump impellers help transport viscous materials like crude oil and heavy petroleum. The turbine and screw pump impellers work well for this thick liquid as they can handle lower flow rates while producing high pressure. Moreover, stainless steel's durability and high resistance to corrosion help it deal with brines, salts, and sulfur, all of which are highly corrosive to metals.
Water Treatment and Waste Management
Stainless steel pump impellers help create the necessary movement for aeration, mixing, and pumping in sewage systems. Centrifugal and vortex pump impellers are commonly used in the initial and final stages of the wastewater treatment process, aiding in the transportation of water through various treatment filters. Stainless steel impellers resist wear from particles and contaminants found in wastewater, such as sludge and solids.
Food and Pharmaceutical Industries
In the food processing industry, stainless steel pump impellers work well to transport liquids like oils, juices, and milk. Stainless steel's non-reactive nature ensures that there is no contamination during processing. Stainless steel's clean, smooth surface also prevents bacteria accumulation, which is vital in both industries.
Marine Applications
Stainless steel pump impellers are vital for boat and ship propulsion systems. They help move the vessel through the water by generating thrust. The stainless steel construction offers corrosion resistance from saltwater, ensuring durability and efficiency. Stainless steel pump impellers can also be found in seawater pumps for cooling systems of marine vessels and machinery. Their strong and hard-wearing properties give stainless steel impellers reliable and effective functioning.
Application of Stainless Steel Valve Bonnet

Oil and Gas Industry: Stainless steel valve bonnets are vital in the oil and gas industry's upstream and midstream activities. They control the flow of highly corrosive and pressurized materials. For example, the weld and threaded bonnets provide the necessary sealing strength for these extreme conditions. This makes them especially critical for offshore ball valves, pipelines, and refining processes.
Chemical Processing: The chemical processing world operates many hazardous substances that demand utmost control and safety. The Stainless steel valve bonnets are constructed from corrosion-resistant materials such as stainless and alloy steels. This makes them suitable for a wide range of corrosive chemicals. The sturdy nature of these bonnets ensures that the equipment performs safety and sustainably.
Water Treatment: In sewage treatment, forged ball valves control water and wastewater flow. This regulates and protects against pressure and fluid complications, particularly in high-volume treatment facilities. Long-lasting stainless steel valve bonnets ensure reliable service in outdoor weather and provide a sustainable lifetime.
Power Generation: Stainless steel valve bonnets are also heavily used in steam control and other fluids in power generation. This includes thermal and nuclear power plants, where the working environment can be very critical. Bonnet materials such as stainless steel these extreme temperatures and pressures, making them invaluable to power generation's operational efficiency and system safety.
Mining: In the mining industry, liquids such as acids are used in mineral extraction. Any leaks from the equipment can damage the environment and endanger workers' health, hence the need for secured and reliable equipment. The Stainless steel valve bonnet in use are designed to withstand such situations so that they will not only last long, but also keep mining operations running safely.
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