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STEEL INVESTMENT CASTING

Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components

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In the most demanding industrial environments, equipment failure is not an option. Component integrity directly impacts productivity, safety, and operational costs. Our precision stainless steel casting services are specifically engineered to meet these extreme challenges, delivering high-integrity parts for heavy-duty machinery and industrial equipment through advanced manufacturing and rigorous quality control.

Superior Material Selection for Extreme Conditions
We specialize in a comprehensive range of stainless steel alloys, selected for their specific performance characteristics in corrosive, high-temperature, and high-wear environments. Our offerings include:

  • Austenitic Grades (e.g., 304, 316, CF8M): Excellent for general corrosion resistance and toughness.

  • Martensitic Grades (e.g., 410, 420, CA15): Ideal for applications requiring high strength, hardness, and wear resistance.

  • Duplex Stainless Steels (e.g., 2205, CD3MN): Provide a superior combination of strength and exceptional resistance to stress corrosion cracking.

Each alloy melt is controlled using spectral analysis to ensure precise chemical composition and consistent mechanical properties batch after batch.

Advanced Production Process for Complex Geometries
Our integrated manufacturing approach ensures parts are produced to the highest standards of accuracy and reliability.

  1. Investment Casting (Lost-Wax Process): This is our core expertise, allowing us to produce complex, near-net-shape components with excellent surface finishes and tight dimensional tolerances (typically CT6-CT8 per ISO 8062). This process minimizes the need for extensive secondary machining.

  2. Shell Molding: For certain larger components, we utilize resin shell molding to create robust molds that yield high-dimensional stability and superior casting surface quality.

  3. Post-Casting Processing: Our value-added services include full heat treatment (solution annealing, quenching, and tempering), precision CNC machining of critical features, and non-destructive testing (NDT).

Key Performance Properties

  • Exceptional Corrosion & Oxidation Resistance: Withstands harsh chemicals, saline environments, and high temperatures.

  • High Tensile Strength & Impact Toughness: Maintains structural integrity under heavy loads and dynamic stress.

  • Excellent Wear and Abrasion Resistance: Extends service life in high-friction applications.

  • High-Temperature Stability: Retains strength and resists scaling at elevated operating temperatures.

Applications Across Heavy Industries
Our stainless steel castings are critical components in sectors including:

  • Oil & Gas: Valve bodies, pump casings, impellers, and wellhead components.

  • Chemical Processing: Mixer blades, reactor vessels, and agitators.

  • Power Generation: Turbine blades, fittings, and housings for nuclear, thermal, and renewable plants.

  • Mining & Mineral Processing: Wear plates, slurry pump parts, and crusher components.

  • Pulp & Paper: Digester fittings and screen plates.

Partner with us for stainless steel castings that deliver unmatched durability and performance. Contact our engineering team to optimize your component design and receive a detailed project proposal.

About Us
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components factory
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components manufacture
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components factory
Material
Aluminum,gray cast iron,ductile iron,stainless steel, copper, brass, galvinized etc.
Size
Customized
Surface treatment
Powder coating, electroplating, oxide,anodization
Technics
laser cut, bend, weld, stamp,casting,forging
Certification
ISO9001:2015
OEM
Accept
Drawing Format
3D/CAD/Dwg/IGS/STEP
Color
Customized
Application
Appliance, Auto, Building, Capital equipment, Energy, Instrumentation, Medical device, Telecommunications
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components supplier
Who We Are
Dandong Pengxin Machinery Co., Ltd., founded in 1958, is a private enterprise specializing in casting, machining, and assembly.
Spanning 66,000 m² with 40,000 m² of workshops, it has $40M in assets and 330 employees, including 46 technical staff. Annual capacity reaches 100,000 tons.
Equipped with advanced technologies like high-pressure molding and Japanese FBO Ⅲ production lines, it produces up to 30,000
tons/year. Facilities include 12-pulse electronic furnaces, CNC machines, and a quality inspection center with precision
instruments.

 
Service

Pre-sales

Get your purchasing needs → Confirm order drawing→ Give customized solution → Offer a quotation → Make the pattern→ Provide samples→ Bulk production after samples approve the test.

On Sale

Drawing Control → Pattern Control → Raw Material Control → Molding Sand Control → Pouring Process Control → Raw Casting & Machining Control →Other Requirement Control→ Packing & Delivery Control.

After-Sales

Proactively get your feedback→ Engineering team gets involved→Casting engineer conducts metallographic and spectral tests based on the inventory test rods→Machining engineer's CMM inspection is based on the inventory samples→Provide solutions based on the test results→Welcome to contact us for your customized solution.
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components supplier
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components supplier
R&D
Our Company Owns A Provincial Level Technology Center, Plus A 15 Person R&D Team, With average 20+ Years Of R&D Experience. We can help customers design for free according to their requirements, or produce according to the drawings or samples.
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components manufacture
Production Capacity
100,000 tons+Annual production capacity for Iron.
30,000 tons+Annual production capacity for Aluminum.
80,000 tons+Annual production capacity for Steel.
4000+Mold develop production.

Quality Control

At Pengxin-Casting, process control begins as early as in the planning and development phase of the products. We support our customers to perform all required tests and inspections in a laboratory. It goes without saying that our plants are certified according to ISO 9001 and IATF16949 in line with a validated quality management. As we strive to accomplish our zero-error policy, you can rely on the following process control measures: Drawing Control → Pattern Control → Raw Material Control → Molding Sand Control → Pouring Process Control → Raw Casting & Machining Control →Other Requirement Control→ Packing & Delivery Control.
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components supplier

Pattern Control

We simulate feeding syetem to check the pattern desgin from the filling process and material solidification,In this way, we can shorten the mold development cycle, reduce the number of mold trials and improve product quality.The software we use includes ‌Abaqus,‌Moldflow and Moldex3D,simulate feeding system, reduce casting defects and improve efficiency.
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components supplier

Raw Material Control

We check the chemistry property as new raw material coming.
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components supplier

Raw Casting & Machining Control

All dimensions 100% measuring Raw material spectral analysis and X-ray detection Critical dimensions with CMM measuring.
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components details
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components factory
Our Process Control
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components factory
Our Team
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components details
Precision Stainless Steel Castings for Heavy Industrial Equipment and Machinery Components factory

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