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Customized Stainless Steel Water Pump Impeller - China Factory Suppliers for Investment Casting Parts
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Customized Stainless Steel Water Pump Impeller - China Factory Suppliers for Investment Casting Parts

Lantian, a leading factory in China, specializes in the production of precision valve components through a comprehensive in-house process that includes pattern design, casting, heat treatment, machining, and surface treatment. We proudly export 100% of our high-quality products internationally, establishing ourselves as a trusted supplier in the global market, Since our establishment in 1997, Lantian has achieved an impressive annual production capacity of 600 tons for silicon sol investment casting and 4000 tons for water glass lost wax casting, focusing exclusively on high-quality valve components, Our factory is equipped with advanced capabilities covering a broad range of investment casting processes, including silicon-sol, water glass, and mixed casting. We customize our manufacturing to meet the specific requirements of valve components, ensuring precise dimensions and performance, We utilize both manual molding and automatic wax injection & molding lines, allowing us the flexibility to produce various types of valve components within the water glass casting process. Our extensive experience in machining and shape correction guarantees that even the simplest and most complex valve parts are manufactured with exceptional dimensional accuracy, Our materials include carbon steel, alloy steel, and stainless steel, with the capability to produce valve components weighing from 0.05kg to 100kg. Each product comes with a lifetime warranty on material properties and internal quality, offering long-lasting performance and reliability, As an ISO certified supplier, we are dedicated to upholding the highest quality standards to ensure our valve components meet the most stringent industry requirements. Trust Lantian as your premier source for valve components in China

    Product Declaration

    Products shown here are custom-made to meet the precise needs of each customer, demonstrating the broad manufacturing capabilities of Lantian, particularly for investment casting of valve components.

    Our policy ensures that none of these products, especially valve-related casting parts, will be sold to third parties without the written consent of the customers who own the designs, tooling, and specifications.

    Lantian custom-made valve components

    About our Company

    Lantian Precision Casting Company is the sales company of Lantian of Companies. Features of Lantian simply summarized as below:

    • Trusted supplier of steel, iron & non-ferrous components.
    • Extensive documented quality program in place.
    • Castings, forgings, stampings, machining, welding & fabrication services.
    • 9 related factories, over 50 joint-venture sub-contractors.
    • 30+ years of manufacturing experiences, 15+ years of exporting experience.
    • 100% of products sold to overseas customers.
    • 50% of customer base is Fortune 500 companies.

    Casting Service

    Casting is the process of pouring molten material into a mold to form parts, which are then allowed to solidify.

    Lantian offers a range of casting services, including investment casting, sand casting, die casting, low-pressure casting, ESR casting, and lost foam casting. Our expertise includes casting valve components with materials such as carbon steel, stainless steel, and non-ferrous alloys. We support components with weights ranging from 0.01kg to 150 tons.

    Lantian casting service process

    Machining Service

    Machining shapes raw material into a final product by removing excess material using controlled processes.

    Lantian operates more than 60 advanced machines, including CNC, boring, milling, and turning equipment. We use over 300 inspection instruments, with 3 CMM systems offering precision down to the μm level. We specialize in machining valve components, ensuring repeated tolerances as tight as 0.02mm. Lantian is certified under ISO9001-2008 and ISO/TS16949.

    Lantian CNC machining service

    3rd Party Inspection

    In addition to in-house inspection processes, Lantian acts as a third-party inspection center. We provide inspections for valve parts, covering material properties, mechanical performance, internal defects, dimensional accuracy, and surface treatment.

    We offer weekly project reports with images and videos and maintain detailed inspection documentation. Lantian also represents clients for third-party inspections when products are sourced from other suppliers.

    Third party inspection process 2
    Third party inspection process 1
    Third party inspection process 3

    Our Exhibition

    Lantian Exhibition Booth 1
    Lantian Exhibition Booth 2
    Lantian Exhibition Booth 3

    Frequently Asked Questions

    What casting services does Lantian offer?

    Lantian provides a comprehensive range of casting services, including investment casting, sand casting, die casting, low-pressure casting, ESR casting, and lost foam casting. We work with carbon steel, stainless steel, and non-ferrous alloys, supporting component weights from 0.01kg to 150 tons.

    How does Lantian protect proprietary product designs?

    We strictly enforce a policy ensuring that no custom-made products, particularly valve-related casting parts, are sold to third parties without the written consent of the customers who own the designs, tooling, and specifications.

    What are Lantian's machining capabilities and tolerances?

    We operate over 60 advanced machines, including CNC, boring, milling, and turning equipment. Supported by 3 CMM systems and 300+ inspection tools, we can ensure repeated machining tolerances as tight as 0.02mm.

    Does Lantian provide third-party inspection services?

    Yes, Lantian acts as a third-party inspection center. We inspect valve parts for material properties, mechanical performance, internal defects, dimensional accuracy, and surface treatments, providing weekly reports with images and videos.

    What quality certifications does Lantian hold?

    Lantian Precision Casting Company is fully certified under ISO9001-2008 and ISO/TS16949 quality management standards, ensuring consistent and documented quality programs.

    What is Lantian's experience in export and manufacturing?

    Lantian has over 30 years of manufacturing experience and more than 15 years of exporting experience. 100% of our products are sold to overseas customers, with 50% of our customer base consisting of Fortune 500 companies.