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

Lantian, a leading China-based factory and supplier of precision valve components, manages the entire production process internally. Established in 1997, we specialize in high-quality valve components, offering an impressive annual capacity of 600 tons for silicon sol investment casting and 4000 tons for water glass lost wax casting, Our comprehensive in-house capabilities encompass a wide range of investment casting processes, including silicon-sol, water glass, and mixed casting, allowing us to customize products according to specific valve component requirements. With both manual and automatic wax injection molding lines, we provide the flexibility needed to manufacture various types of valve components within the water glass casting process, Leveraging our extensive machining and shape correction experience, we maintain precision in producing both simple and complex valve parts, ensuring excellent dimensional accuracy. Our materials include carbon steel, alloy steel, and stainless steel, with valve components available in weights ranging from 0.05kg to 100kg, We back each valve component with a lifetime warranty on material properties and internal quality, assuring our clients of long-lasting performance and reliability. As an ISO-certified supplier, we are dedicated to upholding the highest quality standards, ensuring our valve components meet the most stringent industry requirements. Choose Lantian for your valve component needs and experience the excellence we provide as a premier China factory and supplier

    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 Product Declaration

    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

    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 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.

    Inspection Process 2
    Inspection Process 1
    Inspection Process 3

    Our Exhibition

    Lantian Exhibition 1
    Lantian Exhibition 2
    Lantian Exhibition 3

    Frequently Asked Questions

    Can I purchase the valve components shown on your website?

    No. The products shown are custom-made for specific customers. We do not sell these designs to third parties without the written consent of the original owners who hold the specifications and tooling rights.

    What types of casting services does Lantian provide?

    We offer a wide range of services including investment casting, sand casting, die casting, low-pressure casting, ESR casting, and lost foam casting, supporting weights from 0.01kg up to 150 tons.

    What is the machining precision capability of Lantian?

    With over 60 advanced CNC machines and 3 CMM systems, we can achieve precision down to the μm level and maintain repeated tolerances as tight as 0.02mm.

    Does Lantian offer third-party inspection for external products?

    Yes, Lantian acts as a third-party inspection center, representing clients to inspect valve parts sourced from other suppliers, ensuring material properties and dimensional accuracy.

    What certifications does Lantian hold for quality assurance?

    Lantian is certified under ISO9001-2008 and ISO/TS16949, ensuring all manufacturing and machining processes meet international quality standards.

    How much experience does Lantian have in exporting?

    Lantian has over 30 years of manufacturing experience and more than 15 years of exporting experience, with 100% of products sold to overseas markets, including Fortune 500 companies.