Custom Stainless Steel 304 & 316 Valve Spare Parts | China Suppliers & Factory for Precision Investment Casting
lantianProduct Declaration
The products shown here are crafted in accordance with the unique specifications and requirements of our customers, showcasing the diverse investment casting capabilities available within the Lantian Group of Companies. It is our policy that none of these investment castings or associated designs will be sold to third parties without the prior written consent of the customers who hold ownership of the tooling, design, and specifications.
lantianAbout our Company
Lantian is the sales company of Lantian Group 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.
lantianCasting Service
Investment casting is a manufacturing process in which liquid material is poured into a mold that contains a hollow cavity of the desired shape and allowed to solidify.
At Lantian, we offer various casting methods including investment casting, sand casting, permanent mold casting, die casting, low-pressure casting, ESR casting, and lost foam casting, among others. We handle a range of materials including steel, cast iron, and non-ferrous metals. The weight of single components ranges from as small as 0.01kg to as large as 150 tons, meeting diverse customer requirements across industries.
lantianMachining Service
Machining is a process where raw material is shaped into a final product by removing material in a controlled way.
Lantian operates over 60 high-precision machines, including CNC centers, boring machines, milling machines, and lathes. Additionally, we utilize more than 300 inspection instruments, including three CMMs (Coordinate Measuring Machines) with precision at the micrometer level (μm). We are capable of maintaining tolerances as tight as 0.02mm in repeated production runs. Certified with ISO9001-2008 and ISO/TS16949, Lantian specializes in high-precision machining for metal components ranging from small to large-scale production.
lantian3rd Party Inspection
In addition to the self-inspection conducted by its sister factories and subcontractors, Lantian serves as a third-party inspection center. We offer a wide range of inspection services, including process inspections, random checks, and pre-delivery assessments. Our expertise covers material verification, mechanical performance, internal defect detection, dimensional accuracy, pressure testing, load testing, balance testing, surface treatment evaluations, and visual inspections.
We provide detailed weekly reports, complete with images and videos, along with full quality inspection documentation. Additionally, Lantian acts as a third-party inspection representative for several clients, ensuring the quality of products made by other suppliers.
lantianOur Exhibition
