Custom Stainless Steel Valves and Accessories from China Suppliers - Precision Metal Casting Factory for Fluid Control
Product Declaration
The items displayed here are produced to the exact specifications requested by our customers, illustrating the advanced manufacturing capabilities available within Lantian, especially in the field of investment casting for valve components.
We guarantee that none of these products, especially related to valve casting, will be sold to third parties without the prior written approval of the customers to whom the designs, tooling, and specifications belong.
About our Company
Lantian PrecisionCasting Company 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.
Casting Service
Casting is a process where molten material is poured into a mold and allowed to solidify, taking the shape of the mold.
Lantian provides diverse casting methods, including investment casting, sand casting, permanent mold casting, die casting, low-pressure casting, ESR casting, and lost foam casting. We specialize in casting valve components, using materials like carbon steel, stainless steel, and non-ferrous alloys. We handle parts with weights ranging from 0.01kg to 150 tons.
Machining Service
Machining involves the removal of material to shape it into the desired form.
Lantian uses over 60 high-precision machines such as CNC centers, lathes, and milling machines. Our inspection capabilities include more than 300 tools, with 3 CMM systems offering μm-level precision. We specialize in precision machining of valve spare parts, ensuring tolerance up to 0.02mm. We are ISO9001-2008 and ISO/TS16949 certified.
3rd Party Inspection
Lantian also operates as an independent third-party inspection center, in addition to in-house inspections at our sister factories. We offer inspections for valve components, covering material properties, mechanical testing, dimensional checks, pressure, and surface treatment.
We provide detailed weekly reports with photos and videos, and maintain full inspection documentation. We also serve as third-party inspection representatives for clients whose products are made by other suppliers.
Our Exhibition
Frequently Asked Questions (FAQ)
Are custom designs protected by Lantian?
Yes. We guarantee that none of the products made to our customers' exact specifications, especially related to valve casting, will be sold to third parties without the prior written approval of the customers to whom the designs, tooling, and specifications belong.
What casting methods does Lantian offer?
Lantian provides diverse casting methods, including investment casting, sand casting, permanent mold casting, die casting, low-pressure casting, ESR casting, and lost foam casting.
What materials and part weights can Lantian handle for casting?
We specialize in casting valve components using carbon steel, stainless steel, and non-ferrous alloys. The weight range we handle is from 0.01kg up to 150 tons.
What are Lantian's machining capabilities and precision tolerances?
Lantian utilizes over 60 high-precision machines, including CNC centers, lathes, and milling machines. We guarantee tolerances up to 0.02mm for precision valve spare parts and are ISO9001-2008 and ISO/TS16949 certified.
Does Lantian provide third-party inspection services?
Yes, Lantian operates as an independent third-party inspection center. We inspect valve components for material properties, dimensions, pressure, surface treatment, and mechanical properties, and can act as representatives for products made by other suppliers.
What is Lantian's manufacturing and exporting experience?
Lantian has over 30 years of manufacturing experience and 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.







