What is the lead time for samples?

The development cycle for samples is typically 25-35 days.

What materials are available?

We use Stainless Steel (304/304L, 316/316L, 310, 410), Duplex (2205, 2507), Carbon Steel (C45, 1020), and Alloy Steel (4310, 8620, 16MnCr5).

What is the minimum order quantity?

The minimum order quantity is 1 piece.

Stainless Steel Auto Part Precision Investment Casting Valve

Name: Stainless Steel Auto Part Precision Investment Casting Valve
Brand: Dongying Highco Metal Manufacturing Co., Ltd.
SKU: 2241130225

Shandong, ChinaDongying Highco Metal Manufacturing Co., Ltd.

US$5.00-50.00

100 Pieces

Product profile

Customization

Available

Casting Method

Thermal Gravity Casting

Process

Investment Casting

Model NO.

LWC064-042

Molding Technics

Gravity Casting

Application

Machinery Parts

Material

Cast Steel

Surface Preparation

Polishing

Surface Roughness

Ra0.8

Machining Tolerance

+/-0.02mm

Standard

AISI

Casting Tolerance

CT5-CT6

Casting Roughness

Ra3.2-6.3

Special Treatment

Sand Blasting, Polishing, Elctro Polishing

Lead Time

45-60days

Transport Package

Carton and Pallet

Specification

Trademark

customized

Origin

Shandong Province, China

Production Capacity

2000sets Per Month

Key features

Precision Investment Casting: Silica sol lost wax casting with tight tolerance +/-0.02mm and fine surface roughness Ra0.8.

Wide Material Selection: Available in Stainless Steel (304/316), Carbon Steel, Duplex, and Alloy Steel options.

Customizable Tolerances: Casting tolerance customizable to CT5-CT6 with roughness Ra3.2-6.3.

Extensive Surface Treatment: Options include polishing, sand blasting, electro-polishing, plating, and powder coating.

Large Scale Production: Capable of producing parts from 2g to 30kgs with over 100 tons monthly capacity.

ISO Certified Quality: ISO9001 and ISO14001 certified with 100% final inspection before shipment.

Expert Technical Support: Team with 15+ years experience in mold design, casting, and machining processes.

Flexible OEM/ODM Service: Supports customization from samples with professional R&D and engineering support.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedPatents Awarded

Dongying Highco Metal Manufacturing Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 6 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.00h

AI-Powered supplier vetting

SummaryDongying Highco Metal Manufacturing Co., Ltd. is identified as a limited, combined-type supplier and is described elsewhere as a trading company engaged in precision mechanical equipment processing and sales, precision castings, ship accessories, and automotive accessories. It offers steel castings and has OEM experience with well-known brands, export capability, in-stock service, and a stated 90% export-sales share. Its facilities include CNC lathes, drilling, polishing, pressing, and related equipment, with sample-based customization. Quality and complaint-handling procedures are documented and followed, although the approved-supplier list lacks signatures or dates. Key limitations are the absence of an available SDK, valid manufacturing-capacity contracts with associated subcontractors, overseas warehouses, overseas agents or branches, overseas showrooms, and offline trade-show participation. Financial information is limited to year labels without assessable financial values. An audit by TÜV Rheinland...

Supplier typeThe supplier is listed as a limited company with a combined organizational type, while its company nature is identified as a trading company. Its stated business scope covers processing and sales of precision mechanical equipment and accessories, precision castings, ship accessories, and automotive accessories; the primary offered product is steel casting.

CertificationsThe supplier is explicitly stated to hold a valid import and export license. A TÜV Rheinland audit is also recorded with coverage from April 24, 2025 to April 23, 2026, but the audit type is given only as “1” and the evaluation result as “0,” without an interpretable certification or pass description.

After-Sales capabilityThe supplier lists overseas service offerings including debugging, maintenance, repair, training, and equipment installation, and has documented, followed procedures for corrective actions and customer complaints. However, it has no overseas agents or branches, serves zero stated countries, and has no overseas warehouse or showroom, limiting demonstrated international service infrastructure.

Production capacityThe supplier reports in-stock capacity, a facility containing CNC lathes, lathes, drilling, polishing, pressing, and digital-caliper equipment, and 90% of sales from exports with self-operated import/export rights. It also reports written and followed inspection, supplier-capability assessment, corrective-action, and complaint procedures, although there is no valid manufacturing-capacity contract with the factory and associated subcontractors and the supplier reports zero cooperative suppliers.

Customization capabilityThe supplier explicitly provides customization from samples and has OEM capability for well-known brands, directly supporting its ability to produce customized products based on customer samples or brand requirements. No broader design-development or SDK capability is established.

Product Q&A

Q:Who are the suppliers?

We are professional suppliers for OEM metal parts based on investment casting, precision machining, and surface treatment, located in Shandong, China, established in 2019.

Q:How do you guarantee quality?

We provide a pre-production sample before mass production, perform 100% checking during each production sector, and conduct a 100% final inspection before shipment.

Q:What products can you buy from us?

We offer customized investment casted parts with or without precision machining and surface treatment, including handrail fittings, glass fencing fittings, and marine deck fittings.

Q:Why should you buy from us?

Our technical staff have over 15 years of experience in mold design, casting, and machining. We focus on improving efficiency to lower costs and provide long-term service and technical support.

Q:What services do you provide?

We accept delivery terms like FOB, CIF, DDP; lead time is 30-60 days; payment in USD, EURO, or RMB via T/T; and we speak Chinese and English.