What surface treatments are available?

Options include polishing, sand blasting, electro-polishing, zinc plating, hot dip galvanized, nickel plating, passivation, mirror polishing, brush polishing, PE coating, and powder coating.

What is the casting tolerance and roughness?

Casting tolerance is CT5-CT6 and roughness is Ra3.2-6.3. Machining tolerance is +/-0.02mm with roughness Ra0.8-1.6.

What are your main application areas?

Our products are mainly used for flow and control, oil and gas, various machines and equipment, ships, and cars building.

Factory Manufacturer Custom Die Cast Parts OEM Stainless Steel Die Casting

Name: Factory Manufacturer Custom Die Cast Parts OEM Stainless Steel Die Casting
Brand: Dongying Highco Metal Manufacturing Co., Ltd.
SKU: 2233522255

Shandong, ChinaDongying Highco Metal Manufacturing Co., Ltd.

US$10.00-20.00

100 Pieces

Product profile

Customization

Available

Casting Method

Thermal Gravity Casting

Process

Investment Casting

Model NO.

LWC049-027

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

Custom Tolerance & Roughness: Casting tolerance CT5-CT6 and roughness Ra3.2-6.3 are fully customizable.

Wide Material Selection: Supports 304/316 Stainless Steel, Carbon Steel, and Alloy Steel options.

Precision Machining: Machining tolerance +/-0.02mm with surface roughness Ra0.8-1.6.

Professional OEM/ODM: Experienced team with 15+ years in investment casting and machining.

Quality Assurance: ISO9001 certified with 100% inspection before shipment.

Fast Sample Delivery: Sample development cycle takes only 25-35 days.

Flexible Surface Treatment: Offers polishing, sand blasting, electro-polishing, and coating options.

Global Export Experience: Exported to Europe, North America, Australia, and Singapore.

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:What is the minimum order quantity?

The minimum order quantity is 1 piece.

Q:What materials are available for customization?

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

Q:What is the lead time for production?

The accepted lead time is 30-60 days. Sample development takes 25-35 days.

Q:What payment methods do you accept?

We accept T/T, LC, D/P, PayPal, Western Union, and small-amount payments in USD, EURO, or RMB.

Q:How do you guarantee product quality?

We provide a pre-production sample, conduct 100% checking during each production sector, and perform 100% final inspection before shipment. We are ISO9001 certified.