What are your typical production lead times and shipping methods?

Simple parts can be made in one week with complete CAD models. Shipping is 3-7 days by air-express or 15-30 days by ocean shipping globally.

How long does it take to receive a quote?

We generally quote within 24 hours. Depending on complexity, we ensure to send a competitive quote no later than 48 hours.

What are your payment terms?

For amounts under USD 5,000, we accept Telegraphic Transfer (T/T) in advance. For amounts over USD 5,000, we accept a 60% deposit by T/T and 40% before shipment.

Corrosion Resistant Duplex Steel Investment Casting Spring Lifting Ring for Marine Engineering

Name: Corrosion Resistant Duplex Steel Investment Casting Spring Lifting Ring for Marine Engineering
Brand: Dongguan Star Machining Technology Co., Limited
SKU: 2250903445

Guangdong, ChinaDongguan Star Machining Technology Co., Limited

US$1.50

500-999 Pieces

US$1.20

1,000-4,999 Pieces

US$0.80

5,000-9,999 Pieces

US$0.70

10,000+ Pieces

Product specifications

Weight range

Material

Product profile

Customization

Available

Die Casting Machine Type

Cold Chamber Die Casting Machine

Die Casting Method

Precision Die Casting

Application

Machinery Parts

Machining

CNC Machining

Material

Stainless Steel 304

Surface Preparation

Polishing

Pressure Chamber Structure

Horizontal

Tolerance Grade

Casting Surface Quality Level

Certification

ISO9001: 2015

Lead Time

1-2 Weeks for Samples,3-4 Weeks for Mass Productio

Drawing Accepted

STP, Step, Lgs, Xt, Autocad(Dxf,Dwg), Pdf, or Samp

Transport Package

30*25*30

Specification

Gross weight (including packaging): 20kg

Origin

Guangdong, China

Production Capacity

50000PCS/Month

Key features

Fast Sample Delivery: Samples delivered in 1-2 weeks, mass production in 3-4 weeks.

High Precision Casting: Tolerance +/- 0.1mm, Surface Roughness Ra1.6-3.2.

Wide Material Choice: Over 30 metals including stainless steel, duplex steel, and alloys.

Strict Quality Control: ISO 9001:2015 certified with full inspection from material to final product.

Expert Engineering Support: 15+ years experience with expert engineers for quick DFM feedback.

Global Fast Shipping: Reliable DHL/UPS partners for quick and cost-effective delivery.

Flexible Customization: Accepts STP, STEP, LGS, XT, AutoCAD, PDF, or samples for custom parts.

Low MOQ: Minimum Order Quantity is 1, suitable for prototyping and small batches.

Company profile

Fast DeliveryCustomization from SamplesOEM ServicesR&D Capabilities

Dongguan Star Machining Technology Co., Limited

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤0.01h

AI-Powered supplier vetting

SummaryDongguan Star Machining Technology Co., Limited is described as a full-service CNC machining and molding manufacturer with 15 years of experience. It offers CNC machining parts, precision metal components, die-casting mold design, tooling, fixtures, mold parts, and one-stop processing from drawing design through surface treatment and quality control. The supplier supports extensive customization and reports that 90% of sales come from exports, but its export history is stated as four years. It claims an ISO 9001:2015 quality-management-based production process and an after-sales service system. OEM service for well-known brands is indicated, while SDK availability is explicitly absent. The company has four employees, no overseas showroom, agents, or branches, and no reported offline trade-show participation. Financial indicators are represented only by years, without substantive performance values. Sustainability-related fire-drill and environmental-assessment status is unknown.

Supplier typeThe supplier is identified as Dongguan Star Machining Technology Co., Limited, a limited company and independent manufacturer specializing in CNC machining, precision metal components, and die-casting mold design. Its stated operations are manufacturing-focused rather than trading-only.

After-Sales capabilityThe company explicitly claims to have a complete industry after-sales service system and says it continues improving this system, supported by technical foundations and scientific management. This is direct evidence of an established after-sales capability, although no specific service channels or response metrics are provided.

Production capacityThe supplier describes end-to-end processing from drawing design, mold production, blanks, and surface treatment through production follow-up and quality control. It also offers tooling, fixtures, mold parts, CNC machining, and die-casting mold design, indicating broad manufacturing coverage; however, the stated workforce of four employees limits the evidence for large-scale capacity.

Customization capabilityThe supplier supports customization from samples and designs, minor and full customization, and flexible customization. Its stated one-stop process covers design through mold production, treatment, and quality control, providing explicit evidence of substantial customization capability.

Product Q&A

Q:Where is your factory located?

Our factory is located at No.2, Xinglian Street, Huangjiang Town, Dongguan City, Guangdong Province.

Q:Do you have quality management system certifications?

Yes, we are ISO 9001:2015 certified. We also hold IATF 16949:2016 for automotive and ISO 14001:2015 for environment.

Q:Do you offer design services for machined parts?

We have design capabilities, but the customer must approve and assume responsibility for the final design. Please submit fully defined products with prints, CAD models, and specifications.

Q:Do you provide samples? What are the costs and lead times?

Yes, we provide samples. Sample fees vary by complexity but may be refundable upon placing a production order. Lead time is 1-2 weeks. Shipping costs are borne by the customer.

Q:What manufacturing equipment do you have?

We have 26 CNC Machining Centers, 18 CNC Turning Machines (Lathes), and 8 Automatic Lathes to handle diverse parts with precision.