What are your payment terms?

Our terms include a 30% initial down payment via T/T before production, with the remaining 70% balance payable upon production completion.

Will my drawings or samples be safe after they are sent to you?

Absolutely! We prioritize confidentiality and are willing to sign an NDA if needed to secure your drawings and samples.

Premium Carbon Steel Parts with Custom Welding and Finishing

Name: Premium Carbon Steel Parts with Custom Welding and Finishing
Brand: Dongguan Changwei Machinery Co., Ltd.
SKU: 2064441452

Guangdong, ChinaDongguan Changwei Machinery Co., Ltd.

US$1.00-1,000.00

1 Piece

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Tolerance

±0.01~1.0mm

Surface Treatment

Powder Coating Zinc Plating Chrome-Plating Polis

Machining Method

Laser Cutting Bending Welding Grinding etc

Material

Carbon Steel Alloy Steel Stainless Steel

Application

Steel Workshop, Steel Structure Platform, Steel Fa

After-Sales Service

1 Year

Carbon Structural Steel

Q235

Transport Package

Standard Package/Pallet or Container/as Per Custom

Specification

Customized

Trademark

Custom logo

Origin

China

Production Capacity

5000tons/Year

Key features

Full Customization Options: Supports customization from samples, designs, and full customization with flexible options.

Comprehensive Surface Treatment: Offers powder coating, zinc plating, chrome plating, polishing, and anodizing finishes.

Fast Quotation Service: Provides quotes within 24 hours upon receiving comprehensive drawings and requirements.

Diverse Material Selection: Processes carbon steel, stainless steel, alloy steel, aluminum, brass, copper, and plastics.

Flexible MOQ Policy: Accepts small orders and prototypes with a minimum order quantity of 1 piece.

Strict Confidentiality: Prioritizes drawing safety and offers NDA signing to protect client intellectual property.

ISO9001:2015 Certified: Manufacturing processes and quality control meet international ISO9001:2015 standards.

Company profile

High Repeat Buyers ChoiceCooperated with Fortune 500Years of Export ExperiencePatents Awarded

Dongguan Changwei Machinery Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 Years CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤0.01h

AI-Powered supplier vetting

SummaryDongguan Changwei Machinery Co., Ltd is identified as a factory and limited company in Dongguan, operating in manufacturing and offering welding frames, structural components, racks, and equipment casings. It reports ISO 9001:2015 quality-system certification, documented inspection, corrective-action, complaint-handling, and quality-assurance procedures. The supplier states that it provides OEM and ODM services, has an available SDK, introduced new products during the past year, and supports multiple forms of customization. Its production resources include laser cutting, milling, hydraulic, sheet-metal drawing, and hacksaw equipment, with inventory capability and contracts with associated subcontractors. Overseas support is limited: it has no overseas warehouse, showroom, agents, branches, or offline trade-show participation, and exports account for 1%–10% of sales. Reported customer groups include BYD and Sany Heavy Industry.

Supplier typeThe supplier is explicitly identified as a factory and a limited company located in Dongguan, with manufacturing listed as the industry. Its offered products include welding frames, structural components, racks, and equipment casings, and it reports 91 employees.

CertificationsThe supplier states that it organizes production under ISO 9001:2015 quality-system management standards and reports an ISO 9001:2015 certificate. These slices provide explicit evidence of certification holding.

After-Sales capabilityThe supplier has documented procedures and records for handling customer complaints and corrective and preventive actions, indicating an established service-response process. However, it has no overseas warehouse, showroom, agents, or branches, which limits its overseas service infrastructure.

R&D capabilityThe supplier reports that it launched new products during the past year, provides ODM services, and has an available SDK. These statements directly support product-development and technical collaboration capability.

Production capacityThe supplier is a factory with 91 employees and lists hacksaw, high-power laser cutting, gantry milling, hydraulic, and automatic sheet-metal drawing equipment. It also reports inventory capability and valid manufacturing contracts with associated subcontractors, supporting production execution, although no output or capacity volume is stated.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, indicating broad stated support for customer-specific product development.

Client casesThe company description identifies BYD and Sany Heavy Industry as stable customer groups. These named customer references provide explicit evidence of customer cases, though the slices do not specify project scope, duration, or performance details.

Product Q&A

Q:How quickly can you quote?

Impressively, we can provide a quote within 24 hours, provided we receive comprehensive drawings and detailed requirements.

Q:What information do you need for quoting?

For an accurate quote, please submit 2D/3D drawings (format: PDF/DWG/DXF/IGS/STP/SLDPRT/etc) and specify material, finish, and quantity details.

Q:What's the MOQ for parts?

The MOQ largely depends on your specific parts or projects, but we're keen on offering prototypes for small quantities as test runs.

Q:What's the normal production lead time?

Initial samples are ready within 10-15 days, and mass production takes approximately 30 days. Note: Add 20-40 days if mold creation is necessary.

Q:What about the after-sales service?

We're dedicated to resolving any quality issues. Reach out to us and we'll rectify any concerns at our cost while documenting them to prevent future occurrences.