Powered by Made-in-China.com
Heavy-Duty Precision Welding Frames for Metal Structure Projects
US$1.00-1,000.00
1 Piece
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableStandard
GB, China GB CodeTolerance
±0.01~1.0mmModel NO.
CW2026081105Surface Treatment
Powder Coating Zinc Plating Chrome-Plating PolisMachining Method
Laser Cutting Bending Welding Grinding etcMaterial
Carbon Steel Alloy Steel Stainless SteelApplication
Steel Workshop, Steel Structure Platform, Steel FaAfter-Sales Service
1 YearCarbon Structural Steel
Q235Transport Package
Standard Package/Pallet or Container/as Per CustomSpecification
CustomizedTrademark
Custom logoOrigin
ChinaProduction Capacity
5000tons/YearKey features
Custom Logo Service: Offer customized logo printing on products to meet brand requirements.
Flexible Customization: Supports full customization, minor customization, and customization from samples or designs.
Diverse Material Options: Processes Carbon Steel, Stainless Steel, Alloy Steel, and Aluminum Alloy.
Comprehensive Surface Treatment: Includes powder coating, zinc plating, chrome plating, polishing, and painting.
1-Year After-Sales Warranty: Provides a 1-year warranty period for all manufactured welding frames.
ISO9001:2015 Certified: Manufacturing process strictly adheres to ISO9001:2015 quality management standards.
OEM/ODM Capabilities: Full OEM and ODM services available for tailor-made metal rack solutions.
Company profile
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: ≤0.08h
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:Can you manufacture according to our drawings?
A:
Yes, we specialize in custom fabrication based on your drawings and technical specifications.
Q:What drawing formats do you accept?
A:
We accept common CAD and 3D formats such as STEP, IGES, DWG, DXF, and PDF.
Q:What materials can you work with?
A:
We work with carbon steel (e.g., Q235, 20#), stainless steel (304/316), aluminum alloys, and more.
Q:What surface treatment options are available?
A:
Available options include powder coating, painting, electroplating, hot-dip galvanizing, sandblasting, and passivation.
Send Inquiry
*To:
Dongguan Changwei Machinery Co., Ltd.
Dongguan Changwei Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Custom Fabrication of Heavy Duty Welded Support Stainless Steel Metal Frame for Machine
US$30.00-70.00
20 Pieces(MOQ)
Made in China Heavy Duty Carbon Steel Welding Frame for Industry
US$1,000.00
100 Pieces(MOQ)
Heavy-Duty CNC Welding Frames for Steel Structure Machining
US$1.00-1,000.00
1 Piece(MOQ)
OEM Custom Sheet Metal Fabrication Service Large Heavy Duty Metal Steel Structure Welding Steel Frame
US$7.60-19.00
100 Pieces(MOQ)
Heavy-Duty Custom Steel Frames for All Your Welding Needs
US$2.00-300.00
10 Pieces(MOQ)
Robust Heavy-Duty Steel Frame Racks for Welding Projects
US$0.10-1.50
1 Piece(MOQ)
Heavy Duty Table Leg Frame Metal Desk Stand Frame for Dining Table Coffee Table
US$1.00-10.00
100 Pieces(MOQ)
Heavy-Duty Customizable Welding Frames for Steel Construction Projects
US$1.00-1,000.00
1 Piece(MOQ)
OEM Precision Metal Support Square Tube Welding Steel Structure Frame
US$35.82-55.68
1 Piece(MOQ)
Heavy-Duty Steel Frame Solutions for Reliable Construction Projects
US$50.00-1,000.00
1 Piece(MOQ)
Precision Carbon Steel Sheet Metal Stamping Welding Custom Frame for Automated Production System Hot Sale
US$0.50-10.00
10 Pieces(MOQ)
Custom Welded Metal Tube Frame with Robust Design and Heavy Duty Load Capacity for Industrial Racks
US$2.00-100.00
10 Pieces(MOQ)
Heavy-Duty Custom Metal Frame with Precision Laser Cutting
US$0.10-999.00
1 Set(MOQ)
Precision Carbon Steel Sheet Metal Stamping Welding Custom Frame for Automated Production System
US$0.50-10.00
10 Pieces(MOQ)
Custom Precision Metal Frames for Tailored Fabrication Projects
US$0.10-20.00
10 Pieces(MOQ)
Customizable Heavy-Duty Carbon Steel Frame for Environmental Solutions
US$20.00-500.00
1 Set(MOQ)
OEM Heavy Duty Metal Frame for Machine
US$30.00-70.00
20 Pieces(MOQ)
Sheet Metal Welded Fabrication/Heavy Duty Steel Welding Frame
US$90.00-250.00
1 Piece(MOQ)



















