Precision Engineered Metal Parts for Steel Workshop Applications

• Customization: Available
• Standard: GB, ASTM, DIN, JIS
• Tolerance: ±0.01~1.0mm
• 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

Product Description

Product Description

Discover the unparalleled quality of our steel fabrication at Dongguan Changwei Machinery Co., Ltd. We specialize in crafting Precision Forged, Cast, Turned, Welded, Laser-Engraved, Water Jet-Cut, and Electroplated Automotive Parts. Our innovative manufacturing processes ensure each piece is crafted to perfection, providing reliability and durability for a vast array of automotive applications. Experience the sophisticated engineering and meticulous attention to detail that define our products in the competitive landscape of steel fabrication.

Description	China Factory steel fabrication - Precision Forged Cast Turned Welded Laser-Engraved Water jet-Cut Electroplated Automotive Part
Material	Carbon Steel, Stainless Steel, Alloy Steel, Aluminum Alloy.
Drawing format	3D/CAD/DWG/STEP/PDF
Metal Processing	Laser cutting & cutting,laser welding & welding,milling , drilling, stamping, turning-lathe,CNC center and so on.
Certification	ISO9001:2015
Machining precision	±0.01~1.0mm
Surface treatment	Powder coating,Zinc plating, chrome-plating, polishing, spraying, dust collection,painting and so on
Production application	Metal parts, Mechanical parts, Marine Hardware, Electric power fitting, Construction parts, Pipe Fitting, Hardware, Auto parts, Valve parts, Industrial parts, Agricultural machinery, Hinges, etc
Mode of transport:	Express /Air Freight Priority/Sea Freight/As Customer Requirements
Service	To chart to sample production; OEM / ODM
Packing details	Standard package/Pallet or Container/As per customized specifications
MOQ	Small order is accepted

Our Advantages

Product Parameters

Production Equipment List As Below:

Available Process Material	carbon steel , stainless , aluminum, brass , copper , bronze , steel alloy ,Nylon ,plastic etc.
Finish Treatment Available	polish , zinc , hard anodizing , nickel plating , chrome plating , powder coating , phostate coating ,sanblasting etc.
Heat Treatment  Available	annealing, quenching hardening, blacking,tempering ,nitriding etc.

Comprehensive Welding Equipment List:

Item	Equipment Name	Brand/Model	Place of Origin	Processing Range  (mm)	Machining accuracy (mm)	Quantity (Units)
1	20000W High Power Laser Cutting Machine	DX	China	5000mm*3200mm*1800mm	0.05	1
2	12000W High Power Laser Cutting Machine	DX	China	12000mm*3500mm*500mm	0.05	1
3	Fiber laser tube cutter	Han's Laser	China	6000mm*180mm*180mm	0.1	1
4	CNC Gantry Machining Center	DX	China	6000mm*2000mm*1000mm 5000mm*3200mm*1800mm 3000*2400*800 2200*1500*700 2500*1800*800	0.02	6
5	Horizontal CNC Machining Center	TY	China	2200*1000*800	0.02	1
6	Precision CNC Guideway Grinding Machine	FREEPORT  TW	China-Taiwan	4000*2200*1200	0.005	1
7	Precision CNC grinding machine	JC/TY	China	2000*1500*600	0.005	1
8	Precision Gantry Milling & Boring Machine	TY	China	6000*2800*1200	0.02	1
9	Gantry milling machine	JS	China	4000*2200*1500 3000*1800*1500 2000*1500*500	0.1	3
10	Precision Milling Machine	TY	China	2500*1200	0.1	1
11	Gantry Carving and Milling Machine	JTJB	China	MST-2522S	/	1
12	CNC semi-automatic surface coating line	/	China	/	/	1
13	Semi-automatic sandblasting room	/	China	12000*5000		1
14	shot-blasting machine	/	China	/	/	1
15	Dioxide protection welding machine	PC/Panasonic	China/Japan	KH-300/KH-500	/	16
16	tig welding	HW	China	250/400/500	/	3
17	Fiber Laser Welder	SS	China	1500/2000	/	2
18	welder	/	China	/	/	8
19	Semi-automatic cutting machine	HT	China	CG2-100#	/	1
20	Flame cutter	/	China	CG1-30	/	1
21	60 type steel/flat iron cutting machine	SK	China	1280*480*720mm(2.5-125)	/	1
22	sawing machine	LY	China	4232/4240	/	2
23	Square drawing machine	XN	China	12M	/	1
24	Stainless Steel Drawing Machine	HY	China	12M	/	1
25	Automatic sheet metal drawing machine	JH	China	600mm	/	1
26	Hydraulic machine	/	China	/	/	3
27	Oil hydraulic press	/	China	/	/	1
28	Air compressor	/	China	/	/	5
29	Automatic Tapping Machine	ZE	China	1800/1500/1200	/	3
30	bench drill	/	China	/	/	3
31	Rocker arm drilling machine	ZJ/SY	China	3050	/	3
32	Gantry traveling crane	/	China	Double/Single Girder-10T/2.8T	/	22

Advanced CNC Equipment List:

Item	Equipment Name	Brand/Model	Place of Origin	Processing Range  (mm)	Machining Accuracy (mm)	Quantity (Units)
33	CNC machining center	T600	China	600*400*400 (X/Y/Z)	0.005	7
34	CNC machining center	MC850	China	800x500x500 (X/Y/Z)	0.01	5
35	CNC machining center	V-1370	China	1300x700x600 (X/Y/Z)	0.01	4
36	CNC machining center	V-1600	China	1600x500x600 (X/Y/Z)	0.01	5
37	CNC lathe	MXC-52	China	400*300(D*L)	0.0038	5
38	Digital display  drilling and milling machine	FengBao	China	920x410x400	0.01	5
39	Precision grinding machine	water mill/plane grinding	China	1000*500 500*200	0.005	3
40	Wire Cutting Machine  Medium Walking Wire	Ruijun CNC/FR-400/G	China	400x400x300	0.01	5

Production Processes

Production Processes As Below: At Dongguan Changwei Machinery Co., Ltd., our commitment to excellence is reflected in our meticulously crafted series of production processes. We ensure unparalleled quality in our High-Performance Scaffolding Design, specifically crafted for Efficient Metal Structure Assembly. Through state-of-the-art techniques and precision engineering, we guarantee that each component not only meets but exceeds the highest industry standards. Our dedication to fostering innovation and productivity positions us at the forefront of the industry, delivering exceptional results with every product.

Packaging & Shipping

Select package type
Our packaging is meticulously designed for safety and security—products are snugly packed in cartons for internal protection and enclosed within robust wooden cases for external security, ensuring absolute maximum protection during transit.
1. Each item is carefully anchored within robust wooden cases, providing ultimate stability and safety.
2. Our adaptable paper packaging meets diverse needs with its flexibility and reliability.
3. Protective foam packing is employed to safeguard every item, ensuring it reaches you in perfect condition.
We offer packaging solutions tailored to meet specific product requirements or personalized according to your unique specifications.

Transportation
Experience prompt delivery within 6-36 working days following order confirmation, ensuring your products reach you swiftly.
Our delivery timeline is flexibly determined by the nature and volume of your order, promising a customized and efficient service.
1. For orders under 50 kg, we recommend utilizing express services such as DHL, UPS, FedEx, TNT, and EMS, ensuring a seamless door-to-door experience.
2. For shipments ranging from 50 kg to 200 kg, air transport is highly advisable, offering rapid delivery and enhanced security, even at a premium.
3. Choose sea freight for consignments over 200 kg, ideal for substantial shipments despite longer transit durations.
4. Our delivery solutions can be customized to align precisely with your specific requirements.
5. We are committed to selecting the most economical and reliable shipping method to ensure your goods arrive as expected.

Receipt of goods time
Air transport promises swift deliveries, ranging from just 1 to 7 days, ensuring quick access to your products.
Sea transport offers a versatile timeline, spanning 2 to 60 days, tailored to distance and logistical factors.
International Express guarantees rapid dispatch, with delivery timelines of 1 to 10 days, getting your order to you promptly.
Land transportation provides a reliable option, with typical delivery times ranging from 5 to 28 days.

1. Q: How quickly can you quote?

A: We are committed to providing you with a quote within 24 hours, given that detailed drawings and specifications are supplied.

2. Q: What information do you need for quoting?
A: Please supply comprehensive 2D/3D drawings (PDF/DWG/DXF/IGS/STP/SLDPRT/etc) and specify the desired material, finish, and quantity.


3. Q: What's the MoQ for parts?
A: Your specific parts or projects primarily determine the minimum order quantity, although we welcome small quantity test runs for prototyping purposes.

4. Q: What's the normal production lead time?
A: Initial samples generally take 10-15 days. Mass production is typically completed within 30 days, with an additional 20-40 days if mold fabrication is required.

5. Q: What about the after-sales service?
A: We are devoted to addressing any quality-related concerns at our expense and will thoroughly investigate and document issues to prevent recurrence.

6. Q: What are your payment terms?
A: Payment terms involve a 30% deposit at the start of production via T/T, with the remaining 70% due upon completion.

7. Q: Will my drawings or samples be safe after they are sent to you?
A: Absolutely, we are more than willing to sign an NDA to assure you that your drawings and samples are handled with the utmost confidentiality and care.