What is the precision tolerance?

We maintain a high precision tolerance of +/- 0.01mm for our machining and welding processes.

What payment methods do you accept?

We accept T/T, L/C, Western Union, Money Gram, PayPal, and Ali Pay.

Can you handle large welding projects?

Yes, we can weld products ranging from 0.1m to 10m in dimension and weighing from 0.5kg to 5000kg.

Premium Large Steel Welding Services for Mechanical Equipment

Name: Premium Large Steel Welding Services for Mechanical Equipment
Brand: Qingdao Conringwon Automation Technology Co., Ltd.
SKU: 1988008322

Shandong, ChinaQingdao Conringwon Automation Technology Co., Ltd.

US$5.00-999.00

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Standard

GB, EN, China GB Code, JIS Code, TEMA, ASME

Surface Treatment

Powder Coated

Model NO.

metal fabrication

Energy Source

Gas Flame

Material

Stainless Steel

Type

Braze Welding

Color

Customized

Transport Package

Inner Plastic + Outer Carton

Specification

OEM by customized

Trademark

CRW

Origin

China

HS Code

73089000

Production Capacity

2000PCS /Month

Key features

Customized Color Options: Available in Natural, Silver, Grey, Black, White, Red, Blue, Green, Yellow, Matte, Glossy, and Customized colors.

Wide Material Selection: Fabricated from Carbon steel, Stainless steel, Aluminum, Copper, Brass, Bronze, and other alloys.

Comprehensive Process Chain: Full service including stamping, laser cutting, bending, welding, grinding, and assembly.

High Precision Tolerance: Achieves tight tolerances of +/- 0.01mm for critical dimensions.

Multiple Surface Finishes: Options include powder coating, sand blasting, electroplating, anodizing, and hot dipping galvanised.

Global Certification Standards: Certified under ISO 9001, ISO 14001, ITAF 16949, EN 15085-2, and CE standards.

OEM and ODM Services: Full OEM and ODM capabilities available with 5 dedicated R&D engineers.

Large Scale Capability: Handles welding products from 0.1m to 10m in length and weights up to 5000kg.

Company profile

Qingdao Conringwon Automation Technology Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2017-11-02 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤10.03h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryQingdao Conringwon Automation Technology Co., Ltd. is a Chinese limited-company factory established in 2016, located in Qingdao, Shandong. The supplier offers conveyor systems, precision machining, welding, casting and forging, and automation equipment. It reports export activity since 2017, self-operated import-export rights, and export sales representing 31%–40% of total sales. Evidence indicates ISO9001:2015 certification, six production lines, 21–30 quality-control staff, five R&D engineers, and stated machinery and machining capacities. The supplier provides OEM and ODM services and describes successful logistics transportation, petroleum refining, and textile machinery projects. However, after-sales processes, financial credibility, and independently verified customer references are not sufficiently documented.

Supplier typeThe supplier is identified as a limited company and factory in Qingdao, Shandong, China, operating in manufacturing. Its listed product scope includes conveyor systems, precision machining parts, welding services, casting and forging, and automation equipment.

CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate along with unspecified additional certifications. The available evidence confirms certification is claimed, but does not provide certificate scope, validity dates, or the identity of the other certifications.

R&D capabilityThe supplier reports five R&D engineers, OEM and ODM design-development services, continuous improvement and innovation objectives, and engineers with more than 15 years of machinery-production-line experience. Its listed CNC, laser-cutting, bending, welding, and machining equipment supports engineering execution, although independently verified innovation outcomes are not provided.

Production capacityThe supplier reports six production lines and capacities covering machinery, steel structures, machining parts, welding structures, and CNC-machined parts. It also describes two factory zones totaling 14,500 square meters and a broad equipment base, while employee figures differ across records: 78 employees in the company profile versus more than 150 claimed in the description.

Customization capabilityThe supplier explicitly offers OEM and ODM services, states that its engineers can design and develop products according to customer requirements, and specializes in customized CNC machining, conveyor rollers, precision parts, and welded frame parts. The product and process range includes machining, welding, cutting, bending, drilling, grinding, and coating.

Product Q&A

Q:What materials can be used for welding?

We work with carbon steel, stainless steel, aluminum, copper, brass, bronze, steel alloy, nylon, and plastic.

Q:What is the lead time for orders?

The standard lead time is 15 to 25 work days, with peak and off-peak seasons both taking approximately one month.

Q:Do you offer customized colors?

Yes, we offer customized colors in addition to natural, silver, grey, black, white, red, blue, green, yellow, matte, and glossy finishes.

Q:What is the minimum order quantity?

The MOQ ranges from 1,000 to 5,000 pieces, with a Minimum Production Quantity (MPQ) of 50 to 200 pieces.

Q:What surface treatments are available?

Available treatments include powder coating, sand blasting, electroplating, electrophoresis, anodizing, passivating, hot dipping galvanised, and zinc plating.