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DIN2394 Bright Annealing High Quality Cold Drawn Rolled Welded Steel Pipe
US$1.00-7.00
1,000 kg

Product profile

Customization

Available

Type

Welded

Technique

Cold Drawn

Model NO.

ST34-2 37-2 44-2 52-3

Material

Carbon Steel

Surface Treatment

Bright Annealing, Black Phosphating, Galvanizing

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry

Section Shape

Round

Standard

DIN2393 2394 En10305-2 10305-3 JIS G3445 ASTM A512

Delivery Condition

Bk (+C) Bkw (+LC) Bks (+Sr) Gbk (+a) Nbk (+N)

Steel Grade

E195/235/275/355

Secondary or Not

Non-Secondary

Certificate

ISO 9001 Ts16949

Application

Automotive, Hydraulic System and Precision Device

Transport Package

Box or Bundles

Specification

OD3-100mm

Trademark

CW

Origin

China

HS Code

7304319000

Key features

Advanced Welding Process: High frequency induction welding ensures minimal internal weld bead and smooth surface.
Corrosion Resistant Coatings: Options include bright annealing, black phosphating, galvanizing, and copper plating.
Strict Quality Inspection: Double inspection by professional controllers with vivid test reports for every batch.
Wide Application Range: Suitable for AC, refrigeration, heat exchangers, automotive fuel lines, and hydraulic systems.
Certified Quality Standards: Complies with ISO 9001, TS16949, DIN2394, ASTM A512, and other international standards.
Flexible Customization: Customizable steel grades, delivery conditions, and surface treatments to meet specific needs.

Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service AvailableExport Year: 2013-08-01 CertifiedNearest Port: shanghaiAverage Response Time: ≤6.26h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryZhangjiagang Chewit International Co., Ltd., established in 2010, is a Chinese trade company specializing in steel pipes and forgings. The company holds ISO9001:2015 certification, operates over 10 production lines, and employs advanced inspection methods. With a diverse export market and a significant export percentage, the company demonstrates a strong international presence. They have a total of 120 employees and offer a range of products, including precision and stainless steel tubes. The company is involved in multiple industries such as automotive and shipbuilding and holds patents, showcasing its innovation capability.
Supplier typeThe supplier is a trade company located in Zhangjiagang City, Jiangsu, China, associated with the wholesale and retail industry.
CertificationsThe supplier holds the ISO9001:2015 certificate and several industry-specific certifications such as TPG and API 20B.
R&D capabilityThe supplier demonstrates innovation capability with 11 authorized patents, including 3 invention patents.
Production capacityThe supplier operates over 10 production lines with an annual output of 5000 tons for seamless steel pipes, supported by advanced production lines and inspection equipment.
Customization capabilityThe supplier conducts customizable inspection processes based on customer requests.
Client casesThe supplier is part of the global purchasing system of major companies and supplies industries like wind power, oil & gas, and transportation.

Product Q&A

Q:What surface treatments are available?
A:
Available treatments include bright annealing, black phosphating, galvanizing, copper plating, and plain steel.
Q:What is the manufacturing process for this tubing?
A:
It is manufactured by continuously forming low carbon steel strip into a tubular shape and welding edges using high frequency induction welding.
Q:What are the main applications for this product?
A:
Main applications include AC, refrigeration, heat exchangers, automotive fuel lines, hydraulic brake lines, and compressors.
Q:How do you guarantee product quality?
A:
We provide a pre-production sample before mass production and conduct a final inspection before shipment.
Q:What certifications does the product hold?
A:
The product holds ISO 9001 and TS16949 certifications and meets standards like DIN2394 and ASTM A512.

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