Is OEM service available?

Yes, OEM service is available with customized standards, steel grades, and delivery conditions.

What quality inspections are performed?

We perform 100% Eddy Current Test, tensile strength, yield strength, elongation, flattening, flaring, chemical analysis, and size/surface checking.

What are the main applications for this tubing?

It is used in automotive powertrains, hydraulic systems, machinery, heat exchangers, gas cylinders, and aerospace.

DIN2391 St37.4 Black Phosphated Thin Wall Hydraulic Steel Tubing

Name: DIN2391 St37.4 Black Phosphated Thin Wall Hydraulic Steel Tubing
Brand: Zhangjiagang Chewit International Co., Ltd.
SKU: 2110056835

Jiangsu, ChinaZhangjiagang Chewit International Co., Ltd.

US$1.50-7.00

1,000 kg

Product profile

Customization

Available

Type

Seamless

Technique

Cold Drawn

Material

Carbon and Alloy

Surface Treatment

Bright Annealing,Black Phosphating,Galvanizing

Usage

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

Section Shape

Round

Standard

DIN2391,En 10305-1, JIS G3445, ASTM A519

Delivery Condition

Bk, Gbk, Bkw, Bks or Nbk

Steel Grade

St35,St45,St52, E235, E355, 1010, Stkm 11A

Certificate

ISO 9001 Ts16949

Secondary or Not

Non-Secondary

Application

Automotive,Hydraulic System and Precision Device

Transport Package

Plywood Box or Bundles

Specification

OD2-60mm

Trademark

Origin

China

HS Code

7304319000

Key features

Wide Standard Compliance: Meets DIN 2391, EN 10305-1, JIS G3445, ASTM A519, and other global standards.

Precision Dimensions: OD 2-60mm, WT 0.3-10mm, ID 1-12.5mm for thin wall hydraulic tubing.

Multiple Surface Treatments: Available in Bright Annealing, Black Phosphating, and Galvanizing options.

100% Quality Inspection: Includes Eddy Current Test, tensile strength, and 100% size/surface checking.

Versatile Applications: Ideal for automotive, hydraulic systems, machinery, and heat exchangers.

Diverse Steel Grades: Includes St35, St45, St52, 1010, 4130, 304, 316L, and low carbon steel.

Custom Delivery Conditions: Options include BK, GBK, BKW, BKS, and NBK to suit specific needs.

OEM Service Available: Customized standard, grade, and certificate options for OEM requirements.

Company profile

Zhangjiagang Chewit International Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service AvailableExport Year: 2013-08-01 CertifiedNearest Port: shanghaiAverage Response Time: ≤5.55h 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.