What delivery conditions are available?

We offer BK (+C), BKW (+LC), BKS (+SR), GBK (+A), and NBK (+N) delivery conditions.

What is your lead time?

The average lead time is one month for both peak and off-peak seasons.

Do you provide OEM services?

Yes, we offer customized sizes and OEM services for precision seamless tubing.

ASTM A519 Nbk Customized Size Cold Drawn Round Precision Seamless Tubing

Name: ASTM A519 Nbk Customized Size Cold Drawn Round Precision Seamless Tubing
Brand: Zhangjiagang Chewit International Co., Ltd.
SKU: 2123140565

Jiangsu, ChinaZhangjiagang Chewit International Co., Ltd.

US$1.50-7.00

1,000 kg

Product profile

Customization

Available

Type

Seamless

Technique

Cold Drawn

Model NO.

1010 1015 1025 1030 1045

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, Mining, 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

Precision Cold Drawn Process: Ensures precise size, low roughness, and excellent mechanical performance for seamless tubing.

Wide Material Selection: Available in Carbon, Alloy, and Stainless Steel grades including St35, 1010, 304, and 316L.

Comprehensive Standard Compliance: Meets DIN 2391, ASTM A519, JIS G3445, EN 10305-1, and GB/T 8162 standards.

Multiple Surface Treatments: Options include Bright Annealing, Black Phosphating, and Galvanizing for enhanced durability.

Rigorous Quality Inspection: 100% Eddy Current Test, size checking, and tensile/yield strength analysis before delivery.

Diverse Application Scope: Ideal for automotive, hydraulic systems, aerospace, oil drilling, and heat exchangers.

Customized Delivery Conditions: Available in BK, GBK, BKS, GBK, and NBK conditions to suit specific project needs.

Certified Quality Assurance: ISO 9001 and TS16949 certified with EN 10204 3.1 test reports for all products.

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: ≤5.56h 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.