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Excellent Cold Drawn Seamless Stainless Steel Pipe for Precision Equipment

Name: Excellent Cold Drawn Seamless Stainless Steel Pipe for Precision Equipment
Brand: Zhangjiagang Chewit International Co., Ltd.
SKU: 2139502365

Jiangsu, ChinaZhangjiagang Chewit International Co., Ltd.

US$3.00-20.00

500 Meters

Sample price:US$5.00/kg.Request sample

Product profile

Customization

Available

Type

Seamless

Technique

Cold Drawn

Model NO.

304 304L 316 316L 316Ti 321 410

Material

Stainless Steel

Surface Treatment

Bright Annealed/Polished/Ba+Polishing/Ep

Usage

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

Section Shape

Round

Delivery Condition

Ap, Ba, Cfa, Cfp

Secondary or Not

Non-Secondary

Certificate

ISO 9001 Ts16949

Application

Precision Application

Transport Package

Bundles or Boxes

Specification

as per standard or request

Trademark

Origin

China

HS Code

7306610000

Production Capacity

1000ton/Month

Key features

Precision Tolerance Control: Tolerance controlled at +/-0.05mm, with minimum +/-0.02mm accuracy.

High Pressure Resistance: Withstands high pressure suitable for hydraulic lines and oil drilling.

Flexible Processing Capability: Tube can be flared, flattened, and bent freely without damage.

Wide Size Range: Outer diameter 1mm-250mm and wall thickness 0.05mm-50mm available.

Multiple Surface Treatments: Options include Bright Annealed, Polished, Ba+Polishing, and Ep.

ISO 9001 Certification: Certified with ISO 9001 and TS16949 for quality assurance.

Custom Sizes Available: Other sizes, grades, and special tolerances available upon request.

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: ≤4.98h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryZhangjiagang Chewit is a China-based limited trading company established in 2010, with stated precision-tube and steel-forging manufacturing activities. The supplier reports ISO9001:2015 certification, more than 10 production lines, approximately 5,000 tons of annual seamless-steel-pipe productivity, broad export-market coverage, and one-month lead times in both peak and off-peak seasons. Its quality claims include 100% dimensional and surface checks, batch chemical and mechanical testing, and non-destructive testing upon request. Evidence is insufficient to assess after-sales service, financial credibility, and customization capability. Innovation evidence is limited to an associated forging operation reporting 11 authorized patents, while customer evidence consists of one listed buyer and one trade transaction.

Supplier typeThe supplier is identified as a China-based limited company and trade company, with stated manufacturing activities in precision steel tubes and forgings. Its product scope includes seamless, welded, carbon, stainless, hydraulic, cold-drawn, and precision tubes, indicating a specialized steel-product supplier with both trading and manufacturing positioning.

CertificationsThe supplier explicitly reports an ISO9001:2015 management-system certificate. It also describes inspection and industry-related qualifications associated with its forging operation, including API 20B, PED, and classification-society credentials, although the scope and holder of each qualification are not separately specified.

R&D capabilityThe supplier describes advanced production and inspection equipment, precision-tube manufacturing, and a forging operation with 11 authorized patents, including three invention patents. These statements provide explicit but limited evidence of process and product-development capability, mainly linked to the forging operation rather than clearly to the entire supplier entity.

Production capacityThe supplier reports more than 10 production lines, annual seamless-steel-pipe productivity of 5,000 tons, heat-treatment furnaces, inspection equipment, and manufacturing of precision tubes and forgings. The descriptions also cite a 10,000-square-meter tube operation and a substantially larger forging facility, although employee and facility figures are inconsistent across slices and should be verified.

Client casesThe supplier states that it serves wind power, oil and gas, transportation, shipbuilding, and gearbox sectors and has entered the global purchasing system of a major company since 2006. The trade data identifies one buyer and one transaction, so sector references are available but the breadth and depth of verifiable customer cases remain limited.