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1.4301 Welding Stainless BS3059 Steel Pipes for Boilers and Superheaters
US$3.00-10.00
500 kg
Product profile
Customization
AvailableType
WeldedTechnique
Arc WeldingModel NO.
1.4301 1.4307 1.4401Material
Stainless SteelSurface Treatment
Ba, PolishUsage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Mining, Special PurposeSection Shape
RoundStandard
JIS G3468Delivery Condition
Ba, PolishSteel Grade
SUS304,SUS304LCertificate
ISO 9001 Ts16949Secondary or Not
Non-SecondaryApplication
Precision ApplicationTransport Package
Bundles or BoxesSpecification
OD0.1- 60mmOrigin
ChinaHS Code
7306610000Key features
Sophisticated Bright Annealing: Advanced technology ensures excellent mechanical performance and surface finish.
High Flexibility and Formability: Tubes can be flared, flattened, and bent freely without structural failure.
Wide Range of Custom Sizes: OD from 0.1mm to 60mm and WT from 0.05mm to 50mm available upon request.
Strict Quality Inspection: All products undergo double inspection by professional quality controllers before delivery.
Multiple Surface Treatments: Options include Bright Annealed, Polished, Annealed & Pickled, and Electropolishing.
Diverse Steel Grade Options: Includes SUS304, SUS304L, SUS316, SUS316L, SUS316Ti, and SUS321.
Flexible Delivery Formats: Available in coils, long straight pieces, or short lengths for direct part manufacturing.
OEM Service Available: Customized manufacturing services are offered to meet specific client requirements.
Company profile

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.
Product Q&A
Q:What are the available steel grades?
A:
We offer various grades including 1.4301 (SUS304), 1.4307 (SUS304L), 1.4401 (SUS316), 1.4404 (SUS316L), 1.4571 (SUS316Ti), and 1.4541 (SUS321).
Q:What are the size specifications for the pipes?
A:
Outer Diameter ranges from 0.1mm to 60mm, and Wall Thickness ranges from 0.05mm to 50mm. Other sizes are available upon request.
Q:Can the tubes be customized for specific applications?
A:
Yes, we provide customized sizes, grades, and special tolerances. OEM services are also available.
Q:What surface treatments are offered?
A:
We provide Bright Annealed, Polished, Annealed & Pickled, Bright Annealed + Fine Polishing, and Electropolishing options.
Q:How is the quality of the products ensured?
A:
All products are double-inspected by professional quality controllers, and detailed test reports are provided before delivery.
Send Inquiry
*To:
Zhangjiagang Chewit International Co., Ltd.
Zhangjiagang Chewit International Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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