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Cold Rolled Welded Circular/Square/Rectangular Steel Tube
US$1.00-100.00
500 kg
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableType
WeldedTechnique
Cold DrawnModel NO.
10-337mmMaterial
300 Series Stainless SteelSurface Treatment
PolishedUsage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Construction & Decoration, Special PurposeSection Shape
RoundProcess
WeldedFinish
PolishedLength
6m or CustomedOd
10-377mmThickness
1-6mmTransport Package
Wooden BoxSpecification
OD10-377mmTrademark
RUIYANGOrigin
ChinaHS Code
73064000Production Capacity
5000tKey features
Wide Material Selection: Available in 201, 304, 316L, 2205, 410, 420, 430, 446 stainless steel grades.
Custom Dimensions: OD 10-377mm, thickness 1-6mm, length 6m or customized as required.
Multiple Certifications: Compliant with ISO, RoHS, Ibr, AISI, ASTM, GB, En, DIN, JIS standards.
High Quality Control: Includes spectrum test, flattening, flaring, eddy current, and hydrostatic tests.
Versatile Applications: Suitable for pipeline transport, boiler pipes, hydraulic, oil/gas drilling, and construction.
Professional Processing: Offers cutting, burr-free, and beveled services with vacuum annealing technology.
Large Stock Availability: Big factory with large stock ensures quick delivery and competitive pricing.
Standard Compliance: Manufactured to ASTM A249, A269, A270, A312, A688 standards.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-05-07Nearest Port: Shanghai, Tianjin, NingboAverage Response Time: ≤5.42hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA
AI-Powered supplier vetting
SummaryThe supplier manufactures centrifugal cast tubes and titanium products and reports more than 10 years of experience. It has integrated smelting, rolling, forging, cold drawing, and finish-machining production lines, 50 quality-control staff, and annual output in the stated US$10 million–US$50 million range. It reports ISO 9000/9001/14000/14001 and BSCI certifications. The supplier provides broad customization and ODM services, has introduced new products in the past year, and offers OEM services to known brands. Export sales account for 90%, with seven years of export experience and self-operated import/export rights. Complaint handling and corrective-action procedures are documented and followed. However, quality test equipment is reported as zero, traceability and quality-assurance status are unknown, and there is no overseas warehouse, showroom, agent, branch, or offline trade-show participation. Financial information is represented only by years, so financial strength cannot be verified.
Supplier typeThe supplier is a manufacturing company focused on centrifugal cast tubes and titanium products, with more than 10 years of experience and production capabilities covering smelting, hot and cold rolling, forging, cold drawing, and finish machining. Its 90% export-sales share, seven years of export experience, and self-operated import/export rights indicate an export-oriented industrial manufacturer.
CertificationsThe supplier reports BSCI, ISO 9000, ISO 9001, ISO 14000, and ISO 14001 certifications. These stated management-system and social-compliance certifications provide explicit evidence of certification coverage.
After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, and reports lead times within 15 workdays in both peak and off-season periods. However, it has no overseas agents or branches, overseas warehouse, showroom, or offline trade-show participation, limiting evidence of localized overseas support.
R&D capabilityThe supplier reports new products within the past year, ODM availability, broad R&D customization services, and R&D engineers with 6–10 years of total experience. It does not have an available SDK, but the supplied evidence supports product-development and design capability.
Production capacityThe supplier reports an integrated multi-process production system, 50 quality-control staff, inventory capability, 30 qualified service suppliers, and lead times within 15 workdays in both seasons. However, it reports zero quality-control test equipment, while quality assurance and traceability status are unknown; production scale is therefore supported, but testing controls are a material concern.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM services, demonstrating broad stated customization coverage.
Client casesThe supplier reports providing OEM services to known brands, which is direct evidence of brand-customer experience. No specific customer names, project details, product volumes, or independently verifiable case information are provided.
Product Q&A
Q:What stainless steel materials are available?
A:
We supply 201, 304, 316L, 2205, 410, 420, 430, and 446 series stainless steel.
Q:What are the standard dimensions for the pipes?
A:
OD ranges from 10mm to 377mm, thickness from 1.0mm to 6.0mm, and length is typically 4m, 5.8m, or 6m, but can be customized.
Q:What certifications does the product have?
A:
The pipes are certified by ISO, RoHS, Ibr, AISI, ASTM, GB, En, DIN, and JIS.
Q:What is the minimum order quantity (MOQ)?
A:
The MOQ is 500KGS for each size.
Q:What payment terms are accepted?
A:
We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.
Send Inquiry
*To:
SHAANXI RUIYANG IMPORT EXPORT CO., LTD.
SHAANXI RUIYANG IMPORT EXPORT CO., LTD.*Content:
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