Are OEM and ODM services available?

Yes, we provide both OEM and ODM services to meet specific client needs.

What certifications do your products have?

Our products comply with ISO, ASTM, and EN standards, and raw materials come with RoHS and Reach test reports.

Premium Square and Round Welding Tubes for Versatile Applications

Name: Premium Square and Round Welding Tubes for Versatile Applications
Brand: Zhejiang Sanji Stainless Co., Ltd.
SKU: 2022116862

Zhejiang, ChinaZhejiang Sanji Stainless Co., Ltd.

US$1,200.00-1,400.00

1 Ton

Sample price:US$3.00/kg.Request sample

Product profile

Customization

Available

Type

Stainless Steel Pipes

Standard

ASTM, AISI, EN

Model NO.

15*30

Grade

300 Series

Certification

ISO, ASTM, EN

Shape

Square

Technique

Welded

Surface Treatment

Polished

Transport Package

Wooden Box

Specification

OD: 8mm-133mm

Origin

Xinchang Shaoxing

HS Code

7306400000

Production Capacity

200 Ton

Key features

Versatile Shape Options: Available in both round and square shapes to meet diverse application needs.

Wide Size Range: Outer diameters from 8.5mm to 133mm with wall thickness 0.4mm-2.5mm.

Premium Material Grades: High-quality 304, 304L, 316, and 316L stainless steel for superior durability.

Custom Length Service: Lengths customized per customer request, commonly 6000mm.

Strict Tolerance Control: Outer diameter +/- 0.2mm, thickness +/- 0.02mm, length +/- 5mm.

Professional Surface Finish: Bright anneal and mirror finish options for aesthetic and functional quality.

Reliable Packaging: Inner plastic bag and outer wooden box ensure safe transport and storage.

Global Certification: Meets ISO, ASTM, and EN standards with RoHS and Reach test reports.

Company profile

Zhejiang Sanji Stainless Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2013-06-08 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.49h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryZhejiang Sanji Stainless Co., Ltd. is identified as both a trading company and manufacturer/factory in Zhejiang, China. It reports TS 16949 and ISO 9001 certification, nearly 20 years of history, and equipment including CNC lathes, hydraulic presses, precision detectors, annealing furnaces, and ultrasonic cleaners. Reported production includes stainless steel welded tubes/pipes, steel tubes, deep-drawn parts, and manifolds, with stated off-peak lead times within 15 working days and peak-season fulfillment within one month. The supplier exports to a broad range of regions and began exporting in 2013. Its descriptions emphasize customer satisfaction, technical and commercial services, and long-term cooperation, but the provided information does not establish detailed after-sales procedures, verified financial strength, or extensive customer-case evidence.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory in the company profile, while another record describes its company nature as a trading company. The combined records indicate trading and manufacturing involvement, although the classification is not fully consistent across records.

CertificationsThe supplier reports TS 16949 and ISO 9001 certification, and separately states that it has been awarded ISO 9001:2008 quality assurance certification. These records provide explicit evidence of quality-management certification, although no certificate validity dates or certificate copies are supplied.

R&D capabilityThe supplier reports purchasing CNC lathes, hydraulic pressure machines, precision detectors, advanced bright annealing furnaces, automatic ultrasonic cleaners, and other machine tools to improve productivity and product quality. It also develops and manufactures multiple stainless-steel and valve-related products, supporting an equipment- and development-related capability assessment.

Production capacityReported annual output includes 30,000 tons of stainless steel welded tubes/pipes, 50,000 tons of steel tubes, 40,000,000 deep-drawn parts, and 2,000,000 manifolds. The supplier also reports lead times within 15 working days off-peak and one month during peak season, providing explicit evidence of substantial production capacity and stated fulfillment capability.

Customization capabilityThe supplier states that customer requirements are the starting point for creating win-win outcomes and offers varied processing products such as metal stamping, deep drawing, CNC machining, manifolds, valve components, tubes, and auto parts. This supports customization and contract-manufacturing capability, although specific customization examples or engineering workflows are not provided.