What materials are available for the pipes?

We offer various materials including 201, 202, 304, 316L, 430, and duplex stainless steel.

What are the standard outer diameter and thickness ranges?

The outer diameter ranges from 6mm to 762mm, and thickness ranges from 0.5mm to 60mm for seamless pipes.

Custom 304/316 Seamless Steel Pipe with Stainless Steel Pipe Fitting Solutions

Name: Custom 304/316 Seamless Steel Pipe with Stainless Steel Pipe Fitting Solutions
Brand: Wenzhou Sinco Steel Co., Ltd.
SKU: 691689261

Zhejiang, ChinaWenzhou Sinco Steel Co., Ltd.

US$2.15-3.85

50 kg

Sample price:US$10.00/meter.Request sample

Product profile

Customization

Available

Type

Seamless

Technique

Cold Rolled,Cold Drawn,Hot Rolled,ERW,Efw

Model NO.

Pipe

Material

Stainless Steel

Surface Treatment

Varnishing/Polished/Antiseptical/Oiled

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining

Section Shape

Round

End

PE/Be

Wall Thickness

0.5mm-60mm

Length

5m-12m

Delivery Time

15-50days

Certs

ISO 9001-2008, CE. PED,Ts

Transport Package

Nuded Cargo or Nylon Bags or Wooden Box

Specification

as demand

Trademark

SINCO

Origin

China

Production Capacity

2000ton/Month

Key features

Wide Material Selection: Available in 201, 304, 316L, 430, Duplex, and other stainless steel grades.

Flexible Customization: Customizable end types, wall thickness (0.5-60mm), and length (5-12m).

Extensive Size Range: Outer diameter from 6mm to 762mm for seamless pipes.

Multiple Surface Treatments: Options include pickling, annealing, varnishing, antiseptical, and coating.

Comprehensive Certifications: ISO 9001-2008, ASME, PED, ABS, CCS, LR, DNV, and TUV certified.

One-Stop Service: Supply seamless pipes, welded pipes, flanges, valves, and fittings.

Strict Quality Control: UT, ET, HT, RT testing available according to standards or customer requests.

Global Export Experience: Exported to over 30 countries including Egypt, Turkey, India, and Thailand.

Company profile

In-stock CapacityManagement CertificationYears of Export ExperienceFast Delivery

Wenzhou Sinco Steel Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤6.36h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier serving nuclear, food processing, coal gasification, environmental protection, and aerospace industries. It offers broad customization, including sample-, design-, full-, minor-, and flexible customization, supported by CAD and documented design inputs, outputs, reviews, verification, and validation. However, it does not provide 3D software design, ODM, SDK, private mold, or well-known-brand OEM services, and reported no new products in the past year. Export experience is established, with 13 years of exporting and 71%–90% of sales from exports, but no overseas showroom, agent, branch, or offline trade-show participation. ERP, OA, CRM, SAP, digitalization, and big-data initiatives are reported. Complaint handling and corrective/preventive action lack written procedures or records, while certification, financial credibility, production capacity, and customer cases are insufficiently evidenced.

Supplier typeThe supplier explicitly identifies as a professional technical supplier and describes service orientation toward nuclear, food processing, coal gasification, environmental protection, and aerospace industries. This supports classification as an industry-focused technical supplier rather than a general trading entity.

After-Sales capabilityThe supplier has no overseas showroom, agent, branch, or offline trade-show history, and reports no written procedures or records for complaint handling or corrective and preventive actions. These explicit limitations indicate weakly documented after-sales and service-support capability.

R&D capabilityThe supplier has R&D-related design documentation and CAD capability, but reports no new products in the past year, no ODM, no SDK, no patents, and no private mold designs. The evidence shows basic design capability but also explicit limitations in recent product innovation and proprietary development.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, supported by CAD and documented design review, verification, and validation materials. This is direct evidence of broad customization capability, although the supplier does not offer 3D software design services or private molds.