What are the advantages and disadvantages of the stainless steel welded pipe and the polished welded pipe?

First, the wall thickness of stainless steel welded pipe with weld acid pickling is more uniform and the pressure bearing performance is stronger. The wall thickness of the original pipe will be thinner, especially in the weld area, when the polishing pipe is artificially polished. The thinner the wall thickness of the weld zone, the lower its bearing capacity. Secondly, stainless steel welded pipe with welded seam pickling can ensure the integrity of austenitic stainless steel. Most stainless s

Spotless DIN 1.4438 Cold Drawn Titanium Alloy Ta1 Ta5 Ta9 Steel Pipe for Ventilation

Name: Spotless DIN 1.4438 Cold Drawn Titanium Alloy Ta1 Ta5 Ta9 Steel Pipe for Ventilation
Brand: Wenzhou Sinco Steel Co., Ltd.
SKU: 863886885

Zhejiang, ChinaWenzhou Sinco Steel Co., Ltd.

US$2,240.00-3,850.00

1 Ton

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Welded,Seamless

Technique

Cold Drawn/Rolled,Hot Rolled,ERW,Saw,Efw

Model NO.

Pipe

Material

Stainless Steel

Surface Treatment

Varinished,Polished,Antiseptical,Oiled,

Usage

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

Section Shape

Round

Wall Thickness

1.65mm -50mm

End

PE/Be

Length

5m-12m or Depend on Your Request

Certificate

ISO, CE, BV, Ts, PED

Custom

Available

Company

Supplier in Wenzhou

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 TP304, TP316, TP321, TP347, and other stainless steel grades.

Flexible Customization: Customizable wall thickness, end type, length, and certifications per request.

Strict Quality Control: Tested via UT, ET, HT, RT, and others according to international standards.

Multiple Surface Treatments: Options include pickling, sand blasting, polishing, and oiling for various needs.

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

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

Professional Factory Visit: Welcome to visit factory with professional sales team arrangement.

OEM Service Available: Supports OEM services and customization from samples or designs.

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: ≤6.25h 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.

Product Q&A

Q:How many countries have you exported to?

We exported stainless steel pipes to more than 30 countries mainly from Egypt,Turkey,India,Eran,Dubai,Thailand,Philippine

Q:What is your product range?

Based on our stainless steel seamless pipe factory, We supply the ONE-STOP service fittings,flanges, valves etc.

Q:What is your delivery time?

It depends on the demanded quantities and your location,nearly in 15-50days.Also seamless pipes /welded pipes need more time than other pipe fittings.

Q:Can you provide OEM service?

Yes. Welcom to contact us for more details discuss.

Q:Can we visit your factory?

Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.