What are the available material grades?

Available grades include TP304, TP304L, TP316, TP316L, TP347, TP347H, TP321, TP321H, TP310, TP310S, TP410, TP410S, TP403, S31803/S32205, S32750, and S32760.

What standards do you follow?

We follow ASTM, GB, JIS, DIN, EN, and AISI standards for our stainless steel pipes.

What is the minimum order quantity?

The minimum order quantity is 5 pieces.

En Standards

Name: Factory Direct Welded Steel Pipe for Industrial/General with ASTM/En Standards
Brand: Wenzhou Sinco Steel Co., Ltd.
SKU: 2060760865

Zhejiang, ChinaWenzhou Sinco Steel Co., Ltd.

US$2,240.00-5,672.00

1 Ton

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

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

Model NO.

web pipe

Material

Stainless Steel /Alloy Steel

Surface Treatment

Varnishing/Polished/Antiseptical/Oiled

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Round

Wall Thickness

1.65mm - 12.7mm

End

PE/Be

Length

5m-12m or Depend on Your Request

Certificate

ISO, CE, BV, Ts, PE

Custom

Available

Company

Supplier in Wenzhou

Transport Package

Nuded Cargo or Nylon Bags or Wooden Box

Specification

13MM-609MM

Trademark

SINCO

Origin

China

HS Code

7304419000

Production Capacity

2000ton/Month

Key features

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

Extensive Size Range: Outer diameter 6mm-2800mm and thickness 0.6mm-60mm available.

Multiple Certifications: ISO9001, ASME, PED, ABS, CCS, LR, DNV, and TUV certified.

Flexible Customization: Wall thickness, end type, and length can be customized per request.

Comprehensive Testing: UT, ET, HT, RT, and other standard tests performed for quality assurance.

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

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

Fast Delivery: Delivery time is 15-50 days depending on quantity and location.

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: ≤7.14h 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 have exported stainless steel pipes to more than 30 countries, mainly including Egypt, Turkey, India, Iran, Dubai, Thailand, and the Philippines.

Q:What is your product range?

Based on our stainless steel seamless pipe factory, we supply a one-stop service including fittings, flanges, valves, and other pipe fittings.

Q:What is your delivery time?

Delivery time depends on the demanded quantities and your location, generally within 15-50 days. Seamless and welded pipes may take longer than other pipe fittings.

Q:Can you provide OEM service?

Yes, we welcome you to contact us for more details and discussion regarding OEM services.

Q:Can we visit your factory?

We warmly welcome factory visits. Once we have your schedule, we will arrange a professional sales team to follow up your case.