Can the pipe length be customized?

Yes, the length is 5.8-6.1 m or as customers' request.

What certifications do you have?

Our products are certified by ISO9001-2008, ASME, PED, CE, and TUV.

What is the delivery time?

Delivery time is 7-30 days after confirmation or according to quantity.

ASTM A312 904L/SS304 Seamless Stainless Steel Duplex Pipe

Name: ASTM A312 904L/SS304 Seamless Stainless Steel Duplex Pipe
Brand: Wenzhou Sinco Steel Co., Ltd.
SKU: 863720445

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

Seamless

Technique

Cold Drawn

Model NO.

Pipe

Material

Stainless Steel

Surface Treatment

Pickling/Sand Blast

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, PED

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 Range: Available in 304, 316L, 430, 317H, duplex, and other stainless steel grades.

Customizable Dimensions: Outer diameter 13-609mm, thickness 1.65-12.7mm, length 5-12m or custom.

Global Shipping: Worldwide delivery via 20' or 40' FCL/LCL, excluding specific countries.

Strict Quality Control: Includes UT, ET, HT, RT tests and third-party inspections by SGS, BV, TUV.

Fast Delivery: Delivery time is 7-30 days depending on order quantity.

Comprehensive Certifications: Certified by ISO 9001-2008, ASME, PED, CE, and TUV.

Flexible Customization: Full customization, minor customization, and flexible options available.

One-Stop Service: Supply of fittings, flanges, valves, and pipes from a leading manufacturer.

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: ≤6.40h 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:What is the product range?

Based on our Stainless Steel seamless pipe factory, We supply the ONE-STOP service fittings,flanges, valves etc

Q:What are the advantages?

1.SINCO has more than 10 years experience in this industry. 2.For each order, strict QC will be carried by the QC department before Shipping 3.Certificated by ISO,PED,TUV 4.Third party inspection such as TUV,BVmLloyd's,SGS. 5.Competitive price with reliable quality

Q:What are the available material grades?

We offer 304, 316L, 430, 317H, duplex, TP304, TP304L, TP316, TP316L, TP347, TP347H, TP321, TP321H, TP310, TP310S, TP410, TP410S, TP403, S31803/S32205, S32750, and S32760.

Q:What is the minimum order quantity?

The minimum order quantity is 5 pieces.

Q:What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payment.