What quality certifications are provided?

We provide ISO9001:2000 quality system certification and Mill Test Certificates, along with detailed inspection reports for chemical composition and mechanical properties.

What payment methods are accepted?

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

What are the common applications for these tubes?

They are widely used in decoration, building construction, water pipes, petroleum, chemical industry, medical machinery, aerospace, and boiler heat exchangers.

Cold Drawn Stainless Steel Seamless Round Tube Pipe System

Name: Cold Drawn Stainless Steel Seamless Round Tube Pipe System
Brand: SHAANXI RUIYANG IMPORT EXPORT CO., LTD.
SKU: 691508251

Shaanxi, ChinaSHAANXI RUIYANG IMPORT EXPORT CO., LTD.

US$2.00-100.00

500 kg

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Length

Customed

Material

Stainless Steel

Model NO.

Pipe & Tube System 6-630mm

Od Size

6-630mm

Thickness

0.9-50mm

Seamless

Process

Cold Rolled/Cold Drawn

Finish

Acid Washing or Polished

Ends

Plain or Beveled

Temperature Classification

Low Temperature Piping

MPa Classfication

High Pressure Piping

Standard

ASTM, GB, DIN, JIS, Customed

Medium

Liquid

Cross-Section Shape

Round

Connection Type

Welding

Diameter

6-630

Transport Package

Bundles

Specification

6-630mm

Trademark

RUIYANG

Origin

China

HS Code

7304112000

Production Capacity

5000t/Year

Key features

Customizable Dimensions: Outer diameter 6-630mm and wall thickness 0.9-50mm are fully customizable.

High-Grade Material: Made from TP304L stainless steel with Tsingshan brand raw materials for superior quality.

Versatile Applications: Suitable for construction, chemical, medical, aerospace, and boiler heat exchanger uses.

Multiple Standards: Complies with ASTM, DIN, JIS, GB, and GOST standards for global compatibility.

Rigorous Testing: Undergoes hydrostatic, ultrasonic, and corrosion tests to ensure safety and durability.

Fast Delivery: Standard TP304 pipes in stock; other sizes delivered within 10 days.

Professional Processing: Cold drawn and cold rolled with acid washing or polished finish options.

Secure Packaging: Packed in seaworthy wooden cases or bundles to prevent damage during transit.

Company profile

SHAANXI RUIYANG IMPORT EXPORT CO., LTD.

Shaanxi, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-05-07Nearest Port: Shanghai, Tianjin, NingboAverage Response Time: ≤5.45hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryThe supplier manufactures centrifugal cast tubes and titanium products and reports more than 10 years of experience. It has integrated smelting, rolling, forging, cold drawing, and finish-machining production lines, 50 quality-control staff, and annual output in the stated US$10 million–US$50 million range. It reports ISO 9000/9001/14000/14001 and BSCI certifications. The supplier provides broad customization and ODM services, has introduced new products in the past year, and offers OEM services to known brands. Export sales account for 90%, with seven years of export experience and self-operated import/export rights. Complaint handling and corrective-action procedures are documented and followed. However, quality test equipment is reported as zero, traceability and quality-assurance status are unknown, and there is no overseas warehouse, showroom, agent, branch, or offline trade-show participation. Financial information is represented only by years, so financial strength cannot be verified.

Supplier typeThe supplier is a manufacturing company focused on centrifugal cast tubes and titanium products, with more than 10 years of experience and production capabilities covering smelting, hot and cold rolling, forging, cold drawing, and finish machining. Its 90% export-sales share, seven years of export experience, and self-operated import/export rights indicate an export-oriented industrial manufacturer.

CertificationsThe supplier reports BSCI, ISO 9000, ISO 9001, ISO 14000, and ISO 14001 certifications. These stated management-system and social-compliance certifications provide explicit evidence of certification coverage.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, and reports lead times within 15 workdays in both peak and off-season periods. However, it has no overseas agents or branches, overseas warehouse, showroom, or offline trade-show participation, limiting evidence of localized overseas support.

R&D capabilityThe supplier reports new products within the past year, ODM availability, broad R&D customization services, and R&D engineers with 6–10 years of total experience. It does not have an available SDK, but the supplied evidence supports product-development and design capability.

Production capacityThe supplier reports an integrated multi-process production system, 50 quality-control staff, inventory capability, 30 qualified service suppliers, and lead times within 15 workdays in both seasons. However, it reports zero quality-control test equipment, while quality assurance and traceability status are unknown; production scale is therefore supported, but testing controls are a material concern.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM services, demonstrating broad stated customization coverage.

Client casesThe supplier reports providing OEM services to known brands, which is direct evidence of brand-customer experience. No specific customer names, project details, product volumes, or independently verifiable case information are provided.

Product Q&A

Q:What are the customizable size ranges?

The outer diameter can be customized from 6mm to 630mm, and the wall thickness ranges from 0.9mm to 50mm.

Q:What material grade is used?

We use high-quality TP304L stainless steel, sourced from Tsingshan brand raw materials to ensure consistency and performance.

Q:What is the minimum order quantity?

The minimum order quantity is between 0.5 and 1 ton, depending on the specific requirements.

Q:What are the delivery terms and lead times?

Standard TP304 round pipes are usually in stock. For other sizes, the minimum delivery time is 10 days. Peak season lead time is one month, while off-season is within 15 workdays.

Q:Which international standards do you comply with?

Our products meet various standards including ASTM A213/A312/A269/A511/A789/A790, DIN, JIS, GB/T, and GOST specifications.