This page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.

Premium Seamless Steel Tubes &
Heat Exchanger Solutions

Trusted manufacturer of precision tubing for industrial, automotive, HVAC, and energy applications. 20+ years of excellence in China.

Explore Products Request Quote

About Changzhou Joyruns Steel Tube Co., Ltd

A leading Chinese manufacturer and exporter of high-quality steel, copper, aluminum, and titanium tubing for global industrial applications.

20+ Years of Excellence

Changzhou Joyruns Steel Tube Co., Ltd specializes in the export of steel pipes and has been a trusted supplier of carbon, alloy, nickel, copper, and stainless steel tubing for over two decades. We are one of the most professional Bundy and stainless steel pipe manufacturers in China.

Our advanced technology, state-of-the-art equipment, and strict quality control systems ensure that every product meets international standards such as ASTM, DIN, JIS, and ASME.

  • ISO-Certified Manufacturing
  • In-House Testing Laboratory
  • Global Export Experience
  • Custom Sizes & Specifications
Precision Steel Tube Heat Exchanger Tube

Our Product Range

High-performance tubing solutions for diverse industrial needs

DIN17175 Seamless Precision Steel Tube

DIN17175 Seamless Precision Steel Tube

13CrMo44 Seamless Heat Exchanger Tubes

  • Standard: DIN17175
  • Material: 13CrMo44
  • Application: High-pressure heat exchangers, boilers
Automobiles Carbon Steel Seamless Tube

Automotive Carbon Steel Seamless Tube

Cold Drawing Precision Seamless Pipe DIN2391 ST37.4

  • Standard: DIN2391
  • Grade: ST37.4
  • Process: Cold drawn
ASTM A334 Gr.6 Low Temperature Steel Pipe

ASTM A334 Gr.6 Low Temp Steel Pipe

Seamless Alloy Steel Pipes

  • Standard: ASTM A334
  • Grade: Gr.6
  • Use: Low-temperature service
ASTM A254 Thin Copper Pipe

ASTM A254 Thin Copper Pipe

DC04 6*0.65mm Both Side Bundy Copper Coated Pipe

  • Standard: ASTM A254
  • Coating: Copper-coated
  • Application: HVAC, refrigeration
Titanium Heat Exchanger Tubes

Titanium Heat Exchanger Tubes

DIN17861 3.7035 Gr.2 Heat Exchanger Piping

  • Standard: DIN17861, ASTM B337
  • Grade: Gr.2 (Titanium)
  • Use: Corrosive environments
Heat Exchanger Steel Tube

High-Pressure Heat Exchanger Tube

ST52, DIN17175, 48.3x3.68mm

  • Standard: DIN17175
  • Material: ST52 Carbon Steel
  • Process: Seamless, cold drawn
Stainless Steel Condenser Tube

Stainless Steel Condenser Tube

ASME SA790, UNS S31500 Duplex

  • Standard: ASME SA790
  • Grade: UNS S31500 (Duplex)
  • Use: Marine, chemical plants
Aluminium Pipe Coil

Aluminium Pipe Coil

ASTM B210 1060, 7.9mm x 0.8mm

  • Standard: ASTM B210
  • Alloy: 1060
  • Application: Evaporators, HVAC
View All 150+ Products

Why Choose Steel Precision Tube?

Engineered for performance, durability, and global compliance

High Quality Assurance

Strict quality control system with in-house testing lab. Every tube undergoes rigorous inspection for dimensions, pressure, and material integrity.

Advanced Manufacturing

Utilizing automated cold drawing, extrusion, and rolling systems to ensure precision and consistency across all batches.

100% Customer Support

Dedicated export team providing technical consultation, custom solutions, and after-sales service for global clients.

20+
Years Experience
150+
Product Types
50+
Countries Served
100%
Quality Tested

Frequently Asked Questions

What standards do your tubes comply with?

Our products meet international standards including ASTM, ASME, DIN, JIS, BS, and ISO. Each batch is certified and traceable.

Can you produce custom sizes and materials?

Yes, we offer OEM and ODM services. Our engineering team can manufacture tubes to your exact specifications, including special alloys and dimensions.

What is the typical lead time for orders?

Standard orders are processed within 15–30 days. Custom or large-volume orders may require additional time, which we confirm during quotation.

Do you provide samples?

Yes, we offer free samples for evaluation. Shipping costs may apply depending on destination.

Get in Touch

Reach out for quotes, technical support, or custom manufacturing inquiries.

Contact Information

Phone: +86-13861277353

Email: jrstube_sales1@steelprecisiontube.com

Company Details

Company: Changzhou Joyruns Steel Tube Co., Ltd

Address: No.143 Qingyang North Road, Tianning District, Changzhou, China

Visit Official Website
China Quality Suppliers fobcompany.info

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact support@fobcompany.info via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者 不想被fobcompany.info收录 请用企业邮箱联系support@fobcompany.info 取消收录 我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact support@fobcompany.info

如果您是其他域名合作 也请联系support@fobcompany.info