About Us

Baosheng Precision Tube Co.,Ltd,established in 2011,is a professional supplier of  EN 10305 series welded & seamless precision carbon steel tubes and welded & seamless stainless steel tubes.we can provide our customers qualified steel tubes with specific solutions and the most effective manners.

Our seamless steel tube factory,established in 2005,is located in Zhangjiagang covers an area of 12,000 square meters,has equipment with state of the art facilities to produce carbon precision tubes and  stainless precision steel tubes,the production capacity is 550 tons per month in which 300 tons are carbon steel tubes with cold worked,bright annealed,black phosphate,zn-plated(white,yellow,olive green surface treatments) and 250 tons are precision stainless steel tubes-annlead & polished,bright annealed,grind & polished.

Our welded carbon steel tube factory,established in 2004,is located in Changzhou covers an area of 15,000 square meters,has the modernized facilities to produce welded carbon precision steel tubes with diameters from 6.35mm to 76.20mm and the welded redrawn carbon steel tubes can also be produced in our workshop.most of our tubes are delivered for the automotive industry,the production capacity is 2500 tons per month.

Changzhou Grand Import & Export Co.,Ltd, established in 2013,is offering more metal products with competitive prices like:seamless copper tubes,seamless brass tubes,seamless &welded titanium tubes,seamless aluminum tubes and low carbon bundy steel tubes,boiler and pressure steel tubes,honed steel tubes.etc

U.K.,France,U.S.,Germany,Finland,Brazil,Chile,Argentina,Turkey,South Korea,Saudi Arabia are our main markets.We have been assisting tube requirements for customers in these countries since the very beginning of our business.We are looking forward to assisting your tube requirements.

If you have any questions or enquiries,you are more than welcome to contact us sales@grandsteeltube.com

Capillary Stainless Steel Tubes    Seamless Stainless Tubes & Pipes   Welded Stainless Tubes & Pipes    Nickel Alloy Tubes & Pipes

EN10305-1/4  Seamless  Steel  Tubes     EN10305-2/3 Welded Precision Tubes       ISO8535-1 Fuel Injection Tubes

Single/Double Wall Bundy Tubes             Seamless Honed/SRB Tubes & Pipes        A210/A179  Boiler & Pressure Tubes

Aluminium Tubes & Pipes     Brass/Copper Tubes & Pipes      Titanium Tubes & Pipes        Non-ferrous Capillary Tubes



One-stop stainless steel piping service

One-stop stainless steel piping service

♦ Products > | seamless pipe & tube | welded pipe & tube | boiler tube | heat-exchanger tube | fittings | flange
♦ Service  > | cutting | polishing | beveling end | de-burring | U-bending | color coding | PE coating | marking tagging | export package

Top quality products

Top quality products

All Grand tube products are of the highest standard and will exceed all standard requirements without a shadow of a doubt.
♦ Strict quality control system.
♦ All products manufactured by ISO 9001 certified factory.
♦ All products shipped with MTC according to EN 10204 3.1.
♦ Rich experience in project management

.Quick response from initial inquiry

Quick response from initial inquiry

Grand’s team is organized to provide fast quotations and delivery.
♦ 24h/day and 7 day/weekly online service is available.
♦ All emails, faxes will be replied within 8 working hours.
♦ Wide inventory of  all kinds of metallic tubes for fast delivery.

Professional after-sales service

Professional after-sales service

When you buy a pipe from Grand, you are investing in a service and after sales commitment that is second to none.
♦ Regularly visit our customer company and worksite to get the valued experience and feedback from end users, so as to improve our quality to satisfied your requirements better.
♦ Experienced working team to support the tailored requirements.

Best price guaranteed

Competitive price guaranteed

When you source tube products from Grand, you source everything directly from the manufacturer! Reduce the number of interfaces and communicate efficiently, we promise you’ll always get the most cost-effective metallic tubes.