Tianjin Jiu Long Steel Pipe Co., Ltd. is a company specializing in the sale of square steel pipes..Main products include rectangular steel tubes, Q355B rectangular steel tubes, Q345B seamless rectangular tubes, Q345D seamless rectangular tubes, Q345C rectangular steel tubes, large diameter rectangular tubes, stainless steel rectangular steel tubes, galvanized rectangular tubes, seamless rectangular tubes, and special (non-standard) rectangular steel tubes.

    Our products complyGB/T 13793-92, GB 6728-86 standards, and Japanese JISG3445, JISG3446 standards.

The company seeks development through quality.Welcome clients with integrity; the company sincerely invites friends from all walks of life to discuss business.

    Production Range60 Round Pipex60-300300MM thickness; 3-12MM rectangular tube 60x70-300400MM thickness; 3-12MM.

We solemnly promiseOffer quality products, fair prices, and comprehensive services to thank both new and old customers for their trust.

Operating PrinciplesCustomer first, superior quality, comprehensive selection, reasonable pricing!

Our company offers a full range of square tubes, featuring superior quality, reasonable prices, and ample stock in our warehouse. We have an excellent reputation in the domestic industry!