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

    Our products comply withGB/T 13793-92, GB 6728-86 standards, and Japanese JISG 3445, JISG 3446 standards.

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

    Production Range: 60mm square tubex60-300300MM thickness; 60 rectangular tubes, 3-12MMx70-300400mm 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, with superior quality, reasonable prices, and ample stock at our warehouse. We have an excellent reputation among peers in the domestic industry!