Tianjin T91 alloy main tubes, alloy tubes imported direct T91, T91 alloy tube low supply. Tianjin Steel Co., Ltd. Main Sewei large diameter alloy tube, thick-walled alloy tube, T91 alloy tube. Specification is complete, according to national standard, non-calibrated to do production, delivery cycle is short, convenient, fast delivery to meet your needs. Our alloy tube, spot storage capacity of 3,000 tons, standing T91 alloy tube outer diameter size from 16mm to 820mm, wall thickness 1.5mm to 80mm steel pipe to meet the national standard spot some of our customers needs. My company has always been adhering to "customer-oriented, integrity management, dedicated service, cooperation and development." Operating principles. With all the ones who enjoy the company and the customer's purpose, allowing you to experience the greatest benefits, the best and most satisfactory service. We sincerely welcome customers to call us, visit us and guide our work.