High-corrosion-resistance cold-drawn precise seamless steel tube

• Main Authors: REN WEIJIANG, XU BIN, XU WEIDONG
• Format: Patent
• Language: Chinese; English
• Published: 07.12.2021
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; BLASTING; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HANDLING THIN OR FILAMENTARY MATERIAL; HEATING; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; PIPES; STORING; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; TRANSPORTING; WEAPONS

The high-corrosion-resistance cold-drawn precision seamless steel pipe comprises a steel pipe body, the inner wall of the steel pipe body is connected with a blocking plate in a sliding mode, an inserting groove is formed in the surface of the blocking plate, a clamping groove is formed in the blocking plate, the inner wall of the clamping groove is connected with an inserting block in a clamped mode, and the surface of the inserting block is fixedly connected with a connecting frame. The steel pipe body comprises a wrapping layer, and the inner wall of the wrapping layer is fixedly connected with a wear-resistant layer. In the transportation and installation process, the blocking plate is not prone to moving, sundries are not prone to entering the steel pipe body, abnormal conditions are not prone to occurring when the steel pipe is used after installation is completed, the blocking plate is taken out conveniently through cooperation of the handle, the inserting block and the connecting frame, normal install