Tube Lock Scope of application: In the process of oil and gas fields and geological exploration and development, bonding of parts that require high connection strength and are not easy to disassemble is required. It is especially suitable for locking wellhead flanges and preventing loosening and undercutting of oil casing threads. Performance characteristics: Can effectively lock OCTG joints Effectively prevent the loosening and undercutting of joints during the process of threaded down-hole operation Replace the original riveting and welding process, simple to use, just apply it With high connection strength, heat resistance, pressure resistance, acid and alkali resistance, etc. Packing specifications: This product is packed in cartons, 10 boxes per box, each box is 250 grams, and each box is equipped with a smearing tool, etc.