1. factory certificate: the factory certificate is one of the necessary documents for special equipment. This is the official certificate of the manufacturer's production qualification for special equipment, including the basic information of the equipment, manufacturer's information, specifications and models, production date, etc.
2. Design drawings and calculations: The design drawings and calculations of special equipment are the guiding basis in the process of manufacturing and installation, which contain detailed information such as structural design, material selection, installation size and stress analysis of the equipment. These documents need to be attached when the equipment leaves the factory for users' reference during installation and maintenance.
3. Inspection report: The inspection report is a summary of the inspection and test results of special equipment, including the inspection results of equipment materials, structure and performance. These reports are a strong proof of the quality of equipment and an important basis for users to purchase special equipment.
4. Instructions for use, installation and maintenance: These instructions explain in detail the use method, installation steps, maintenance methods and precautions of special equipment. Manufacturers usually provide instructions in multiple languages to ensure that users can accurately use and maintain special equipment.
5. Equipment ex-factory records: Equipment ex-factory records include various records in the production process of equipment, such as material procurement records, manufacturing process records, inspection and test records, etc. These records are the proof of the manufacturer's compliance and quality control of the equipment production process.
6. Metrological inspection certificate: Metrological inspection certificate shows that the special equipment has passed metrological inspection before leaving the factory and meets the relevant national or regional standards and regulations. This is proof of the legitimacy of special equipment.
7. Warranty: Warranty is the manufacturer's written commitment to the quality of special equipment, which usually includes warranty period, warranty scope and maintenance method. When users buy special equipment, the warranty is a very important basis, which can ensure that the equipment can be repaired and maintained during the warranty period.
8. Transportation contract and insurance policy: If special equipment needs to be transported to the place designated by the user, the manufacturer usually provides transportation contract and insurance policy to ensure the safety and integrity of the equipment during transportation.
The above documents are necessary for special equipment to leave the factory. They not only ensure the quality and safety of equipment, but also provide reference for users in the process of use and maintenance. When purchasing special equipment, users should carefully check these certificates to ensure their legality and integrity, and avoid problems in later use due to incomplete or illegal certificates.