GB 43049-2023Safety technical conditions for continuous casting machines (English PDF)

4.1 Classification of continuous casting equipment

4.1.1 Casting platform equipment The casting platform equipment consists of the following main single equipment.

4.1.2 Main equipment of continuous casting machine The main equipment of the continuous casting machine consists of the following main single equipment.

4.1.3 Cutting area equipment The cutting area equipment consists of the following main single equipment.

4.1.4 Equipment in the run-out-area The equipment in the run-out-area consists of the following main single equipment.

4.1.5 General equipment General equipment consists of the following main equipment and systems.

4.2 Major hazards This article includes all major hazards, dangerous conditions and events, as long as they are involved in this document, which shall be determined as major hazards through risk assessment; measures shall be taken to eliminate their hazards or reduce their risks.

5.1.1 General requirements

5.1.1.1 Basic conditions The basic conditions for safety requirements are as follows:

5.1.1.2 Summary of this document The continuous casting machine that complies with this document shall comply with the safety requirements and safety measures specified in this document.

5.1.2 Layout and on-site inspection of continuous casting machine The supplier shall conduct a full inspection on site, to ensure the following items of continuous casting machine are well arranged and operate safely.

5.1.3 Safety layout The supplier shall prepare the safety layout document of the continuous casting machine. The purpose of safety layout is usually to provide spatial location information of equipment in the continuous casting machine related to safety, through one or more drawings, including the following items.

5.1.4 Safety devices Safety devices shall be easy to inspect and maintain. Safety devices shall be protected to prevent predictable damage. Safety devices shall be set up in accordance with the requirements set forth in GB/T 15706, GB/T 16855.1-2018, GB/T 16855.2, GB/T 16856; they shall be strong and reliable enough to ensure stable operation.

5.1.5 Hydraulic, lubricating, pneumatic, gas and cooling water systems The requirements for hydraulic, lubricating, pneumatic, gas and cooling water systems are as follows:

5.1.7 Fluids discharged into special tanks The supplier shall clearly indicate the fluids discharged into special tanks; the equipment manual shall include discharge information.

5.1.8 Personal protective equipment Personal protective equipment requirements are as follows:

5.1.9 Alarm devices and safety signs The requirements for alarm devices and safety signs are as follows:

5.1.10 Right of access

5.1.11 Escape route The escape route shall meet the following requirements at a minimum.

5.1.12 Automation equipment Automation equipment shall comply with the provisions of GB 7247.1 and GB 28526. It shall be designed with reference to GB/T 5226.1-2019, GB/T 15706, GB/T 16855.1, GB/T 16856, GB/T 18209.1, GB/T 18209.2, GB/T 18209.3, GB/T 34136.

5.1.13 Safety control system Select safety control equipment according to the requirements described in A.2 and with reference to GB/T 16855.1-2018 and GB/T 16855.2.The function of each safety control device shall be considered in combination with each element in the safety control system; the safety level of each element of the system shall not be reduced.

5.1.14 Surface temperature and heat dissipation

5.1.15 Ergonomic principles When designing a continuous casting machine, the following principles shall also be taken into account.

5.1.17 Continuous casting machine operating position

5.1.18 Local rotatable control box Various operating instructions issued by the local rotatable control box next to the continuous casting machine crystallizer shall take precedence over the operating signals issued by other consoles or pulpits. The start and stop instructions on the rotatable control box shall be operated by buttons or switches; the operation process and status can be clearly seen on the pulpit display.

5.1.19 Power failure The power failure safety requirements are as follows:

5.1.20 Hazardous areas Hazardous areas and their requirements are as follows:

5.3.2 Manipulation of operation control devices If it does not endanger the safety of the operator, the operator shall have a good field of vision beyond the dangerous area, such as setting up an industrial TV. If the operation control device stops being operated, the operation shall stop immediately.

5.3.3 Mechanical restraints The requirements for mechanical restraints are as follows:

5.3.4 Accessible rotating and moving parts The safety requirements for accessible rotating and moving parts are as follows:

7.2 Documents delivered with the continuous casting machine

7.2.1 Equipment instruction manual The supplier shall provide the equipment instruction manual for each continuous casting machine, which shall cover the main equipment of the continuous casting machine and all auxiliary equipment. It shall comply with the requirements of 3.9, 4.7, Appendix A of GB/T 9969-2008 and GB/T 15706.The instruction manual shall specify the characteristics and safety countermeasures of a specific machine; it may be improved or expanded according to the specific machine or equipment. The layout structure and content of the instruction manual are as shown in 7.2.2.

7.2.2 Contents of the machine or equipment manual In terms of safety, the machine or equipment manual includes.

7.2.3 Instructions for transportation, assembly, installation In terms of safety, the contents of the instructions for transportation, assembly, installation include.

7.2.4 Instructions related to equipment commissioning and disassembly & assembly In terms of safety, the instructions related to equipment commissioning and disassembly & assembly are as follows:

7.2.5 Equipment operation manual

7.2.6 Equipment maintenance manual In terms of safety, in addition to implementing the overall matters related to equipment maintenance in

5.1.27 and 5.1.28, the equipment maintenance manual shall also include descriptions of the following contents.

7.3 Minimum required markings The following information (such as in the pulpit of the continuous casting machine) shall be clear, easy to read, durable.