This standard stipulates and is applicable to the production furnace, water gas furnace, semi-water gas furnace, blast furnace, coke oven, vertical continuous carbonization furnace, converter and other gas in the factory area of industrial enterprises and the pressure is less than or equal to 12×105Pa Design, manufacture, construction, operation, management and maintenance etc. This standard does not apply to urban gas main pipes, branch pipes and garden pipe networks, pressure regulating facilities, liquefied petroleum gas, etc. When the relevant provisions of this regulation cannot be implemented due to the adoption of new technologies, imported technologies and imported projects, it is necessary to propose corresponding safety regulations (with scientific basis) and report to the safety supervision and management departments of provinces, autonomous regions, and municipalities directly under the Central Government for record before use and operation. .
GB 6222-2005 Referenced Document
GB 4053.1 Safety requirements for fixed steel ladders and platform.Part 1:Steel vertical ladders*, 2009-03-31 Update
GB 4053.2 Safety requirements for fixed steel ladders and platform.Part 2:Steel inclined ladders*, 2009-03-31 Update
GB 4053.3 Safety requirements for fixed steel ladders and platform.Part 3:Industrial guardrails and steel platform*, 2009-03-31 Update