GB/T 44521-2024 Scraper conveyors—Safety specifications

GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB 755-2000 Rotating electrical machines—Rating and performance GB/T 755-2008 Rotating electrical machines—Rating and performance GB/T 755-2019 Rotating electrical machines—Rating and performance GB/T 755-2025 Rotating electrical machines—Rating and performance GB/T 755.2-2003 Methods for determining losses and efficiency of rotating electrical machinery from tests(excluding machines for traction vehicles) GB/T 2893.5-2020 Graphical symbols—Safety colours and safety signs—Part 5:Principles and requirements for the use of safety signs GB/T 3767-1996 Acoustics—Determination of sound power levels of noise sources using sound pressure—Engineering method in an essentially free field over a reflecting plane GB/T 3767-2016 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for an essentially free field over a reflecting plane GB 3836.1-2000 Electrical apparatus for explosive gas atmospheres—Part 1:General requirements GB 3836.1-2010 Explosive atmospheres—Part 1:Equipment—General requirements GB/T 3836.1-2021 Explosive atmospheres—Part 1:Equipment—General requirements GB 4053.1-1993 Safety requirements for fixed steel vertical ladders GB 4053.1-2009 Safety requirements for fixed steel ladders and platform—Part 1:Steel vertical ladders GB 4053.1-2025 Safety requirements for fixed metal ladders and platform—Part 1:Vertical ladders GB 4053.2-1993 Safety requirements for fixed steel oblique ladders GB 4053.2-2009 Safety requirements for fixed steel ladders and platform—Part 2:Steel inclined ladders GB 4053.2-2025 Safety requirements for fixed metal ladders and platform—Part 2:Inclined ladders GB 4053.3-1993 Safety requirements for fixed industrial protective railings GB 4053.3-2009 Safety requirements for fixed steel ladders and platform—Part 3:Industrial guardrails and steel platform GB 4053.3-2025 Safety requirements for fixed metal ladders and platform—Part 3:Industrial guardrails and platform GB 4053.4-1983 Fixed steel industrial platform GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB 5083-1999 General rules for designing the production facilities in accordance with safety and health requirements GB 5083-2023 General rules for designing the production facilities in accordance with safety and health requirements GB/T 5226.1-2019 Electrical safety of machinery—Electrical equipment of machines—Part 1:General requirements GB/T 8196-2003 Safety of machinery—Guards—General requirements for the design and construction of fixed and movable guards GB/T 8196-2018 Safety of machinery—Guards—General requirements for the design and construction of fixed and movable guards GB 11920-1989 General specification of central control equipments for electrical parts in power stations and substations GB/T 11920-2008 General specification of central control equipment and system for electrical parts in power stations and substations GB/T 14521-2015 Terms of continuous handling equipment GB/T 14521.1-1993 Terms of conveying machinery—Types of conveying machinery GB/T 14521.2-1993 Terms of conveying machinery—Main parameters GB/T 14521.3-1993 Terms of conveying machinery—Unit and component parts GB/T 14521.4-1993 Terms of conveying machinery—Belt conveyor GB/T 14521.5-1993 Terms of conveying machinery—En masse conveyor GB/T 14521.6-1993 Terms of conveying machinery—Slat conveyor GB/T 14521.7-1993 Terms of conveying machinery—Screw conveyor GB/T 14521.8-1993 Terms of conveying machinery—Fluid conveyor GB/T 14521.9-1993 Terms of conveying machinery—Elevator GB 14711-1993 General requirements for safety of small and medium size rotating electrical machines GB 14711-2006 Safety requirements of small and medium size rotating electrical machines GB/T 14711-2013 General requirements for safety of small and medium size rotating electrical machines GB/T 14711-2025 General requirements for safety of small and medium size rotating electrical machines GB 15577-1995 Safety regulations for dust explosion prevention and protection GB 15577-2007 Safety regulations for dust explosion prevention and protection GB 15577-2018 Safety regulations for dust explosion prevention and protection GB/T 15706-2012 Safety of machinery—General principles for design—Risk assessment and risk reduction GB/T 15706.1-1995 Safety of machinery—Basic concept, general principles for design—Part 1:Basic terminology, methodology GB/T 15706.1-2007 Safety of machinery—Basic concepts, general principles for design—Part 1:Basic terminology, methodology GB/T 15706.2-1995 Safety of machinery—Basic concepts, general principles for design—Part 2:Technical principles and specifications GB/T 15706.2-2007 Safety of machinery—Basic concepts, general principles for design—Part 2:Technical principles GB 16754-1997 Safety of machinery—Emergency stop—Principles for design GB/T 16754-2008 Safety of machinery—Emergency stop—Principles for design GB/T 16754-2021 Safety of machinery—Emergency stop function—Principles for design GB/T 16856-1997 Safety of machinery—Principles for risk assessment GB/T 16856-2015 Safety of machinery—Risk assessment—Practical guidance and examples of methods GB/T 16856.1-2008 Safety of machinery—Risk assessment—Part 1:Principles GB/T 16856.2-2008 Safety of machinery—Risk assessment—Part 2:Practical guidance and examples of methods GB/T 23821-2009 Safety of machinery—Safety distances to prevent hazard zones being reached by upper and lower limbs GB/T 23821-2022 Safety of machinery—Safety distances to prevent hazard zones being reached by upper and lower limbs GB/T 25295-2010 Guidelines on safety designs for electric equipments GB/T 26952-2011 Non-destructive testing of welds—Magnetic particle testing of welds—Acceptance levels GB/T 26953-2011 Non-destructive testing of welds—Penetrant testing of welds—Acceptance levels GB/T 35017-2018 Continuous handling equipments—Classification,symbols,performance and test methods for bulk materials GB 40159-2021 En-masse conveyors—Safety rules GB 50058-2014 Code for design of electrical installations in explosive atmospheres GB 50168-2018 Standard for construction and acceptance of cable line electric equipment installation engineering GB 50169-2016 Code for construction and acceptance of grounding connection electric equipment installation engineering GB 50017-2017 Code for design of steel structures GB 50170-2018 Standard for construction and acceptance of rotating electrical machines electric equipment installation engineering GB 50254-2014 Code for construction and acceptance of low-voltage apparatus Electric equipment installation engineering GB 50255-2014 Code for construction and acceptance of power conversion equipment electric equipment installation engineering GB 50270-2010 Code for construction and acceptance of conveyor equipment installation engineering GB/T 44523-2024 Continuous mechanical handling equipment—General principles for safety signs and hazard pictorials