GB/T 13561.3-1992 Safety rules on port's continuous handling facilities—Belt conveyers

GB 13561.1-1992 Safety rules on port's continuous handling facilities—Grain silos system GB/T 13561.2-1992 Safety rules on port's continuous handling facilities—Pneumatic unloader GB/T 13561.4-1992 Safety rules on port's continuous handling facilities—Mass conveyer GB/T 13561.5-1992 Safety rules on port's continuous handling facilities—Bucket elevator

GB/T 13561.3-2009 Safety rules on port's continuous handling facilities—Part 3:Belt conveyers,mass conveyer and bucket elevator

GB 976 GB/T 987-1991 Belt conveyors—Basic parameters and dimensions GB/T 988-1991 Belt conveyor pulleys—Basic parameters and dimensions GB 987~996 GB/T 990-1991 Belt conveyor idlers—Basic parameters and dimensions GB 987~996 GB 987~996 GB 987~996 GB 987~996 GB 987~996 GB 987~996 JB 1152 JB 3001 GB/T 985-1988 Basic forms and sizes of weld grooves for gas welding manual arc welding and gas-Shielded arc welding GB/T 985.1-2008 Recommended joint preparation for gas welding,manual metal arc welding,gas-shield arc welding and beam welding GB/T 985.2-2008 Recommended joint preparation for submerged arc welding GB/T 985.3-2008 Recommended joint preparation for gas-shield arc welding on aluminium and its alloys GB/T 985.4-2008 Recommended joint preparation for welding on clad steels GB/T 986-1988 Basic forms and sizes of weld grooves for submerged arc welding GB/T 1348-1988 Spheroidal graphite iron castings GB/T 1348-2009 Spheroidal graphite iron castings GB/T 1348-2019 Spheroidal graphite iron castings GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.2-2008 Sampling procedures for inspection by attributes—Part 2:Sampling plans indexed by limiting quality(LQ)for isolated lot inspection GB/T 2828.3-2008 Sampling procedures for inspection by attributes—Part 3:Skip-lot sampling procedures GB/T 2828.4-2008 Sampling procedures for inspection by attributes—Part 4:Procedures for assessment of declared quality levels GB/T 2828.5-2011 Sampling procedures for inspection by attributes—Part 5:System of sequential sampling plans indexed by acceptance quality limit(AQL)for lot-by-lot inspection GB/T 2828.10-2010 Sampling procedures for inspection by attributes—Part 10:Introduction to the GB/T 2828 series of standards for sampling for inspection by attributes GB/T 2828.11-2008 Sampling procedures for inspection by attributes—Part 11:Procedures for assessment of declared quality levels for small population GB/T 10595-2009 Belt conveyors GB/T 10595-2017 Belt conveyors GB/T 10595-1989 General specifications for belt conveyers