GB/T 29542-2013 Industrial off-gas energy recovery turbine expander

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 2100-2002 Corrosion-resistant steel castings for general applications GB/T 2100-2017 Corrosion-resistanst steel castings for general applications GB/T 3766-2001 Hydraulic fluid power—General rules relating to systems GB/T 3766-2015 Hydraulic fluid power—General rules and safety requirements for systems and their components GB/T 6557-1999 Mechanical vibration—Methods and criteria for the mechanical balancing of flexible rotors GB/T 6557-2009 Mechanical vibration—Methods and criteria for the mechanical balancing of flexible rotors GB/T 9239.1-2006 Mechanical vibration—Balance quality requirements for rotors in a constant(rigid)state—Part 1:Specification and verification of balance tolerances GB/T 11345-1989 Method for manual ultrasonic testing and classification of testing results for ferritic steel welds GB/T 11345-2013 Non-destructive testing of welds—Ultrasonic testing—Techniques,testing levels,and assessment GB/T 11345-2023 Non-destructive testing of welds—Ultrasonic testing—Techniques, testing levels and assessment GB/T 12467.3-1998 Quality requirements for welding—Fusion welding of metallic materials—Part 3:Standards quality requirements GB/T 12467.3-2009 Quality requirements for fusion welding of metallic materials—Part 3:Standard quality requirements GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 26137-2010 Thermodynamic performance testing for blast furnace gas energy recovery turbo-expander JB/T 6887-2022 Fan-used cast iron parts technical specifications JB/T 4365-1997 Special lubrication, shaft seals, and control oil systems JB/T 6887-2004 Technical condition of cast iron for fans blower and compressors GB/T 191-2025 Graphical symbols marking for handling and storage of packages