GB/T 42341-2023 Centrifugal dredge pump

GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications GB/T 1800.2-2020 Geometrical product specifications(GPS)—ISO code system for tolerances on linear sizes—Part 2:Tables of standard tolerance classes and limit deviations for holes and shafts GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance indications GB/T 3098.1-2010 Mechanical properties of fasteners—Bolts,screws and studs GB/T 6414-2017 Castings—Dimensional tolerances and geometrical tolerances and machining allowances GB/T 7233.1-2009 Steel castings—Ultrasonic examination—Part 1:Steel castings for general purposes GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings 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 11351-2017 Mass tolerances of casting GB/T 19418-2003 Arc-welded joints in steel—Guidance on quality levels for imperfections GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars 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 3077-1999 Alloy structure steels GB/T 3077-2015 Alloy structure steels GB/T 8263-1999 Abrasion-resistant white iron castings GB/T 8263-2010 Abrasion-resistant white iron castings GB/T 11352-1989 Carbon steel castings for general engineering purposes GB/T 11352-2009 Carbon steel castings for general engineering purpose GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 18149-2000 Centrifugal, mixed flow and axial pumps—Code for hydraulic performance tests—Precision class GB/T 18149-2017 Centrifugal,mixed flow and axial pumps—Code for hydraulic performance tests—Precision class JB/T 8467-2014 Blast steel parts ultrasonic testing GB/T 8263-2025 Abrasion-resistant white iron castings