JB/T 11162-2011 Cupola rotating chute-Technical requirements

GB 20905-2007 Safety requirements for foundry machinery GB 5226.1-2002 Safety of machinery—Electrical equipment of machines—Part 1:General requirements GB 5226.1-2008 Electrical safety of machinery—Electrical equipment of machines—Part 1:General requirements GB/T 5226.1-2019 Electrical safety of machinery—Electrical equipment of machines—Part 1:General requirements GB/T 11345-1989 Method for manual ultrasonic testing and classification of testing results for ferritic steel welds GB/T 11352-1989 Carbon steel castings for general engineering purposes GB/T 11352-2009 Carbon steel castings for general engineering purpose GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance indications GB/T 25711-2010 Foundry machinery—General technical requirements GB/T 25711-2023 Foundry machinery—General technical specification GB/T 3077-1999 Alloy structure steels GB/T 3077-2015 Alloy structure steels GB/T 3098.1-2000 Mechanical properties of fasteners—Bolts, screws and studs GB/T 3098.1-2010 Mechanical properties of fasteners—Bolts,screws and studs GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 7932-2003 Pneumatic fluid power—General rules relating to systems GB/T 7932-2017 Pneumatic fluid power—General rules and safety requirements for systems and their components GB/T 9439-1988 Grey iron castings GB/T 9439-2010 Grey iron castings GB/T 9439-2023 Grey iron castings 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 9969-2008 General principles for preparation of instructions for use of industrial products GB 9969.1-1998 General principles for preparation of instructions for use of industrial products JB/T 3000-2006 JBT 3000-2006 casting equipment model designation method JB/T 3000-1991 JBT 3000-1991 casting equipment model designation method。 JB/T 8609-2014 Forging and Machining Machinery Welding Specification JB/T 8609-1997 Forging and Pressing Machinery Welding Specification