This standard specifies the terms and definitions, product type and model representation methods, requirements, test methods, inspection rules, marking, packaging, transportation and storage of ZWC type super calender (hereinafter referred to as "calender"). This standard applies to ZWC super calenders used in the papermaking industry, with a working speed not exceeding 1 200 m/min and a width not exceeding 5 000 mm.
QB/T 1425-2013 Referenced Document
GB 5226.1 Safety of machinery--Electrical equipment of machines--Part 1: General requirements*, 2019-06-04 Update
GB/T 1184-1996 Geometrical tolerancing--Geometrical tolerance for features without individual tolerance indications
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 9439 Gray cast iron parts*, 2023-09-07 Update
QB/T 1425-2013 history
2013QB/T 1425-2013 Technical specifications for ZWC supercalender
1991QB/T 1425-1991 Technical conditions of ZWC super calender