Open I Close


Book Description

A practical handbook for the planning and construction of all forms of apertures and openings, from doors to skylights, from the first design idea to the final details, ideal for quick and targeted consultation.




ISO Catalogue


Book Description




GB/T 31433-2015 Translated English of Chinese Standard (GBT31433-2015)


Book Description

This Standard specifies the terms and definitions, classification, grading, identification, technical requirements, test methods, quality assessment procedures, packaging, markings, transportation, storage and quality certificate of refractory fibers and products. This Standard is applicable to refractory bulk fibers, fiber felts, blankets, modules, boards and rigid products and shapes, papers and textiles, etc.













GB/T 8478-2020 Translated English of Chinese Standard. (GBT 8478-2020, GB/T8478-2020, GBT8478-2020)


Book Description

This standard specifies the classification and marking, requirements, test methods, inspection rules, product markings and accompanying documents, packaging, transportation and storage of aluminum windows and doors. This standard is applicable to windows and pedestrian doors for exterior walls and interior partition walls of manual opening and closing operations, as well as vertical roof windows.