The raw material of window cleaning suspended platform should meet specifications, and qualified. Material for pivotal accessories should be strictly incoming inspected. The grooves, cracks and other defects should be flatted , and visible surface have primer and finishing coat.
All components and accessories which are manufactured or purchased must be qualified by the Quality Inception Department. Casting surface of the scaffolding platform should be smooth and flat without crack, fold, scab and other defects, also should comply with the design and technical requirements.
No rust and cracks on machined surface. No weld up once defects exist on processing surface or nonproductive surface. No cracks and other serious defects on heated spare parts’ surface.