Dust coat 1-2 mils to any area where 100% hiding is unachievable in 1 coat. 5 mils (DFT) top coat of Safety Yellow to entire surface. For powder coat systems: SSPC-SP10 (near-white blast cleaning) with a sharp surface profile of 1 to 2 mils. Where steel guardrail components are specified by the Ministry of Forests, Lands and Natural Resource Operations (the ministry) to be painted, this specification document shall apply. The paint systems described herein are for use in a shop coating environment where the steel substrate is protected. we are powder coating company with our own factory,We supply high quality powder coating with good leveling,strong adhesion,weather resistance,corrosion resistance,etc. Stable quality&competitive. Often used in combination with yellow on tags, labels, signs, and floor markers. Local Jurisdictions may use different standards – check with your primary agency. All options shown are rated for outdoor use and come in a smooth high gloss. Share This Story, Choose Your Platform!I believe ANSI 70 & ANSI 71 are standard colors in the US. Some top management guy decided that all electrical equipment shall be of paint British Airways blue colour.