To properly protect your feet, it is important to choose ASTM / CSA-Approved work boots that will protect you against the risks that exist at your specific workstation. CSA GREEN TRIANGLE Puncture Resistant The CSA green triangle patch indicates sole puncture protection with Grade 1 Protective toe to withstand impacts up to 125 joules. Sole puncture protection is designed to withstand a force of not less than 1200 Newtons (270 pounds). CSA WHITE RECTANGLE Electric Shock Resistance The CSA White rectangle with the orange Greek letter omega - Ω - indicates soles that provide resistance to electric shock. Such certified footwear contains a sole and heel design assembly that, at the point of manufacturing, has electrical insulating properties to withstand 18,000 Volts and a leakage current not exceeding 1mA for 60 seconds. Slip Resistant Outsole Slip Resistance in Accordance ASTM: D1894 / E1677. Coefficient of Friction on Unglazed Tile Dry Surface ⫺ 1.0;Wet ⫺ 0.7; Oil ⫺ 0.4. How much weight can steel toed boots hold? The CSA green triangle patch on MooseLog steel toed boots indicates sole puncture protection with Grade 1 Protective toe to withstand impacts up to 125 joules. Our sole puncture protection can withstand a force of not less than 1200N (270 pounds). What are the standards of sole puncture protection in ASTM & CSA? ASTM F2413 requires safety footwear to withstand an impact of 101.7 joules for class 75 without allowing the toes to be crushed. In addition, CSA requires safety footwear to withstand an impact of 125 joules. How to size your work boots? Work boots should be fitted to about a half size larger than normal footwear. Since they contain a hard cap in the boot, there is no stretch in the toe box area. Your toes should never touch the end of the steel toe boot. What are steel toe boots meant for? Mooselog steel toed boots steel toed boots come with a CSA green triangle and CSA white rectangle certification, indicating their Grade 1 sole puncture protection and resistance to electric shock. Why steel toe work shoes? Steel toe work shoes feature a steel capping over the toe area to provide protection against falling objects. Steel toe shoes are ideal for warehouses, manufacturing plants, and other industrial sites working with heavy machinery and objects.