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1. What’s ASTM F2413-11 Standard?

ST:Steel toe

SR:Slip Resistant

ASTM: This standard defines the minimum performance requirements protective footwear must meet to resist a variety of hazards

F2413-11: that can potentially result in injury in the workplace.First Safety's safety footwear,when indicated,meets or exceeds the ASTM F2413-11standards for the following

safety features:

-Impact(i/75)=Indicates protection for the toe area of footwear from a nominal impact of 75 foot-pounds(101.7J).This is the equivalent of a 50 pound weight dropped from a height of 2 feet.

-Compression(c/75)=Indicates protection for the toe area of footwear capable of withstanding a force equivalent to 2500lbs of pressure.

EH: First Safety's safety footwear marked with EH indicates footwear that has a sole capable of withstanding an application of 18,000 voltsat 60 Hz for 1 minute with no current flow or leakage current in excess of 1 millamperes.

SD: First Safety's safety footwear marked with SD indicates soles are static-dissipative.The outer soles are made from an antistaticcompound,capable of dissipating an electrostatic charge in a controlled manner.The test criteria are 10^6 to 10^8 Ohms.

2.What’s The Men’s Size Conversion of USA, UK, EU AND CM?

Please click on the text to see the size table.

3.What’s The Meaning of CSA Symbols?

Please click on CSA

4.What’s The Meaning of Safety Icons?

Please click on the answer.