4.3.
Environment
Chemical hazards, heat and corrosion may damage the lanyard. More frequent formal inspections are
required in environments with chemical hazards, heat and corrosion. Do not use in environments with
temperatures greater than 185ºF (85ºC). Use caution when working around electrical hazards, moving
machinery, abrasive surfaces, and sharp edges.
Table 3 Chemicals
Chemical
Strong acid (dilute)
Strong acid (conc.)
Weak acid (dilute)
Weak acid (conc.)
Strong alkali (dilute)
Strong alkali (conc.)
Weak alkali (dilute)
Weak alkali (conc.)
Alcohol
Aldehyde
Ether
Halogenated
hydrocarbons
Phenols
Bleaching agents
Ketones
Lubricating oils and
greases
Soaps and detergents
Seawater
Aromatic solvents
*Concentrated sulfuric acid attacks polyester
DO NOT use lanyards for material handling.
Failure to follow this warning can result in serious personal injury or death.
Resistance
Nylon
Polyester
Poor
Good
Poor
Fair*
Poor
Good
Poor
Good
Good
Poor
Fair
Poor
Good
Fair
Good
Poor
Good
Fair
Good
Poor
Good
Poor
Good
Good
Poor
Poor
Poor
Good
Good
Poor
Good
Good
Good
Good
Good
Good
Good
Poor
WARNING
MSA Lanyards User Instructions
Selection and Applications
Stainless steel (304)
Fair
Poor
Good
Poor
Good
Fair
Good
Fair
Good
Good
Good
Good
Good
Fair
Good
Good
Good
Fair
Good
Galvanized steel
Poor
Poor
Poor
Poor
Poor
Poor
Fair
Poor
Good
Good
Good
Good
Good
Poor
Fair
Good
Good
Poor
Good
9
US