Hello. Sign In
Standards Store
ANSI B11.4 3rd Edition, July 15, 2008
Complete Document
Active, Most Current
Safety requirements for Shears
Includes all amendments and changes through Reaffirmation Notice , 2013
Secure PDF  :
$75.00 USD
In Stock
Print  :
$83.00 USD
In Stock
This standard applies to those mechanically, hydraulically, hydro-mechanically or pneumatically powered shears used to cut material by shearing, and which utilize a fixed blade(s) and non-rotary moving blade(s).

Shears addressed in this standard are commonly found in these basic applications:

1) stand–alone

2) stand–alone, automatic

3) process line

For the purpose of this standard, the term shear shall be inclusive of stand-alone, stand-alone automatic, and process line shears.