What Grade of Brass or Cast Iron is Used for Worm Wheels?

[Vossi]

I'm trying to figure out the specific grade/code of Brass or Cast Iron used for Worm Wheels.

 

[berkeman]

I'm trying to figure out the specific grade/code of Brass or Cast Iron used for Worm Wheels.

And your extensive Google searching has turned up what? We don't do your simple searching for you here. If you have *specific* questions about your reading from the links that you post, that is where we can help you the best.

 

[Baluncore]

In this case, if you google the question, you will get many excellent answers.
' what grade of Brass or Cast Iron is used for Worm Wheels '
Including; British Standard, BS 721, Specification for Worm Gearing, 1963,