126. Table Of Colored Lenses
Description
This section is from the book "Applied Science For Metal Workers", by William H. Dooley. Also available from Amazon: Applied Science For Metal Workers.
126. Table Of Colored Lenses
The following table indicates the kind of colored lenses which should be used to nullify or prevent any injury to the eyes from the industrial processes tabulated below,
Group | Process | Approx. Temperature (F.) | Correct Color* |
Open-Hearth Steel | Charging machine | 3400° | S + A Z |
Steel pourers | 2800° | S + A A | |
Platform men | 3000° | S + A Z | |
Melters | 2800° | Special blue | |
Melting floor | 3400° | S + A Z | |
Hand-pouring | 2800° | S + A Z | |
All-steel pouring | 2800° | S + A A | |
Bessemer Steel | Pulpit operators | 3600° | Bessemer |
Blowing steel | 3600° | " | |
Pouring in molds | 2800° | S +A A | |
Blast Furnace Steel | Tapping | 2800° | S +A A |
Tuyeres | 3500° | Special blue | |
Wrought Iron | Puddling Furnace | 2800° | S + A A |
Furnace | Gas heating | 2500° | A K + D |
Electric heating | 5000° | S +A A | |
Large electric heating | 6000° | S +A Z | |
Oxyacet. cutting | 4000° | S +AA | |
Oxyacet. welding | 4350° | S + A Z | |
Light spot welding | S + A A | ||
Heavy spot welding | S + A Z | ||
Iron arc welding | 5500° | S + A Z | |
Carbon arc welding | 6450° | Arkweld | |
Lapweld | - | A K + D or S+AA |
* Symbols used by opticians.
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