VOLUME
19, NO. 4, A P R I L
1947
31 A
GUARANTEED!
TRUE TEMPERATURE-E.M.F. VALUES
HOSKINS
CHROMEL-ALUMEL COUPLES & LEADS periods of time than any other base-metal thermocouple material.
OOD reason for wide acceptance . . . Hoskins Chromel-Alumel thermocouple wire carries a positive accuracy guarantee of ±5° between 32° and 660°F., and ± % % at temperatures above 660°F. This high degree of sustained accuracy . . . plus a fine durability . . . have made Chromel-Alumel couples standard equipment with nearly every pyrometer being manufactured today. They give you more accurate temperature readings over longer
G
If accurate temperature measurement is a matter of concern in your plant, make sure the pyrometers you buy are calibrated for and equipped with durable Chromel-Alumel thermocouples. And, of course, protect their accuracy by using only Chromel-Alumel extension leads. They belong together!
Complete technical information is contained in our Catalog-58R. Want a copy?
HOSKINS MANUFACTURING CO. 4 4 4 5 LAWTON, DETROIT 8 , MICHIGAN ELECTRIC
HEAT
TREATING
PYROMETERS SPARK
• * • TRADE MARK REG. U. S. PAT, OFF.
PLUG
-
FURNACES WELDING
ELECTRODE
HEATING WIRE
WIDE
· •
ELEMENT
HEAT SPECIAL
ALLOYS
RESISTANT ALLOYS
OF
•
THERMOCOUPLE
CASTINGS NICKEL
· •
AND
ENAMELING PROTECTION
LEAD
FIXTURES TUBES
WIRE
