Peter A. Frasse & Co., Inc. · Peter A. Frasse & Co., Inc. · leaf 49
e temperature recording instruments. For the benefit of our customers who still rely on the colormethod only for hardening and tempering, the chart on page45 was prepared. As there is a wide variation in the opinions of many author-ities regarding a definite temperature equivalent for eachhardening… … 44 Hardening and Tempering ColorsWITH CENTIGRADE AND FAHRENHEIT TEMPERATUREEQUIVALENTS. Color peg.Cent. Deg.Fahr, Color Deg. Cent, Deg. Fahr. Color Deg.Cent. Deg. Fahr. LightStraw DarkLightBrownDark 210 220230240 250260270 410 428446464 BloodRed 610 620630640 11301148 11661184 LightYellow Cream…
Steel tools · Cold-formed metal framing · Maintenance of cold-formed metal framing · Steel pipe and tube railings
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