| Grease may be removed from silk and woolen clothes by the use of magnesia. Scrape a quantity upon the spot, cover with a brown paper and place a hot flat-iron over it. The heat of the iron acts upon the magnesia and when the iron and the paper are ... Read more of 134. To Remove Grease from Silk at Home Medicine.ca |  Informational.caPrivacy |
Steel MakingGas Consumption For CarburizingAlthough the advantages offered by the gas-fired furnace for ... Chromium Chromium when alloyed with steel, has the characteristic func... Typical Oil-fired Furnaces Several types of standard oil-fired furnaces are shown herew... A Satisfactory Luting Mixture A mixture of fireclay and sand will be found very satisfactor... Leeds And Northrup Optical Pyrometer The principles of this very popular method of measuring tempe... Application Of Liberty Engine Materials To The Automotive Industry The success of the Liberty engine program was an engineer... Hardening Steel is hardened by quenching from above the upper critical.... Crankshaft The crankshaft was the most highly stressed part of the entir... Pyrometers Armor plate makers sometimes use the copper ball or Siemens' ... For Milling Cutters And Formed Tools FORGING.--Forge as before.--ANNEALING.--Place the steel in a ... Detrimental Elements Sulphur and phosphorus are two elements known to be detrimen... Pickling The Forgings The forgings were then pickled in a hot solution of either ni... Correction By Zero Adjustment Many pyrometers are supplied with a zero adjuster, by means ... Tempering Colors On Carbon Steels Opinions differ as to the temperature which is indicated by t... Rate Of Absorption According to Guillet, the absorption of carbon is favored by ... Oil-hardening Steel Heat slowly and uniformly to 1,450 deg.F. and forge thorough... Heat Treatment Of Punches And Dies Shears Taps Etc HEATING.--The degree to which tools of the above classes shou... The Modern Hardening Room A hardening room of today means a very different place from ... Silicon SILICON is a very widespread element (symbol Si), being an es... Liberty Motor Connecting Rods The requirements for materials for the Liberty motor connecti... |
Correction By Zero AdjustmentCategory: PYROMETRY AND PYROMETERS Many pyrometers are supplied with a zero adjuster, by means of which the pointer can be set to any actual cold-junction temperature. If the cold junction of the thermo-couple is in a temperature of 100 deg.F., the pointer can be set to this point on the scale, and the readings of the instrument will be correct. Next: Compensating Leads Previous: Correction For Cold-junction Errors
Viewed 640 |
||||||||||||||||||||
