British Commonwealth Welding Conference, June, 1957, London and Saltburn |
From inside the book
Results 1-3 of 48
Page 55
... preheat- ing . This is discussed later , but it should be noted that a smaller degree of preheat will be as effective as a larger amount of post - heat in the end result . Although the use of either preheat or low - hydrogen electrodes ...
... preheat- ing . This is discussed later , but it should be noted that a smaller degree of preheat will be as effective as a larger amount of post - heat in the end result . Although the use of either preheat or low - hydrogen electrodes ...
Page 56
... Preheating The maximum benefit in reducing the cooling rate is obtained if preheat is maintained during the welding operation and for a short time after . Various methods of determining the critical cooling rate and the required preheat ...
... Preheating The maximum benefit in reducing the cooling rate is obtained if preheat is maintained during the welding operation and for a short time after . Various methods of determining the critical cooling rate and the required preheat ...
Page 278
( 205 ° C . ) PREHEAT ( 427 ° C ) PREHEAT 0.04 DISTANCE FROM WELD JUNCTION , in 10 - Effect of preheating on boundary- zone hardness in 1 in . Mn - Mo plate.in . dia . electrodes , 7.5 in./min . , 185 amp . D.C. — ve ) Training the ...
( 205 ° C . ) PREHEAT ( 427 ° C ) PREHEAT 0.04 DISTANCE FROM WELD JUNCTION , in 10 - Effect of preheating on boundary- zone hardness in 1 in . Mn - Mo plate.in . dia . electrodes , 7.5 in./min . , 185 amp . D.C. — ve ) Training the ...
Contents
Session | 8 |
Welded Aluminium Construction in Road Vehicles J G Young and D R Thomas | 13 |
Welding in Locomotive and Carriage and Wagon Workshops of British Railways George Foster | 26 |
47 other sections not shown
Other editions - View all
Common terms and phrases
Alcan aluminium alloys application arc length arc welding argon argon-arc welding austenitic automatic welding boiler Britain British brittle fracture butt joints butt welds carbon chemical CO₂ construction corrosion cost cover plates cracking defects ductility effect electrode Engineering equipment fabrication fatigue ferrite fillet welds flange flux fusion girders heat heat-affected zone heat-treatment increase industry inert-gas length load longitudinal machine manual welding material mechanical metal-arc welding method mild steel nickel normal notch obtained operation oxy-acetylene oxygen pipe plant porosity position possible preheat problems production properties radiographic rail ends reactor reduced residual stresses resistance resistance welding riveted shielding shielding gas shown in Fig shows specification specimen standard strength stress relieving structure submerged-arc suitable surface tank technique temperature tensile thick tion tons/sq tube voltage weld metal weldability welded joints welder welding head welding processes welding speed wire