Sheet1Composition in Cs and low alloy steel Composition in Cs and low alloy steel Carbon%Mn%(Cr+Mo+V)%(Ni+Cu)%Carbon%Mn%(Cr+Mo+V)%(Ni+Cu)%Write0.170.900WriteCarbon%Mn%/6(Cr+Mo+V)%/5(Ni+Cu)%/15Carbon%Mn%/6(Cr+Mo+V)%/5(Ni+Cu)%/15Automatic Computation0.170.150.000.00Automatic Computation0000CE=0.32CE=01CE value of 0.2 to 0.3 have very good weldability2When CE value increases from 0.4 the weld is susceptible to under bead cracking3CE of 0.6 shows a very high crack sensitivity4Weldability and resistanceto hydrogen cracking generally decreases with increasingcarbon or martensite in the weld metal or the HAZ,or both.MaterialCEPcrAl O6 B0.48A53 B0.5A216 WCB0.47A352 LCB0.47High Temp. ServiceA51 5 Gr55 0.43Low Temp. ServiceA51 6 Gr55 0.46Pressure Vessel PlateA285 Gr A0.32Composition in Cs and low alloy steel Carbon%Si%Mn%Cu%Ni%Cr%Mo%V%5B Write0.170.9Carbon%Si%/30Mn%/20Cu%/20Ni%/60Cr%/20Mo%/15V%/105B Automatic Computation0.170.000.05000.000.000.000Pcr0.22

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