Specimen Test of Large-Heat-Input Fusion Welding Method for Use of SM570TMCP

Figure 11

Hardness test results of SAW, FCAW, and ESW welding for SM490TMCP and SM570TMCP.

(a) SM570-40 mm-SAW (70 kJ/cm)

(b) SM570-40 mm-SAW (100 kJ/cm)

(c) SM570-80 mm-SAW (70 kJ/cm)

(d) SM570-100 mm-SAW (70 kJ/cm)

(e) SM570-40 mm-FCAW (60 kJ/cm)

(f) SM570-80 mm-FCAW (60 kJ/cm)

(g) SM570-100 mm-FCAW (60 kJ/cm)

(h) SM570-35 mm-ESW (60 kJ/cm)

(i) SM490-40 mm-SAW (50 kJ/cm)

(j) SM490-40 mm-SAW (70 kJ/cm)

(k) SM490-80 mm-SAW (50 kJ/cm)

(l) SM490-80 mm-SAW (70 kJ/cm)

(m) SM490-40 mm-FCAW (50 kJ/cm)

(n) SM490-80 mm-FCAW (50 kJ/cm)