SA 307

Category 
classification
AWS 
A 5.9: ER 307
EN ISO 
14343-A: S 18 8 6
DIN: W.Nr. 
1.4370
Suitable for 

Buffer layers before hardfacing, armor plate, (type 409, 304), high Manganese austenitic steel, heterogeneous welding, difficult to weld steels such as:
42CrMo4, C45, 42MnV7, tool steels etc.