SFA-5.23/SFA-5.23M
SFA-5.23/SFA-5.23M (Specification for low-alloy and high manganese steel electrodes and fluxes for submerged arc welding)· ASME (Amerika Birleşik Devletleri) · 186 malzeme
SFA-5.23/SFA-5.23M (Specification for low-alloy and high manganese steel electrodes and fluxes for submerged arc welding)· ASME (Amerika Birleşik Devletleri) · 186 malzeme