Metengr,
Can I possibly ask for assistance with understanding the chemical composition requirements please.
SFA 5.18 ER70S-6
SFA 5.28 ER80S-D2
Both wires comply with QW 442 A-1, A-2 & A-11 for C, Cr, Mo & Ni
A-1 & A-2 list a maximum Mn of 1.60
SFA 5.18 ER70S-6 lists an allowable range of...