... grade345W‡ 4 in andunderAWS A5.20E7XT-6,8AWS A5.29E7XT8-NiX§AWS A5.18ER70S-2,3,6,7AWS A5.28ER80S-NiXAWS A5.25FES70-XXXXFES72-XXXXAWS A5.25EG7 0- XXXXEG7 2- XXXXA852 / M270 grade485W‡As ... A5.29E100 T5-K3E101 T1-K7AWS A5.28ER100S-1ER100S-2AWS A5.23F10A4-EM2-M2A514 / M270M grades690 and 690W 21⁄2in thick or lessWith externalshieldinggasAWS A5.29E110T 5- K3,K4E111T1-K4AWS ... metal-arcwith other thanlow-hydrogenelectrodesASTM A36†,A53 grade B,A501, A529A570 all gradesShielded metal-arcwith low-hydrogenelectrodes;submerged-arc,gas, metal-arc orflux-cored...