气保焊丝OKAutrod12.50A5.18ER70S-6EN440G382CG3Si1G423MG3Si144054025+20℃110-20℃700.080.91.5OKAutrod12.51A5.18ER70S-6EN440G382CG3Si1G423MG3Si147056026+20℃130-20℃900.080.91.5OKAutrod12.63A5.18ER70S-6EN440G422CG4Si1G463MG4Si152559526+20℃130-20℃900.11.11.7OKAutrod12.64A5.18ER70S-6EN440G422CG4Si1G463MG4Si152559526+20℃130-20℃900.11.01.7)