A.2000
B.3000
C.4000
D.5000

A.2.5~3.0
B.1.5~3.0
C.0.5~1.0
D.2.0~3.0

A.22.5
B.25
C.30
D.32.5

A.50℃
B.60℃
C.65℃
D.70℃

A.40~220g/L
B.50~230g/L
C.50~260g/L
D.40~260g/L

A.2
B.3
C.4
D.5

A.2
B.3
C.4
D.5

A.焊接2000±300个焊缝
B.焊接3000±200个焊缝
C.焊接2000±200个焊缝
D.焊接3000±300个焊缝

A.4.0*720
B.4.5*730
C.4.0*750
D.3.0*720

A.5%
B.4%
C.3%
D.2%

A.350m/min
B.300m/min
C.200m/min
D.150m/min