焊接类型
BB1
BB3
BB7
BB14
BB41
BR1
BR2
BS1
BS2
BS3
CB1
CB4
CB5
CC1
CC2
CC4
CC6
CC7
CC11
CC14
CR1
CR2
CR3
CRE1
CRE2
CRE3
CRE6
CRE17
CS1
CS2
CS3
CS7
CS8
CS9
CS25
CS27
CS32
CS34
R4
R5
R10
R12
R6
R8
RS1
RS2