底边无缝焊 无间隙焊缝

closedweld  detail>>

底边无缝焊

closed weld  detail>>

无间隙焊缝

closed weld  detail>>

底边无焊缝

closed weld  detail>>

无间隙焊根

closed root  detail>>

留间隙焊缝

open weld  detail>>

形皮口无间隙焊接

v-weld without gap v  detail>>

形坡口无间隙焊接

v-weld with gaand back strip v-weld with gap and back strip v  detail>>

无间隙对接焊缝

unspaced butted weld  detail>>

无间隙也不错接焊缝

unspaced butted weld  detail>>

无间隙

gapless zero clearance  detail>>

留隙焊缝

open weld  detail>>

钢制对焊无缝管件

steel butt-welding seamless pipe fittings  detail>>

微间隙焊接

micro-gap welding  detail>>

微隙间隙焊

microgawelding  detail>>

狭间隙焊

narrow gap welding  detail>>

小间隙焊接

narrow gap welding  detail>>

窄间隙焊

narrow-gawelding  detail>>