扩: expand; enlarge; extend口: mouth式: type; style管接头: union joint; nozzle; union c ...锁紧螺母: jam nut; lock nut; latch nut ...扩口式管接头锁紧螺母垫圈: flared type tube fittings-back-uwasher接头锁紧螺母: swagelok扩口式管接头: flared fitting非扩口式管接头: non flared fitting扩口式管接头管套: flared type tube fittings-sleeve方头锁紧螺母: square lock nut弯头锁紧螺母: elbow jam nut; elbow jam unt扩口式管接头技术条件: specification for flared type tube fittings扩口式管接头空心螺栓: flared type tube fittings--inverted flare bolts; flared type tube fittings-inverted flare bolts扩口式管接头密合垫: flared type tube fittings-seat insert扩口式焊接管接头: flared type tube fittings--weld male connector--assembly; flared type tube fittings-weld male connector-assembly扩口式三通管接头: flared type tube fittings--union tee--assembly; flared type tube fittings-union tee-assembly扩口式四通管接头: flared type tube fittings--union cross--assembly; flared type tube fittings-union cross-assembly扩口式直角管接头: flared type tube fittings--union elbow--assembly; flared type tube fittings-union elbow-assembly扩口式直通管接头: flared type tube fittings--union--assembly; flared type tube fittings-union-assembly扩口式端直通管接头: flared type tube fittings--straight thread connector--assembly; flared type tube fittings-straight thread connector-assembly扩口式端直通管接头体: flared type tube fittings--straight thread connector--body; flared type tube fittings-straight thread connector-body扩口式隔壁直角管接头: flared type tube fittings--bulkhead union elbow--assembly; flared type tube fittings-bulkhead union elbow-assembly扩口式隔壁直角管接头体: flared type tube fittings--bulkhead union elbow--body; flared type tube fittings-bulkhead union elbow-body扩口式隔壁直通管接头: flared type tube fittings--bulkhead union--assembly; flared type tube fittings-bulkhead union-assembly