Weld Neck Flange 帶頸對焊法蘭
Weld Neck Flange 帶頸對焊法蘭 (“WN”)features a long tapered hub that can be welded with a pipe....
APL210N Limit switch-signal feedback device-feedback device-
Limit switch-APL210N limit switch - signal feedback device - feedback device - feedback device - pneumatic limit switch...
Bellows compensator-Expansion joint -Expansion joint Flange
Bellows compensator，Expansion joint，Telescopic joint，Flange metal corrugated expansion joint is a compensation device used to absorb dimensional changes in pipelines, conduits, or containers caused by thermal expansion and contraction by utilizing the effective expansion ...