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BURKERT角座閥2300型：德國BURKERT 2300型角座閥,， 2位2通，DN：13-50,，2/2-way Angle-Seat Control Valve with stainless steel design for media up to +180°C, DN 13-50.寶德角座閥 寶德截止閥

BURKERT角座閥2300型：德國BURKERT 2300型角座閥,， 2位2通，DN：13-50,，2/2-way Angle-Seat Control Valve with stainless steel design for media up to +180°C, DN 13-50.寶德角座閥 寶德截止閥

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