手柄法兰式蝶阀 D41X-6Q,D41J-6Q,D41X-6C,D41J-6C,D41X-6P,D41J-6P,D41X-6R,D41J-6R,
-10P-DN50,D41J-10P-DN65,D41J-10P-DN80,D41J-10P-DN100,D41J-10P-DN125,D41J-10P-DN150,
D41J-16P-DN50,D41J-16P-DN65,D41J-16P-DN80,D41J-16P-DN100,D41J-16P-DN125,D41J-16P-DN150,
D41X-6R-DN50,D41X-6R-DN65,D41X-6R-DN80,D41X-6R-DN100,D41X-6R-DN125,D41X-6R-DN150,
D41X-10R-DN50,D41X-10R-DN65,D41X-10R-DN80,D41X-10R-DN100,D41X-10R-DN125,D41X-10R-DN150,
D41X-16R-DN50,D41X-16R-DN65,D41X-16R-DN80,无锡昌林，D41X-16R-DN100,D41X-16R-DN125,D41X-16R-DN150,
D41J-6R-DN50,D41J-6R-DN65,D41J-6R-DN80,D41J-6R-DN100,D4

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