产品名称：J41W-1.6,J41W-2.5,J41W-4.0,J41W-6.4,J41W-10.0,J41W-16.0,

J41H-1.6,J41H-2.5,J41H-4.0,J41H-6.4,J41H-10.0,J41H-16.0,美标截止阀 J41H-16,J41H-25,J41H-40,J41H-64,J41H-100,J41H-160, J41W-1.6,J41W-2.5,J41W-4.0,J41W-6.4,J41W-10.0,J41W-16.0, J41W-16,J41W-25,J41W-40,J41W-64,J41W-100,J41W-160, J41H-1.6P,J41H-2.5P,J41H-4.0P,J41H-6.4P,J41H-10.0P,J41H-16.0P, J41H-16P,J41H-25P,J41H-40P,J41H-64P,J41H-100P,J41H-160P, J41W-1.6P,J41W-2.5P,J41W-4.0P,J41W-6.4P,J41W-10.0P,J41W-16.0P, J41W-16P,J41W-25P,J41W-40P,J41W-64P,J41W-100P,J41W-160P, J41H-1.6C,J41H-2.5C,J41H-4.0C,J41H-6.4C,J41H-10.0C,J41H-16.0C, J41H-16C,J41H-25C,J41H-40C,J41H-64C,J41H-100C,J41H-160C, J41W-1.6C,J41W-2.5C,J41W-4.0C,J41W-6.4C,J41W-10.0C,J41W-16.0C, J41W-16C,J41W-25C,J41W-40C,J41W-64C,J41W-100C,J41W-160C, J641H-1.6,J641H-2.5,J641H-4.0,J641H-16,J641H-25,气动法兰截止阀 J641H-40,J641H-1.6C,J641H-2.5C,J641H-4.0C,J641H-16C, J641H-25C,J641H-40C,J641H-1.6P,J641H-2.5P, J641H-16P,J641H-25P,J641H-40P,J641H-4.0P,