手动隔膜阀G41WJFS-4Z,G41WJFS-4C,G41WJFS-6P,G41WJFS-10R,G41WJFS-10C,G41WJFS-6R,G41WJFS-6C






遵循规范


STANDARD




设计与制造


GB12239




结构长度


GB1221/JB1688




法兰尺寸


JB78/JB79(GB　HG　SH)

01/23 00:49