名称及规格 材料 备注
安全阀 DN25 A41H-16C 20
碟阀 DN100 D41X-10C 20
碟阀 DN150 D41X-10C 20
碟阀 DN250 D41X-10C 20
碟阀 DN300 D41X-10C 20
碟阀 DN80 D41X-10C 20
球阀 DN20 Q41H-16C 20
球阀 DN25 Q41H-16C 20
碟阀 DN100 D41X-10C 304 半304
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