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Z41h / y flange maka maru kuwaha maitai
Ko nga korero mo te z41h / y flange cast steel gate valve Engineering diameter: DN 15 ~ DN 1000 Nominal pressure: PN10 ~ 100 Te pāmahana mahi: 0 ℃ ~ 200 ℃ Media e tika ana: te wai, te mamaoa, te hinu, te waikawa nitric, te waikawa acetic, me etahi atu Paearu hoahoa. GB/T12234、GB/T19672、JB/T7749、JB/T5298、JB/T8691 API 600, API 6D, ASME B16.34, BS 1414, DIN 3352