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美标双座调节阀/American standard two - seat regulato

尺寸/Size: 16" (400mm) X Class 150#

阀体材质/The valve body material： ASTM A995 Gr. 4A 双相不锈钢/Duplex stainless steel

阀瓣材质/The disc material：A995 Gr.4A + Stl. 6 hard faced 双相不锈钢铸件/Duplex stainless steel casting + 边缘硬质合金司太立/Edge carbide stryker

阀杆材质/Stem material：ASTM A182 Gr. F51

阀座材质/A995 Gr.4A + Stl. 6 hard faced： 双相不锈钢铸件//Duplex stainless steel casting + 边缘硬质合金司太立/Edge carbide stryker

法兰标准/The standard of the flange：凸面 (RF)，标准/standard：ASME B16.5

结构长度/The length of the structure：1016mm 标准/standard：ASME B16.10

操作方式/Mode of operation：手轮操作/The handwheel operation

检测标准/Testing standard：API 598 / FCI 70-2 Class IV。（漏露等级4级/Leakage level 4）