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Pneumatic control valve parts material
The author: Time:2019/9/28

气动调节阀的零件材料
        碳钢铸件应用在铸钢制造气动调节阀阀体和阀盖的情况很广泛,按国家标准9277-73(德尔果维什德工厂拟订的)所规定的机械特性、铸造特性、稳定性等等,经常使用的钢OTA20相当于GS-C25 ( DIN17245或ASTM-A215-58)。它的使用压力≥6巴,温度接近于400摄氏度.而合金钢被用来制造工作于高温或低温状态(非强腐.蚀性介质)的阀体(盖)。不同材料在调节阀的用处各有不同。

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