since there are so many design and calculation methods for the threaded flange, it is suggested a universe standard be stipulated to ensure the quality of the design and manufacturing of the pr…
鑒于目前螺纹法兰设计计算的多样性,认为可以制定适当的标準加以规范,便于对设计、制造及验收的全过程进行控制,确保产品质量,从而提高井口设备的安全使用性能。
since there are so many design and calculation methods for the threaded flange, it is suggested a universe standard be stipulated to ensure the quality of the design and manufacturing of the product.
鑒于目前螺纹法兰设计计算的多样性,认为可以制定适当的标準加以规范,便于对设计、制造及验收的全过程进行控制,确保产品质量,从而提高井口设备的安全使用性能。
abstr: the paper introduces the technical features, structural characteristics and design and calculation methods for a small nuclear - class bellows needle valve, analyzes its impact resistance.
文章摘要:介绍了一种小型核级波纹管针型阀的技术性能、结构特点和设计计算,分析了阀门的抗沖击能力。