【中文版】

在建筑工程中，转换器是一种常用的设备，用于将不同规格的管道或管道配件连接在一起。在安装转换器时，需要使用定额来确保工程量和费用的准确性。

转换器套什么定额呢？一般来说，需要根据转换器的材质、规格和安装方式来选择相应的定额。例如，如果转换器是铸铁材质，需要根据铸铁管道的定额来计算；如果是钢管材质，则需要根据钢管管道的定额来计算。同时，还需要考虑安装方式，如法兰连接、螺纹连接等，不同的安装方式需要使用不同的定额。

在建筑工程中，定额是非常重要的一个环节，它不仅关系到工程量和费用的准确性，还直接影响到甲乙双方的经济利益。因此，在选择定额时需要认真仔细，确保合理性和公正性。

【英文版】

In construction engineering, a converter is a commonly used device to connect different specifications of pipes or pipe fittings together. When installing the converter, it is necessary to use a quota to ensure the accuracy of the project quantity and cost.

What quota should be used for the converter? Generally speaking, it is necessary to select the corresponding quota according to the material, specification and installation method of the converter. For example, if the converter is cast iron material, it needs to be calculated based on the quota of cast iron pipes; if it is steel pipe material, it needs to be calculated based on the quota of steel pipes. At the same time, it is also necessary to consider the installation method, such as flange connection, threaded connection, etc. Different installation methods require different quotas.

In construction engineering, quota is a very important link that not only relates to the accuracy of project quantity and cost, but also directly affects the economic interests of both parties. Therefore, when selecting quotas, it is necessary to be careful and ensure reasonability and fairness.