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本标准适用于以粉末冶金方法生产的用于气体和液体净化与分离的不锈钢过滤元件。1 型号及其表示规则1.1 型号管状元件:A1型、A2型、A3型。
This standard applies to the powder metallurgy method for the production of gas and liquid purification and separation of stainless steel filter components. 1 Model and its rules 1.1 Model Tubular components: A1 type, A2 type, A3 type.