ਦੁਆਰਾਪ੍ਰਕਾਸ਼ਿਤਲੀਸਾ谭
“ਤੇਦਸੰਬਰ31,2019
凸缘的制造工艺中主要分为锻,铸件,切割及压延。 The casting and forging flanges have advantages that the blanks of them have accurate shape,尺寸和成本低,只需要简单的过程。但是,锻造法兰有制造缺陷,如气孔,ਚੀਰ,等并没有很流畅的内部组织流线型。锻造法兰的明显好处是,他们可以在各种形状伪造,他们有低成本。 Forging flanges generally have lower carbon content than the casting flanges and are not easy to rust。他们有流畅的流线,统一内部[...]