82问答网 > 不锈钢弯头和活套弯头有哪些区别

不锈钢弯头和活套弯头有哪些区别

2025-04-01 18:51:43
推荐回答（1个）
回答1：

1. 外径为48的钢管(含不锈钢管)，是公称通径(内径)为40mm或称1 1/2”(1.5英寸)的钢管。钢管表示为DN40(内径40)。2.与其相配合的直角弯头(含不锈钢直角弯头)的规格相同，或称40直角弯头，或称一寸半直角弯头，但常用后者称呼。

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