作废 JB/T 6970-1993
射吸式割炬 射吸式割炬 Injector cutting torches
发布日期:1993-07-27
实施日期:1994-07-01
分类信息
研制信息

起草单位: 哈尔滨焊接研究所

起草人: 吕振杰、 王润、 王树歧、 张建伟

标准简介

本标准规定了射吸式割炬的型式、结构、互换零件、连接部位、基本参数、技术要求、试验方法、验收规则、标志和包装。本标准适用于氧-乙炔预热火焰的手工射吸式割炬

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射吸式割炬

最后更新时间 2025-08-29