标准编号：ISO 9803-1:2020
中文名称：真空技术 管道配件的安装尺寸 第1部分：非刀口法兰式
英文名称：Vacuum technology — Mounting dimensions of pipeline fittings — Part 1: Non knife-edge flange type
发布日期：2020-01
标准范围
This document specifies mounting dimensions for vacuum pipeline fittings (elbows, tees and crosses) of non knife-edge flange for nominal bores from 10 mm to 250 mm of the R5 series.
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