HG 20605-1997（编制说明）
Steel pipe flange weld joints and groove dimensions (European system) (English Version)

Standard No.

HG 20605-1997（编制说明）

Language

Chinese, Available in English version

Published By

Professional Standard - Chemical Industry

Status

Be replaced 2009-07

Replace By

HG/T 20592-2009

Latest

HG/T 20592-2009