标 准 号:BS EN 10217-4-2002 简体中文标题:承压用的焊接钢管.交付技术状态.规定了低温特性的非合金和合金电焊钢管 繁体中文标题:承压用的焊接钢管.交付技术状态.规定了低温特性的非合金和合金电焊钢管 English Name:Welded steel tubes for pressure purposes - Technical delivery conditions - Electric welded non-alloy steel tubes with specified low temperature properties