DL / T 868 — 2004 I ICS 03.100.30 J 33 备案号: 13618–2004 中华人民共和国电力行业标准 DL / T 868— 2004 代替 SD 340 — 1989 焊接工艺评定规程 The code of welding procedure qualification 2004-03-23 发布 2004-06-01 实施 中华人民共和国国家发展和改革委员会 发 布 DL / T 868 — 2004 I 目 次 前言 ·················································································Ⅱ 1 范围·······································································
DL / T 868 — 2004 I ICS 03.100.30 J 33 备案号: 13618–2004 中华人民共和国电力行业标准 DL / T 868— 2004 代替 SD 340 — 1989 焊接工艺评定规程 The code of welding procedure qualification 2004-03-23 发布 2004-06-01 实施 中华人民共和国国家发展和改革委员会 发 布 DL / T 868 — 2004 I 目 次 前言 ·················································································Ⅱ 1 范围·······································································