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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| DL/T 1422-2015 |
The gradational standard of microstructure aging for 18Cr-8Ni serials austenitic stainless steel boiler tubes 18cr-8ni系列奥氏体不锈钢锅炉管显微组织老化评级标准 |
China Electricity & Power
Standards gradational standard |
 English PDF |
| DL/T 999-2006 |
The gradational standard of spheroidizition for 2.25Cr-1Mo steel used in power plant 电站用2.25Cr-1Mo钢球化评级标准 |
China Electricity & Power
Standards gradational standard |
English PDF |
| DL/T 787-2001 |
The gradational standard of spherular pearlite for 150CrMo steel used in fossil power plant 火电厂用15CrMo钢珠光体球化评级标准 |
China Electricity & Power
Standards gradational standard |
English PDF |
| DL/T 674-1999 |
The gradational standard of spherular pearlite for carbon steel No.20 used in fossil power plant 火电厂用20号钢珠光体球化评级标准 |
China Electricity & Power
Standards gradational standard |
English PDF |
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