DL/T 440

Standard Type
DLT
ICS
N/A
CCS
N/A
Status
N/A
Issue Date
N/A
Implementation
N/A
Responsible Dept
N/A
Drafting Unit
N/A

📋 Scope / 适用范围 ai_extracted

本标准规定了火力发电厂在役锅炉汽包的检验、安全性评定及缺陷修复处理等基本要求。 本标准适用于额定蒸汽压力不小于3.8MPa(表压)的火力发电用在役锅炉汽包。外置式汽水分离 器和额定蒸汽压力小于3.8MPa(表压)的在役锅炉汽包可参照执行。

📝 Foreword / 前言 ai_extracted

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📚 References & Relations / 引用与关联

normative_reference DL 612
normative_reference DL 647-1998
normative_reference DUT 675
normative_reference DUT 734
normative_reference DUT 869
normative_reference GB/T 9222
normative_reference JB 4730
normative_reference JB/1

Content extracted by AI. Not officially verified.