超清版 GB/T 10476-2024 尿素高压冷凝器技术条件

ICS 71.120.30
CCS G 93
GB/T 10476—2024
尿素高压冷凝器技术条件
Specifications for urea high pressure condenser
2024⁃09⁃29 发布2025⁃04⁃01 实施
国家市场监督管理总局
国家标准化管理委员会发布
代替GB/T 10476—2004

目 次
前言··························································································································Ⅲ
1　范围　····················································································································1
2　规范性引用文件········································································································1
3　术语和定义　···········································································································3
4　符号· ·····················································································································3
5　设计· ·····················································································································3
5.1　通则　··············································································································3
5.2　冷凝器的基本结构　····························································································3
5.3　主要零部件　·····································································································5
6　材料　··················································································································10
6.1　通用要求　·······································································································10
6.2　低合金钢　·······································································································10
6.3　尿素级不锈钢· ··································································································11
7　制造　··················································································································13
7.1　通用要求　·······································································································13
7.2　材料复验　·······································································································13
7.3　坡口················································································································13
7.4　组装················································································································14
7.5　焊接· ··············································································································15
7.6　热处理· ···········································································································16
7.7　试件与试样　· ··································································································16
7.8　表面处理　·······································································································17
7.9　无损检测　················································