GB/T50938-2013：石油化工钢制低温储罐技术规范

GBT50938-2013······1

1总则······11

2术语······12

3基本规定······15

3.1储蓄类型······15

3.2一般规定······18

4材料······21

4.1一般规定······21

4.2金属罐体······21

4.3混凝土构件材料······25

5金属部件设计······28

5.1一般规定······28

5.2主储罐和次储罐······29

5.3蒸汽储罐······34

5.4吊顶······38

5.5接管······38

5.6主储罐与次储罐的罐底连接······40

5.7主储罐与次储罐之间的连接······47

5.8其他要求······41

6混凝土结构设计······42

6.1一般规定······42

6.2浓密型······43

6.3钢筋混凝土储罐······43

7保冷······46

7.1保冷材料的选择、性能及试验······46

7.2外保护······47

7.3保冷系统设计······48

7.4保冷施工······51

8金属部件建造、检验和验收······52

8.1一般规定······52

8.2材料管理······52

8.3预制······53

8.4现场安装······54

8.5焊接······57

8.6检验······60

9混凝土部分的施工······66

10试验······68

10.1水压试验······68

10.2气压试验······70

附录A介质的主要物理性质······72

附录B储罐设计要求······73

附录C抗震设计要求······75

附录D钢筋的试验······76

附录E常用保冷材料及用途······78

本规范用词说明······80

引用标准名录······81

附：条文说明······83

1总则······87

2术语······88

3基本规定······89

3.1储蓄类型······89

3.2一般规定······89

4材料······92

4.1一般规定······92

4.2金属罐体······92

4.3混凝土构件材料······93

5金属部件设计······96

5.1一般规定······96

5.2主储罐和次储罐······96

6混凝土结构设计······97

6.1一般规定······97

6.2浓密型······97

6.3钢筋混凝土储罐······99

7保冷······102

7.1保冷材料的选择、性能及试验······102

7.2外保护······102

7.3保冷系统设计······102

8金属部件建造、检验和验收······104

8.1一般规定······104

8.2材料管理······104

8.3预制······104

8.4现场安装······104

8.5焊接······104

8.6检验······105

9混凝土部分的施工······106

10试验······107

10.1水压试验······107

10.2气压试验······107