GBT50393-2017······1

1 總則······11

2 術(shù)語······12

3 基本規(guī)定······16

3.1 職責(zé)······16

3.2 防腐蝕工程的設(shè)計壽命······16

3.3 腐蝕等級······17

3.4 其他······17

4 設(shè)計······19

4.1 般規(guī)定······19

4.2 涂料涂層······20

4.3 金屬涂層······21

4.4 罐底板邊緣防護······21

4.5 陰極保護······22

5 施工······27

5.1 一般規(guī)定······27

5.2 表面處理······27

5.3 涂料涂層······28

5.4 金屬涂層······30

5.5 邊緣底板防護······30

5.6 陰極保護······30

5.7 過程檢查與施工質(zhì)量控制······32

6 交工驗收······35

7 運行維護······37

7.1 一般要求······37

7.2 涂層······37

7.3 陰極保護······38

附錄A 常用涂料性能指標(biāo)······40

附錄B 不同腐蝕等級下常用防腐蝕方案······50

附錄C 介質(zhì)環(huán)境油品儲罐常用防腐蝕方案······57

附錄D 陰極保護······60

附錄E 陰極保護電位的測試······78

附錄F 磨料和表面處理······80

附錄G 露點溫度值查對表······84

附錄H 涂裝質(zhì)量檢驗規(guī)則及方法······86

本標(biāo)準(zhǔn)用詞說明······89

引用標(biāo)準(zhǔn)名錄······90

附:條文說明······93

1 總則······98

2 術(shù)語······99

3 基本規(guī)定······101

3.2 防腐蝕工程的設(shè)計壽命······101

3.3 腐蝕等級······101

3.4 其他······106

4 設(shè)計······107

4.1 一般規(guī)定······107

4.2 涂料涂層······108

4.3 金屬涂層······115

4.4 罐底板邊緣防護······115

4.5 陰極保護······116

5 施工······119

5.1 一般規(guī)定······119

5.6 陰極保護······119

5.7 過程檢查與施工質(zhì)量控制······120

6 交工驗收······131

7 運行維護······133

7.2 涂層······133

附錄A 常用涂料性能指標(biāo)······134

附錄B 不同腐蝕等級下常用防腐蝕方案······135

附錄C 介質(zhì)環(huán)境油品儲罐常用防腐蝕方案······136

附錄D 陰極保護······137

附錄E 陰極保護電位的測試······139

附錄F 磨料和表面處理······140

附錄G 露點溫度值查對表······141

附錄H 涂裝質(zhì)量檢驗規(guī)則及方法······143