試驗標準
國家標準:管線鋼和壓力容器鋼抗氫致開裂評定方法 GB/T 8650-2006
美國標準:Evaluation of Pipeline and Pressure Vessel Steels for Resistance to Hydrogen-Induced CrackingNACE TM0284-2011
試驗簡圖
![HIC試驗](/img/d/06d/wZwpmL3ADM1EDM3EDO2UzM1UTM1QDN5MjM5ADMwAjMwUzLxgzL2YzLt92YucmbvRWdo5Cd0FmL0E2LvoDc0RHa.jpg)
試驗介質:
溶液A:常溫常壓,含飽和硫化氫的氯化鈉醋酸溶液
溶液B:常溫常壓,含飽和硫化氫的人工海水
試驗樣品推薦尺寸:
100mm×20mm×30mm
試驗評價
![裂紋長度和寬度測量圖](/img/d/f0f/wZwpmL0ATO0YDOyEjN2UzM1UTM1QDN5MjM5ADMwAjMwUzLxYzL4IzLt92YucmbvRWdo5Cd0FmLwE2LvoDc0RHa.jpg)
裂紋敏感性比值CSR
![HIC](/img/7/299/wZwpmL4MDM0QDN2cTN2UzM1UTM1QDN5MjM5ADMwAjMwUzL3UzL3czLt92YucmbvRWdo5Cd0FmLzE2LvoDc0RHa.jpg)
裂紋長度比值CLR
![HIC](/img/3/502/wZwpmL1cDNzkzM4YzN2UzM1UTM1QDN5MjM5ADMwAjMwUzL2czLygzLt92YucmbvRWdo5Cd0FmLwE2LvoDc0RHa.jpg)
裂紋厚度比值CTR
![HIC](/img/6/a37/wZwpmL1UjM2MzNzkDO2UzM1UTM1QDN5MjM5ADMwAjMwUzL5gzL1QzLt92YucmbvRWdo5Cd0FmLxE2LvoDc0RHa.jpg)
式中:
a----裂紋長度,單位為毫米(mm)
b----裂紋厚度,單位為毫米(mm)
W----試樣寬度,單位為毫米(mm)
T----試樣厚度,單位為毫米(mm)