Regulations for Safety Inspection of Hazardous Machines and Equipment Article 110
After accepting the application for internal inspection, the inspecting organization shall notify the employer of the date for the completion inspection for Category Ι pressure vessels so that they can resume the inside of the Category Ι pressure vessels to the normal temperature and pressure, discharge the contents and carry out ventilation, air change, cleaning for the Category Ι pressure vessels s and prepare for other necessary proceedings for the periodic inspection.The internal inspection mentioned in the previous paragraph shall include surface inspection of the Category Ι pressure vessels and nondestructive inspections for thickness, cracks, distortion and defilement of the Category Ι pressure vessels s, and determine the pressure test and other necessary inspections to be carried out according to the results of the aforesaid inspections.Category Ι pressure vessels without corrosive contents that have difficulty in internal inspection shall receive pressure test with the pressure 1.5 times of the common pressure, the pressure test can also be carried out on the contents with the pressure over 1.1 times of the common pressure, and the air tight test and visual examination with the pressure above the common pressure shall be carried out as substitute.
中文原文 危險性機械及設備安全檢查規則第110條
檢查機構受理實施第一種壓力容器內部檢查時，應將檢查日期通知雇主，使其預先將第一種壓力容器之內部恢復至常溫、常壓、排放內容物、通風換氣、整理清掃內部及為其他定期檢查必要準備事項。
前項內部檢查項目為第一種壓力容器內部之表面檢查及厚度、腐蝕、裂痕、變形、污穢等之檢測，必要時實施之非破壞檢查、以檢查結果判定需要實施之耐壓試驗及其他必要之檢查。
內容物不具腐蝕性之第一種壓力容器之內部檢查有困難者，得以常用壓力一點五倍以上壓力實施耐壓試驗或常用壓力一點一倍以上壓力以內容物實施耐壓試驗，並以常用壓力以上壓力實施氣密試驗及外觀檢查等代替之。
前項內部檢查項目為第一種壓力容器內部之表面檢查及厚度、腐蝕、裂痕、變形、污穢等之檢測，必要時實施之非破壞檢查、以檢查結果判定需要實施之耐壓試驗及其他必要之檢查。
內容物不具腐蝕性之第一種壓力容器之內部檢查有困難者，得以常用壓力一點五倍以上壓力實施耐壓試驗或常用壓力一點一倍以上壓力以內容物實施耐壓試驗，並以常用壓力以上壓力實施氣密試驗及外觀檢查等代替之。