最大长度为250毫米和375毫米。刻度为完全浸入，仅摄氏度，范围为-55°C至+600°C。适用于精密工作中的一般用途，仪器误差和间隔误差均为一个刻度。稳定性测试和验证细节。交叉引用:BS 593

Maximum lengths of 250 mm and 375 mm. Graduated for total immersion, Celsius scale only, covering the range -55°C to +600°C. Suitable for general use in precision work, having both the instrument error and interval error to one scale division. Stabilization test and details of verification.Cross References:BS 593