⑥常规安全阀用于固定附加背压的场合，当在检验后调整开启压力时（此时背压为大气压），其整定值应为要求的开启压力值减去附加背压值。⑥常规安全阀用于固定附加背压的场合，当在检验后调整开启压力时（此时背压为大气压），其整定值应为要求的开启压力值减去附加背压值。R900969347DBE10-3X/100YG24NK4R900333167DBE10-3X/100YG24NZ4R900442323DBE10-3X/100YG24Z4R900385135DBE10-3X/100YG24Z4MKR900354271DBE10-3X/100YG24Z4VR900451657DBE10-3X/200XYG24Z4R900401430DBE10-3X/200YEXR900420617DBE10-3X/200YG12FHR900386165DBE10-3X/200YG24EXJR900479892DBE10-3X/200YG24NZ4R900440783DBE10-3X/200YG24Z4R900477433DBE10-3X/200YG24Z4VR900968138DBE10-3X/315XYG24NK4R900474895DBE10-3X/315XYG24Z4R900444069DBE10-3X/315XYG24Z4VR900350629DBE10-3X/315XYZ4-246)