تلرانس برای استانداردها

Applied tolerance

Base pressure

CODE

±2 psig (15kpa)

Less than 40 psig (300kpa)

ASME Code Sec. VIII Div.1

±5%

Exceeding 40 psig (300kpa)

±0.15 barg

Less than 3 barg

KS B ISO 4126-6 / ISO4126-6

±5%

Over 3 barg

±2 psig

Less than 40 psig

API RP520

±5%

Exceeding 40 psig

±0.015 Mpag

Less than 0.3 Mpag

Acquired KOSHA certification

±5%

Over 0.3 Mpag