API 570 DATA SHEETS(MISCELLANEOUS NUMBERS)

flanges- thread engagement acceptance criteria

ratio of endurance limit stress to ultimate tensile stress for carbon steel

testing- minimum range of pressure gauge used during a pressure test(multiplied by test pressure)

testing- preffered range of pressure gauge used during a pressure(multiplied by test pressure)

NDE-# of additional welds or joints to examine when a weld defect is found during a random examination

PWHT- minimum # of thermocouples required when performing a local PWHT instead of a 360 degree band

weld qualification- number of tension tests to qualify a WPS

weld qualification- number of bend tests to qualify a welder or welding operator in welding positions 1G-4G

NDE- minimum # of exposures to RT 360 deg of a weld using a double-wall technique, double-wall view(elliptical shot)

NDE- RT film density range- allowed for the weld & IQI when using a gamma ray source

NDE- minimum # of exposures to RT 360 deg of a weld using a double-wall technique, single wall view

Impact test- number of test bars required in each set

NDE- when using a shim under a hole-type IQI, the number of sides of the IQI that must be seen in the RT image

testing- maximum range of pressure gauge used during a pressure test(multiplied by test pressure)

weld qualification- number of bend tests to qualify a WPS

weld qualification- number of bend tests to qualify a welder or welding operator in welding positions 5G & 6G

design- # of stress cycles needed to become rated as severe cyclic service