Pipe bends under internal pressure

according to ASME B31.3, API-530 and FDBR standard

Input data
	Outside diameter da					mm
	or inside diameter di					mm
	Bend radius for outside diameter R					mm
	or bend radius for outside diameter r					mm
	Wall thickness at the inside bend radius svi					mm
	Wall thickness at the outside bend radius sva					mm
	Wall thickness at the sidewall on the bend centerline radius svm					mm
	Internal design gage pressure pi					bar
	Design temperature Tm					°C
	Allowable stress in tension Sm					N/mm²
	Material type		ferritic austenitic other duktil cast iron

Calculate

Results			ASME B31.3		FDBR Standard		API 530
	Minimum required wall thickness inside svi							mm
	Minimum required wall thickness outside sva							mm
	corresponding outside diameter da							mm
	corresponding inside diameter di							mm
	Minimum required wall thickness at the centerline svm							mm
	Maximum allowable internal pressure pmax							bar
	Pressure efficiency							%

 

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