RBV Energy 4130 long radius B16.9 elbows have a 1.5D bend radius. They are manufactured from heavier walled pipe to ensure that the required wall thickness is maintained throughout the bend.
2"NB-6"NB
SCH XXS
ANSI B16.9
AISI 4130 quenched and tempered, typical yield strength 85,000psi and above