DOUBLE&SINGLE BUTTED TUBE

Double butted：

OD31.8*0.9/0.7/0.9*620mm,
OD34.9*0.9/0.7/0.9*620mm,
OD41.5*0.9/0.7/0.9*650mm,
OD38.1*0.9/0.7/0.9 *650mm，
OD44.5*0.9/0.7/0.9*750mm

Single butted：

OD31.8xID27.2xL620/560/500mm
OD34.9xID30.9xL620/560/500mm
OD34.9xID31.6xL620/560/500/460mm