GOST 21646

GOST 21646 (Copper and brass tubes for heat-exchange apparatus. Specifications)· GOST (Russia) · 9 materials

Designation Alternative designation Material group
L68 Л68 Copper chevron_right
L70 Л70 Copper chevron_right
LA77-2 ЛА77-2 Copper chevron_right
LAMsh 77-2-0,05 ЛАМш 77-2-0,05 Copper chevron_right
LMsh 68-0,05 ЛМш 68-0,05 Copper chevron_right
LO70-1 ЛО70-1 Copper chevron_right
LOMsh70-1-0,05 ЛОМш70-1-0,05 Copper chevron_right
M1r М1р Copper chevron_right
M2r М2р Copper chevron_right