Trubi, trubki ta porozhnisti profili z livarnogo chavunu (trubi VCHSHG O 300 zi z’iednannyam "BLS" DUKTUS; trubi VCHSHG O 200 zi z’iednannyam "BLS" DUKTUS; trubi VCHSHG O 600 zi z’iednannyam "BLS" DUKTUS; trubi VCHSHG O 100 zi z’iednannyam "BLS" DUKTUS; trubi VCHSHG O 150 zi z’iednannyam "BLS" DUKTUS; trubi VCHSHG O 500 zi z’iednannyam "BLS" DUKTUS)