Mofuta o felletseng oa selemo o nang le valve ea polokeho ea lever
A28H-10C, A28Y-10P, A28Y-16P, A28Y-25P, A28Y- 40P
A28Y-16C, A28Y-16R, A28Y-25R, A28Y-40R
Mofuta oa A28H o sebelisoa bakeng sa lisebelisoa le lipeipi tsa moea, N2,H2mouoane oa khase o tsoakiloeng jj. mahareng hore na mocheso o sebetsang o tlase ho 200 ℃.A28Y-P/10R8mofuta li sebelisoa bakeng sa thepa le liphaephe tsa boleng le corrode medium hore na mocheso o sebetsang o tlase ho 200 ℃. Nka bakeng sa lisebelisoa tse eketsehileng tsa tšireletso ea khatello.