Zizindikiro za Asthe Astme ASTE zimatengera makalasi onse, WP ndi Kr, za ku Ferritic \ / austetic, ndi mardietitic osapanga dzimbiri zopanda mawonekedwe osasaka komanso zomangamanga.
Kenako kuyenera kukhala gawo la kachitidwe koyendetsa madzi (mafuta, gasi, nthunzi, macheza, ...) mtunda wautali kapena wautali.
1.4529 Chijeremani. Ndi chitsulo chosapanga dzimbiri, zigawo zikuluzikulu: 20cr-25Mo-1Mo-0.2n ofanana ndi United States: N08926, 254SMO ...
Zoyeneranso ndizovuta ndi matenda a brinell harness. Izi zimagwiranso ntchito pansi pamatenthedwe kwambiri mpaka 870 digiri Celsius.