Haʻahaʻa kalapona martensitic kuhiliʻole kila 1.4418, X4CRNIMO16-5-1, Z8CND17.04, S165M, e like me EN 10088-1, AIR 9160. 1.4418 Kemika hui: Carbon C: ≤0.06 Silikon Si: ≤1 Manganese M.70 P : ≤0.04 Sulfur S: ≤0.030 Chromium Cr: 15.00 ~ 17.00 Molybdenum Mo: 0.80-1.50 Nickel Ni: 4.00-6.00 Nitrogen N: ≥0.02 1.4418, X4Cr-NiMo1. -1 ʻoi aku ka maikaʻi ʻO kekahi o nā māka martensitic me ke kūpaʻa corrosion kūpono, nā waiwai ikaika maikaʻi a me ka paʻakikī kiʻekiʻe me ka maʻi kalapona hoʻemi.ʻO ke kila ka ikaika maikaʻi loa a me ka pale ʻana i ka corrosion o nā hui welded, ke kūpaʻa luhi, nā ʻāpana maikaʻi loa i nā wahi wela haʻahaʻa, a me ke kūpaʻa corrosion e hoʻohālikelike ʻia me ke kila austenitic 18-8.Eia kekahi, loaʻa iā ia ka solderability maikaʻi.Hoʻohana ʻia nā mea i hoʻolako nui ʻia ma ke ʻano koʻokoʻo i ka hana ʻana i nā valves, turbine sub-assemblies, nuts and bolts, shafts, pins, pistons, main shafts, crankshafts, agitators in the chemical, energy, marine, shipbuilding, aerospace/cryogenic industries.Mea Hana Mechanical Ka ikaika RP0.2 MPA Tensile ikaika RM MPA Elongation [%] Paa [HB] Bar ≥750 900 – 1100 ≥16 280 – 340 QT900 920 1050 18 300

Heat lapaʻau kaʻina kuhikuhi kuhikuhi: Austenitizing a quenching ma 950 i 1050 °C, a koke tempering ma 600 °C no 8 hola, a laila, hooluolu i ka ea.Pehea ka weldability?ʻO ka martensite kalapona haʻahaʻa maikaʻi me ka austenite i hoʻopaʻa ʻia i hoʻopuehu maikaʻi ʻia e hana i ka paʻakikī HAZ maikaʻi loa ma lalo o nā kūlana wili.Pono ka hoʻomehana mua ʻana i 100°C – 200°C no nā ʻāpana mānoanoa loa a i ʻole no ka hoʻopaʻa ʻana i ke koʻikoʻi ma hope o ka hoʻoilo.