Kila kila 422, X20CrMoWV12-1, 1.4935, SUH 616, UNS 42200, ASTM A437 Papa B4B martensitic creep resistant stainless steel nā mea hoʻohui metala kaumaha e hāʻawi ana i ka ikaika maikaʻi a me ke kūpaʻa i ka mahana kiʻekiʻe a hiki i 1200 F, Chrome-nickel steel me kahi ʻano austenitic me nā carbides. Hoʻonui ka hoʻohui ʻana o ka molybdenum, vanadium a me ka tungsten i kaka mahana hoʻoheheʻe. E like me ke kila kila 410, hiki i kēia papa ke mālama ʻia i ka wela i nā pae ikaika like ʻole. Ma muli o ke kūpaʻa wela, hoʻohana pinepine ʻia kēia metala i loko omākeke hana mana e like me nā ʻāpana turbine mahu a me ke kinoea a i ʻole nā ʻāpana wela kiʻekiʻe ʻē aʻe, ʻo ia hoʻi nā lau turbine a me nā mea paʻa. He kila kaulana ʻo B50A125E e kū'ē i ka Creepua paʻakikī a hoʻomaʻamaʻa ʻia e hāʻawi i ka hilinaʻi koʻikoʻi i nā noi wela kiʻekiʻe me ka palena mahana hana mau maʻamau o 580 ℃., 422 Stainless, UNS S42200, B50A, AISI 616,AMS 5655, ASTM A 565 GRD 616, MIL S 861, B50A125, B50A951A1, BS 970 442S19, EN61 Mai Saky Steel mai.
Ka Hoʻohui Kemika o 1.4935,SUH 616,UNS 42200Pā kila kila:
| Nā Papa | C | Si | Mn | P | S | Cr | Mo | W | V | Cu | Ni |
| EN 1.4935, X20CrMoWV12-1 | 0.17-0.24 | 0.1-0.5 | 0.3-0.8 | <0.025 | <0.015 | 11.0-12.5 | 0.8-1.2 | 0.4-0.6 | 0.25-0.35 | 0.3-0.8 | |
| JIS SUH616 | 0.20-0.25 | <0.5 | 0.5-1.0 | <0.04 | <0.03 | 11.0-13.0 | 0.75-1.25 | 0.75-1.25 | 0.2-0.3 | <0.3 | 0.5-1.0 |
| ASTM AISI 422 / AISI 616 – S42200 | 0.20-0.25 | <0.75 | <1.0 | <0.04 | <0.03 | 11.0-12.5 | 0.75-1.25 | 0.75-1.25 | 0.15-0.30 | <0.5 | 0.5-1.0 |
Hōʻike Huahana o 1.4935, SUH 616, UNS 42200 Stainless Steel Bar:
Ka manawa hoʻouna: ʻAukake-29-2022