Grade 310 shine matsakaicin carbon austenitic bakin karfe, don aikace-aikacen zafin jiki mai girma kamar sassan murhun wuta da kayan aikin maganin zafi.Ana amfani da shi a yanayin zafi har zuwa 1150C a ci gaba da sabis, da 1035°C a cikin sabis na wucin gadi.Grade 310S ƙananan sigar carbon ce ta 310.
Aikace-aikacen Bakin Karfe na Grade 310/310S
Aikace-aikace na yau da kullun Grade 310/310S ana amfani dashi a cikin combustors na gado mai ruwa, kilns, bututu mai haske, bututun rataye don tace mai da tukunyar jirgi, abubuwan gas na ciki, tukwane, tukwane, thermowells, ƙwanƙolin anka, masu konewa da ɗakunan konewa, retorts, muffles, annealing cover, saggers, abinci sarrafa kayan aiki, cryogenic Tsarin.
Abubuwan Bakin Karfe na Grade 310/310S
310S bakin karfe nada bututu
Wadannan maki sun ƙunshi 25% chromium da 20% nickel, yana sa su jure wa oxidation da lalata.Mataki na 310S ƙaramin sigar carbon ne, ƙasa da sauƙi ga haɓakawa da haɓakawa a cikin sabis.Babban chromium da matsakaicin abun ciki na nickel suna sa waɗannan karafa su iya yin aiki don rage yanayin sulfur mai ɗauke da H2S.Ana amfani da su ko'ina a cikin tsaka-tsakin yanayi na carburising, kamar yadda aka ci karo da su a muhallin petrochemical.Don ƙarin yanayi na carburising mai tsanani ya kamata a zaɓi sauran gami masu tsayayya da zafi.Ba a ba da shawarar digiri na 310 don yawan kashe ruwa ba saboda yana fama da girgizar zafi.Ana amfani da darajar sau da yawa a aikace-aikacen cryogenic, saboda taurinsa da ƙarancin ƙarfin maganadisu.
Dangane da sauran bakin karfe na austenitic, waɗannan maki ba za a iya taurare ta hanyar magani mai zafi ba.Ana iya taurare su ta aikin sanyi, amma wannan ba kasafai ake yin shi ba.
Kemikal Haɗin Kan Bakin Karfe 310/310S
310S bakin karfe nada bututu
A sinadaran abun da ke ciki na sa 310 da sa 310S bakin karfe an taƙaita a cikin wadannan tebur.
Tebur 1.Chemical abun da ke ciki% na sa 310 da 310S bakin karfe
310S bakin karfe nada bututu
| Haɗin Sinadari | 310 | 310S |
| Carbon | 0.25 max | 0.08 max |
| Manganese | 2.00 max | 2.00 max |
| Siliki | 1.50 max | 1.50 max |
| Phosphorus | 0.045 max | 0.045 max |
| Sulfur | 0.030 max | 0.030 max |
| Chromium | 24.00 - 26.00 | 24.00 - 26.00 |
| Nickel | 19.00 - 22.00 | 19.00 - 22.00 |
Kayayyakin Injini na Daraja 310/310S Bakin Karfe
The inji Properties na sa 310 da sa 310S bakin karfe an taƙaita a cikin wadannan tebur.
Table 2.Kaddarorin injina na sa 310/310S bakin karfe
| Kayayyakin Injini | 310/310S |
| Mataki 0.2 % Tabbacin Damuwa MPa (minti) | 205 |
| Ƙarfin Tensile MPa (minti) | 520 |
| Tsawaita % (min) | 40 |
| Hardness (HV) (max) | 225 |
Abubuwan Jiki na Bakin Karfe na Ferritic
An taƙaita kaddarorin jikin mutum na sa 310 da sa 310S bakin karfe a cikin tebur mai zuwa.
Table 3.Kaddarorin jiki na sa 310/310S bakin karfe
| Kayayyaki | at | Daraja | Naúrar |
| Yawan yawa |
| 8,000 | kg/m3 |
| Wutar Lantarki | 25°C | 1.25 | %IACS |
| Juriya na Lantarki | 25°C | 0.78 | Micro ohm.m |
| Modulus na Elasticity | 20°C | 200 | GPA |
| Modulus Shear | 20°C | 77 | GPA |
| Rabon Poisson | 20°C | 0.30 |
|
| Narkar da Rnage |
| 1400-1450 | °C |
| Takamaiman Zafi |
| 500 | J/kg.°C |
| Dangantakar Magnetic Permeability |
| 1.02 |
|
| Thermal Conductivity | 100°C | 14.2 | W/m.°C |
| Adadin Faɗawa | 0-100°C | 15.9 | /°C |
| 0-315 ° C | 16.2 | /°C | |
| 0-540°C | 17.0 | /°C |
Lokacin aikawa: Juni-07-2023