CC BY
10For citation: ZHOU Cong. Analysis of solid boronizing and high frequency induction heating surface heat treatment technology //
URL: http://rectors.altstu.rU/ru/periodical/archiv/2021/1/articles/3_15.pdf DOI: 10.25712/ASTU.2410-485X.2021.01.030
UDK 669.017.3
Analysis of solid boronizing and high frequency induction
heating surface heat treatment technology
ZHOU Cong1
1 Hubei Digital Textile Equipment Key Laboratory, Wuhan Textile University, Wuhan 430073, China
rnrn^, 70 ^rasi^
mmmmmmm^m^m^mmnfe-^M^mn^'Z^ ^t, OTm^Mi'M^Mi wm. -mm
m^rns - mm - msn^. ms^M^mmM^^^x^
Fe2B m FeB 1300HV M^MM®'®!
Mm mm) [2]. 1100^ m
&MM* Fe2B m FeB ^»«'AM^MMMiAfM
' [3].
шш шш шз
G
гмму+шй^+й^йу
D
•ttJFF
ВШЖЭй
Г N 1100=С
850°С
VA£
—йига
rn i шшшжищ
Figure 1. Flow chart of solid boronizing
1.1.
a) шшш
Глчж штштштшш, шхтштштжшшш (ттшиш^ттттшш шшшх х^шшж^эдш (лтш&) [1].
тш+шмштт
]
О
г л
2KBF„ + В4С + Ог = Кр + 4BF2t + 2 [В] + COt
BFzS^iiSntt, ЗЖе^ЯШИЧЯ&йЙВРз^Ш; 3BFi = [В] + 2BF3
f 4KBF4 + 4В + Ог = 2Кр + SBF2t \
V /
i> 1>
1 ЯЙ+Ш1ШШУ |
m 2 mfiffiMMMtm^fM^ [1]
Figure 2. The chemical reaction equations of two different boronizing agents
b)
Наука и образование Большого Алтая
m 3 ffi^g^fM^B^T 40Cr, 40CrNi, 45Cr [2]
Figure 3. The thickness of the boronized layer of 40Cr, 40CrNi, 45Cr steel at different temperatures and holding times
1.2.
16% FeB, 9%
tf^^ft^ Fe2B [4]. Brnwimhrnm^m^mmmnmr FeB, Fe2B mmmm^ft, mmmmtt,
Mm-^œ^^ 16% FeB urnrnrnm
mmmrnm^, №m?mxmmmi±ft «^«is, WM^mM
FeB m Fe2B MBM
& Fe2B Fe3(CB)
m 4 mm±mmm [2]
Figure 4. Metallographic structure of boronized layer
1.3.
rn&rn*, ^Mm^mm^Bm^mi^m^m.
i^&mmr&mH, BF3
[5].
2 йшшю^ш&ай^ш^
[5] £ 1986 шшшкшмтптш-ямлшж, тш
МВДМ 0.5 ЯЩЫЖтШГЯ, 1100^ 1Ш)
ттт^вШШШтт- Fe2B ЩЩШ Fe3(CB)+Fe2B ЩШ r-Fe
ш, шштшшхяшт. тамяш^шт^^/^мш
Ш 30-40 ЩЩ&Щ 1100° е^ш, ШМШШ
/ /
.1
/ 3
4-ш. 5- Ш№16-егя HI шбажЕб^^г^я^ши
1-ШЖеЩ^еЖ г-ж
3 IfW$ d-®§(mm)
Щ2 m®E&igi®Ji!Zii?;
m 5 [5][7]
Figure 5. Schematic diagram of two different boronizing process devices
ттш [6] £ 2014 ^шшштауш&шгжж, mm 260 шш тшттшшштш^ь, тжмтюшшмшш,
<4BFtP /P.-iBnTffST Шй^т^-Ш-Ш-^^ШГЭГЩ-^й^тМ^пг^ pffEIt^^sirff ЕЗ.
+F" ЕЗ
950^1000°С 3-5 1100° Ш 5-15s ШШШУ
ШЩШ [7] £ 2020 ^шт
ушжж^шт-^ 860°,
уадтл^у 6.6 3.5mm W^X^X
1.5mm 200°
£ 3-6° штшп^ш, >«вт
^ТО (1) «ШШСш» ^Х^ШйШШ, ДШШ
Наука и образование Большого Алтая
mm» , m^m^rn
um (3) n^mft&mibm&w&x.
3
mmmminm^^nm^mmmmmx^mm^M, tb^x^nrnm
(References)
[1] Chen Shuwang, Chen Weidong. Research and application of solid boronizing technology [J]. Heat Treatment, 2011, 26(03):1-8.
[2] Zhou Yang. Study on the boronizing kinetics of Cr structural steel [J]. Mechanical Design and Manufacturing Engineering, 2013, 42(11): 79-83.
[3] Xu Bin, Feng Chengming, Nie Chengfang. 45~# The effect of the brittleness of the boronized steel layer on its wear resistance [J]. Journal of Tribology, 1999(04): 354-357.
[4] Zhou Peifu. Characteristics, problems, countermeasures and prospects of powder solid boronizing [J]. Heat Treatment of Metals, 1980(10): 1-7.
[5] Wu Luzhou, Yang Di. Low voltage and high current short-time heating direct boronizing eutectic process [J]. Journal of Inner Mongolia Institute of Technology, 1986(02): 45-52.
[6] Chen Shuwang, Chen Weidong, Wang Quansheng. Research on the technology and organization of high frequency induction heating boronizing and eutecticization [J]. Heat Treatment, 2014, 29(02): 34-40.
[7] Liu Chao, Chen Zhen, Mei Shunqi, Butukhanov Viacheslav, Tsydypov Bulat, Lygdenov Burial. Research on High Frequency Electromagnetic Induction Boronizing Process of 55 Steel[J]. Thermal Processing Technology, 2020, 49(10): 117-120.
