鋼質等級

鋼質等級,也称钢铁牌号,是由标准组织制定的,用于对各种铁产品进行分类标识的方法。[1]

分級的標準首先是化學成分中減少不必要的雜質,分成普通鋼和優質鋼,合格的普通鋼中含量少於約萬分之五級,更少便是優質鋼,優質鋼又細分優質鋼和高級優質鋼,後者還可以再細分。

然後是對各種材料性能的測驗,各地和國際都制定一些標準方便用家。

例如:

以化學成分為準,鋼質等級的比較表[2][3][4]
EN steel number
(欧洲)
EN steel name
(欧洲)
ASTM grade
(美国)
AISI/SAE grade
(美国)
UNS
(美国)
DIN
(德国)
BS
(英国)
UNI
(意大利)
JIS
(日本)
碳钢
1.1141
1.0401
1.0453
C15D
C18D
1010
1018
CK15
C15
C16.8
040A15
080M15
080A15
EN3B
C15
C16
1C15
S12C
S15
S15CK
S15C
1.0503
1.1191
1.1193
1.1194
C451045[5]C45
CK45
CF45
CQ45
060A47
080A46
080M46
C45
1C45
C46
C43
S45C
S48C
1.0726
1.0727
35S20
45S20
1140/114635S20
45S20
212M40
En8M
1.0715
1.0736
11SMn3712159SMn28
9SMn36
230M07
En1A
CF9SMn28
CF9SMn36
SUM 25
SUM 22
1.0718
1.0737
11SMnPb30
11SMnPb37
12L149SMnPb28
9SMnPb36
230M07 Leaded
En1B Leaded
CF9SMnPb29
CF9SMnPb36
SUM 22
SUM 23
SUM 24
1.1555C120UC125WBW1CC120KUSK2
合金钢
1.7218413025CrMo4
GS-25CrMo4
708A30
CDS110
25CrMo4 (KB)
30CrMo4
SCM 420
SCM 430
SCCrM1
1.7223
1.7225
1.7227
1.3563
42CrMo44140/414241CrMo4
42CrMo4
42CrMoS4
43CrMo4
708M40
708A42
709M40
En19
En19C
41CrMo4
38CrMo4 (KB)
G40 CrMo4
42CrMo4
SCM 440
SCM 440H
SNB 7
SCM 4M
SCM 4
1.6582
1.6562
34CrNiMo6434034CrNiMo6
40NiCrMo8-4
817M40
En24
35NiCrMo6 (KB)
40NiCrMo7 (KB)
SNCM 447
SNB24-1-5
1.6543
1.6523
20NiCrMo2-2862021NiCrMo22
21NiCrMo2
805A20
805M20
20NiCrMo2SNCM 200 (H)
1.541516Mo3A240 A/B/CK12822
K12320
K12020
K11820
15Mo31503-243B
240
243
15Mo3
16Mo3
STBA12
不锈钢
1.4310X10CrNi18-8301S30100
1.4318X2CrNiN18-7301LN
1.4305X8CrNiS18-9303S30300X10CrNiS18-9303S 31
En58M
X10CrNiS18-09SUS 303
1.4301X2CrNi19-11
X2CrNi18-10
304S30400X5CrNi18-9
X5CrNi18-10
XCrNi19-9
304S 15
304S 16
304S 18
304S 25
En58E
X5CrNi18-10SUS 304
SUS 304-CSP
1.4306X2CrNi19-11304LS30403304S 11SUS304L
1.4311X2CrNiN18-10304LNS30453
1.4948X6CrNi18-11304HS30409
1.4303X5CrNi18-12305S30500
1.4401
1.4436
X5CrNiMo17-12-2
X5CrNiMo18-14-3
316S31600X5CrNiMo17 12 2
X5CrNiMo17 13 3
X5CrNiMo 19 11
X5CrNiMo 18 11
316S 29
316S 31
316S 33
En58J
X5CrNiMo17 12
X5CrNiMo17 13
X8CrNiMo17 13
SUS 316
SUS316TP
1.4404X2CrNiMo17-12-2316LS31603316S 11SUS316L
1.4406
1.4429
X2CrNiMoN17-12-2
X2CrNiMoN17-13-3
316LNS31653
1.4571316TiS31635X6CrNiMoTi17-12320S 33
1.4438X2CrNiMo18-15-4317LS31703
1.4541321S32100X6CrNiTi18-10321S 31SUS321
1.4848GX40CrNiSi25-20A351 HK40J94204SEW 595 GX40CrNiSi25-20310C40SCH22
1.4859GX10NiCrSiNb32-20N08151GX10NiCrSiNb32-20
1.4878X12CrNiTi18-9
X8CrNiTi18-10
321HS32109
1.4906X7CrNiNb18-10347HS34709
1.4512X6CrTi12409S40900SUH409
410S41000
1.4016430S43000X6Cr17430S 17SUS430
440AS44002
1.4112440BS44003
1.4125440CS44004X105CrMo17SUS440C
1.4104430FS44020X14CrMoS17SUS430F
1.4057 X17CrNi16-2 431 X[6] S43100 X16CrNi16 431S 29 SUS431
1.542316Mo5A335 P14520
4419H
4419
K1152216Mo5STPA12
1.771514MoV6-3A335 P2K1154714MoV6-3660STPA20
1.7335
1.7338
13CrMo4-5
10CrMo5-5
A335 P11K11597STPA23
1.7375
1.7380
1.7383
10CrMo9-10
11CrMo9-10
12CrMo9-10
A335 P22K2159017175 10CrMo910STPA24
1.7362
1.7366
X11CrMo5
X12CrMo5
12CrMo19-5
A335 P5501
502
K41545
S50100
S50200
STPA25
1.7386X11CrMo9-1
X12CrMo9-1
A335 P9503S50400
S50488
K90941
STPA26
1.4903X10CrMoVNbN9-1A335 P91K91560X10CrMoVNbN9-1
1.4905
1.4906
X11CrMoWVNb9-1-1
X12CrMoWVNbN10-1-1
A335 P92K92460X11CrMoWVNb9-1-1
X12CrMoWVNbN10-1-1
1.4539X1NiCrMoCu25-20-5904LN08904
1.4547X1CrNiMoCuN20-18-7S31254
1.4565 NIT50 S20910
NIT60 S21800
工具钢
1.2363X100CrMoV5A-2T30102[7]X100CrMoV51BA 2X100CrMoV5-1 KUSKD 12
A-3T30103[8]
A-4T30104[9]
A-6T30106[10]
A-7T30107[11]
A-8T30108[12]
A-9T30109[13]
1.2365X32CrMoV3-3
32CrMoV12-28
H10T20810X32CrMoV3-3
32CrMoV12-28
SKD 7
1.2379X153CrMoV12D-2X153CrMoV12-1BD 2X155CrVMo12-1SKD 11
1.2510O-1100MnCrW4Bo 195MnWCr-5 KU

参考资料

  1. (PDF). 常州精密钢管. [2023-11-30].
  2. Bringas, John E (编). . www.astm.org. 2016 [2022-04-28]. ISBN 978-0-8031-7077-3. doi:10.1520/ds67d-eb (英语).
  3. . [2008-12-31]..
  4. Oberg, pp. 411-412.
  5. . steel-bar.com. 16 May 2022.
  6. . www.kleinmetals.ch. [2017-01-12].
  7. , Efunda, [2010-12-25], (原始内容存档于2010-05-15).
  8. , Efunda, [2010-12-25], (原始内容存档于2010-12-25).
  9. , Efunda, [2010-12-25], (原始内容存档于2010-05-15).
  10. , Efunda, [2010-12-25], (原始内容存档于2010-12-25).
  11. , Efunda, [2010-12-25], (原始内容存档于2010-12-25).
  12. , Efunda, [2010-12-25], (原始内容存档于2010-05-15).
  13. , Efunda, [2010-12-25], (原始内容存档于2010-05-15).
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