中美日阀门常用材料对照表
美国ASME 标准符号等级C Mn Si P S 可焊高A216 WCA G5151-SCPH1WCA GB122290.250.70.60.040.045温用A216 WCB G5151-SCPH2WCB GB122290.310.60.040.045碳素钢A216 WCC WCC GB122290.25 1.20.60.040.045ZG20Mo
0.250.5-0.80.60.040.045ZG230-450 GB56760.30.90.60.040.04高温高压A217 WC4G5151-SCPH-21
(ZG20CrNiMo)0.20.5-0.80.60.040.045用合金钢A217 WC5(ZG20CrMo) Q/ZB660.20.4-0.70.60.040.045A217 WC6WC6、ZG15CrMo 0.20.4-0.70.750.040.045A217 WC9G5151-SCPH-32
WC9、ZG15Cr2Mo1V 0.180.35-0.65
10.040.045马氏体耐A217 C5G5151-SCPH-61C5、ZG1Cr5Mo 0.21 1.50.040.045热不锈钢A217 C12C12、(ZG15Cr9Mo1)0.20.610.040.045合金钢A296 CA15G5121-SCS1-T2ZG1Cr13 GB21000.15 1.520.040.04铸钢A296 CA40G5121-SCS2ZG2Cr13 GB21000.16-024 1.5 1.50.040.04高温用奥A351 CF8G5121-SCS13ZG0Cr18Ni9 GB122300.08 1.520.040.04氏体不锈
A351 CF8M G5121-SCS14ZG0Cr18Ni12Mo20.08 1.5 1.50.040.04A351 CF3G5121-SCS19ZG00Cr18Ni100.03 1.5 1.50.040.04A351 CF3M G5121-SCS16ZG00Cr17Ni14Mo20.03 1.520.040.04A351 CN7M G5122-SCS23ZG0Cr20Ni29Cu4Mo20.07 1.5 1.750.040.04A351 CF10ZG08Cr18Ni90.04-0.1 1.520.040.04A351 CK20G5121-SCS18ZG15Cr20Ni250.2 1.5 1.50.040.04低温压304A351 CF8ZG0Cr18Ni9 GB122300.08 1.5 1.50.040.04力部件316A351 CF8M G5121-SCS14ZG0Cr18Ni12Mo20.08 1.5 1.50.040.04用奥氏304L A351 CF3G5121-SCS19ZG00Cr18Ni100.03 1.5 1.50.040.04A351 CF3M
G5121-SCS16
ZG00Cr17Ni14Mo20.03 1.5 1.50.040.04ZG0Cr18Ni9Ti GB122300.080.8-2.0 1.50.040.04ZG1Cr18Ni9Ti GB12230
0.120.8-2.0 1.50.0450.04低温压A352 LCB G5152-SCPL1ZG25Mn 0.310.60.0450.04力部件A352 LCC ZG020SiMn 0.25 1.20.60.0450.04用铁素A352 LC1G5152-SCPL11ZG20MnMo 0.250.5-0.80.60.0450.04A352 LC2G5152-SCPL21ZG2.5Ni 0.250.5-0.80.60.0450.04A352 LC3
G5152-SCPL31
ZG3.5Ni
0.15
0.75-1.05
0.15-0.30.040.035
A217 WC1铸钢钢铸钢
体铸钢316L 体铸钢
铸钢G5151-SCPH-11
名称日本 JIS标准中国牌号及标准化学成分(%)≤(给出区间值除外
低温用A350 LF125Mn
0.3 1.350.15-0.30.040.035碳素钢A350 LF220Mn2 GB3077
0.30.90.2-.350.040.035低合金A350 LF3 3.5Ni 0.20.4-1.06
-0.040.035钢锻钢A350 LF92Ni1Cu 0.2210.040.03低温压A182 F304G4303-SUSF3040Cr18Ni90.08210.040.03力部件A182 F321
G4303-SUSF321
0Cr18Ni9Ti 0.08210.040.03用奥氏
1Cr18Ni90.15210.0350.030Cr18Ni12Mo2Ti 0.08210.0350.03A182 F316G4303-SUSF316
0Cr17Ni12Mo20.08210.040.03A182 F316L G321400Cr17Ni14Mo20.035210.040.03A182 F304L G32140Cr19Ni110.035210.040.03A182 F3470Cr18Ni11Nb 0.08210.040.03高温用奥A182 F304G4303-SUSF3040Cr118Ni90.08210.040.03氏体不锈A182 F304H G4303-SUSF304H 1Cr18Ni90.04-0.1210.040.03A182 F321G4303-SUSF3210Cr18Ni9Ti 0.08210.040.03A182 F321H
G4303-SUSF321H
1Cr18Ni9Ti 0.04-0.1210.040.03高温用奥--1Cr18Ni9Ti 0.12210.350.03氏体不锈
--0Cr18Ni12Mo2Ti 0.08210.350.03--1Cr18Ni12Mo2Ti 0.12210.350.03A182 F316G4303-SUSF3160Cr17Ni12Mo2
0.08210.040.03A182 F316H G4303-SUSF316H -0.04-0.1210.040.03A182 F316L G4303-SUSF316L 00Cr17Ni14Mo2 GB12200.035210.040.03A182 F304L G4303-SUSF304L
0Cr19Ni11 GB12200.035210.040.03A182 F304N -0Cr18Ni10N GB12200.0820.750.040.03A182 F316LN -00Cr18Ni10N GB12200.0320.750.040.03A182 F316N -0Cr17Ni12Mo2N GB12200.0820.750.040.03A182 F316LN -00Cr17Ni12Mo2N GB1220
0.0320.750.040.03A182 F310G3214-SUSF310
1Cr25Ni20
0.15210.040.03A182 F347-0Cr18Ni11Nb GB1220
0.08210.040.03A182 F347H --0.04-0.1210.040.03A182 F10-15Cr8Ni20
0.1-0.20.5-0.81-1.40.040.03A182 F44-000Cr18Ni20Mo6CuN 0.0210.80.030.01A182 F45-08Cr21Ni11NCe 0.05-0.10.8 1.4-20.040.03高温用铁
A182 F50-00Cr25Ni6Mo2N 0.03210.0450.03素体-奥氏体钢锻件
A182 F5100Cr22Ni5.5Mo3N 0.03210.030.02马氏体高温
A182 F1
G3213SFHV12B
16mo(YB)0.280.6-0.90.15-0.350.0450.045
钢锻件
钢锻件体锻钢
A182 F2G3213SFHV13B 12CrMoGB30770.05-0.210.3-0.80.1-0.60.040.04A182 F11G3213SFHV23B 15CrMoGB30770.1-0.20.3-0.80.5-1.00.040.04A182 F12G3213SFHV22B 15CrMoGB30770.1-0.20.3-0.80.1-0.60.040.04马氏体耐热
A182 F9G3213SFHV26B
Cr9Mo10.150.3-0.60.5-1.00.030.03A182 F91G3213
1Cr9Mo1VNb 0.08-0.120.3-0.60.2-0.50.020.01A182 F5G3213 SFHV25
1Cr5MoGB12210.150.3-0.60.50.030.03A182 F5a -2Cr5Mo(YB)0.250.60.50.040.03A182 F6a G4303SUS4101Cr130.15110.040.03A182 F6a G4303SUS410J1
1Cr13Mo 0.1510.10.020.02A276 420-2Cr13 GB12200.16--0.25110.0350.03A182 F21-12Cr3MoV
0.05-0.150.3-0.60.50.040.04A182 F3V -12Cr3MoVSiTiB(YB6)
0.05-0.150.3-0.60.10.020.02A182 F22
G3213SFHV24B
12Cr2Mo1V 0.05-0.150.3-0.60.50.040.04-12Cr1MoV GB3077
0.08-0.150.04--0.7
0.17-0.370.0350.035铁素体钢
A182 FXM27cb -00Cr27Mo 0.010.40.40.020.02锻件A182 F430
-(08Cr17)1Cr170.1210.750.040.04优质碳素钢
-G4051-S10C 10 (GB699)0.07-0.140.35-0.650.17-0.370.0350.04-G4051-S20C 20 (GB699)0.17-0.240.35-0.650.17-0.370.040.04-G4051-S25C 25 (GB699)0.22-0.30.5-0.80.17-0.370.040.04A105(N)
G3021-SF50A 30Mn(25Mn)0.350.6-1.050.350.040.05-G4051-S35C 35 (GB699)0.32-0.40.5-0.80.17-0.350.040.04-G4051-S40C 40 (GB699)0.37-0.450.5-0.80.17-0.350.040.04高温用合金A193 B7G4107-SNB7
35CrMoA (GB3077)
0.37-0.490.65-1.10.15-0.350.0350.04钢螺栓材料A193 B7M - -(35CrMoA)0.37-0.490.65-1.10.15-0.350.0350.04(马氏体)A193 B16G4107-SNB1640Cr2MoV(YB)0.36-0.470.45-0.70.15-0.350.0350.04高低温用合A320 L7G4015-SCM440CrMoV(GB3077)
0.38-0.480.75-1.0
0.15-0.35
0.0350.04钢螺栓材料A320 B8
G4303-SUS304
0Cr18Ni90.08210.04518-20A320 B8A
-0Cr18Ni90.08210.04518-20A320 B8M
G4303-SUS3160Cr17Ni12Mo20.08210.04516-18A320 B8T
G4303-SUS3210Cr18Ni9Ti
0.08210.04517-19高温高压用A194 2H G4051-S45C 450.45--0.040.05碳钢和合金钢A194 6JIS161Cr130.15110.040.03螺母材料A194 8、8A
G4303-SUS3040Cr18Ni90.08210.0450.03A1948M、8MA
G4303-SUS3160Cr17Ni12Mo20.08210.0450.03A1948T、8TA
G4303-SUS321
0Cr18Ni9Ti 0.08210.04517-19核工程用合A540 B21
-40CrMoV 0.36-0.440.45-0.70.15-0.350.0250.025
(用于低温阀门须进行深冷处理)(用于低温阀门,必须进行深冷处理)
用合金钢锻件钢锻件
低碳钢锻件
A540 B22-40CrMo 0.39-0.460.65-1.10.15-0.350.0250.025A540 B23-40CrNi2MoA 0.37-0.440.7-0.90.15-0.350.0250.025A540 B24-40CrNi2MoA 0.37-0.44
0.7-0.90.15-0.350.0250.025高温高压用A739 B11-15CrMo 0.20.4-0.650.5-0.80.0350.04热轧合金
A739 B22
-(12Cr2Mo1)0.150.3-0.60.50.0350.04--20CrMo 0.17-0.240.4-0.70.17-0.370.0350.04-G4104-SC440
40Cr GB33070.37-0.450.5-0.80.2-0.40.0350.03--25Cr2Mo1VA 0.22-0.290.5-0.80.17-0.370.0350.04不锈耐酸钢A276 420
G4303-SUS420112Cr13 GB12200.16-0.240.60.60.0350.03-G4303-SUS42012
2Cr13 GB12200.25-0.340.60.60.0350.03AISI 431
SUS4311Cr17Ni20.11-0.170.80.80.0350.03--4Cr9Si20.35-0.50.7 2-30.0350.03AISI 416SUS416Y1Cr130.15 1.2510.060.15沉淀硬化型A705 630SUS6300Cr17Ni4Cu4Nb 0.07110.040.03A705 631SUS6310Cr17Ni7AL 0.09110.040.03A705 XM-25(632)
-
0Cr15Ni7Mo2AL 0.05110.030.03奥氏体不锈
-00Cr18Ni14Mo2Cu20.03210.0350.03AISI 3180Cr17Ni14Mo2N
0.08210.0350.02AISI 317SUS31700Cr19Ni13Mo3
0.03210.0350.03蒙乃尔400B462N080200.2 1.2-1.30.20.020.01蒙乃尔R405B335N010001
0.210.20.0350.04蒙乃尔K500-0.10.80.20.0050.00520号合金锻件B462N080200.07210.0350.035哈氏合金(棒材)H-B
B335N0100010Ni65Mo28Fe5V 0.05110.030.03H-B2B335N01066500Ni70Mo280.0210.10.030.03H-C B574N0645500Ni60C16Mo16W40.0310.070.020.02H-X276 B574N0645500Cr16Ni60Mo16W40.0210.050.020.02H-C4B574N1027600Cr16Ni60Mo16Ti 0.01510.050.020.02H-G B446N066250Cr22Ni55Mo8Cu2Nb20.10.50.50.0150.015H-F
B572N06002
0Cr22Ni47Mo7Fe170.05-0.150.10.10.040.03
酸钢
金刚螺栓材料钢棒棒型材(马氏体)
不锈钢0Cr20Ni35Fe35Cu4Nb
15Ni67Cu28Fe2.5Mn1.515Ni67Cu28Fe1Mn1108Ni67Cu29FeMnAl2.5
材料对照表
Cr Ni Mo 其它固溶处理
正火淬火回火
退火σb≥σs≥HB 0.50.50.2Cu≤0.3870-890890-910415203≥1370.50.50.2Cu≤0.3870-890890-910485250≥1370.50.50.2Cu≤0.3870-890890-910485275≥1370.35
0.50.45-0.65Cu≤0.5
950-970630
450240149-187870-890890-910
450230137-1870.5-0.80.7-1.10.45-0.65950-970630485275149-1870.5-0.90.6-1.0
0.9-1.2950-970630485275149-1871-1.5-0.45-0.65950-970630485275149-1872-2.75-0.9-1.2950-970720485275149-187
4-6.5-0.45-0.65950-970720620415 8-10-0.9-1.2950-97072062041511.5-1410.5960-980
650
950620450≤269 12-14950
620450≤26918-21 8-110.051050-1100快冷485205≤18718-21 9-13 2-31010-1150快冷485205≤18717-21 8-120.51040-1150快冷485205≤18717-21 9-13 2-31040-1150快冷
485205≤18719-22 2.75-3.05 2-3Cu3-4仅用于固溶处理
431172≤18718-21 8-110.5固溶485205≤18723-27 19-220.5固溶450193≤18718-21 8-110.5固溶+深冷485205≤18718-21 9-13 2-3固溶+深冷485205≤18717-21 9-13 2-3固溶+深冷485205≤18717-21 9-13 2-3固溶+深冷
485205≤18717-20 8-11 -Ti≤7固溶+深冷441196≤18717-20 8-11-Ti≤7固溶+深冷
441196≤187---冰冷处理850-880600
450-620240≤207---冰冷处理870-900600485-655275≤207
---冰冷处理870-900600485-620240- 2-3冰冷处理870-900600485-655275- 3-4
冰冷处理920-940
600
485-655
275
机械性能/MPa
热处理规范/℃值除外)
--冰冷处理960-880
590
414-586207≤197--冰冷处理960-880
590485-655248≤197- 3.25-3.75-冰冷处理890-910
590483-655259≤197- 1.6-2.24-Cu0.7-1.25冰冷处理890-910
590
434-607317≤19718-20 8-11固溶+深冷515205≤18717-21 9-12Ti0.3-0.6固溶+深冷515205≤18717-19 8-10固溶+深冷515205≤18716-19 11-14 1.8-2.5Ti≤0.7固溶+深冷525218≤18716-18 10-14 2-3固溶+深冷515205≤18716-18 10-15 2-3固溶+深冷483172≤18718-20 8-13-固溶+深冷
483172≤18717-20 9-13固溶+深冷
515205≤18718-20 8-111050-1100快冷515205≤18718-20 8-111050-1100快冷515205≤18717-21 8-11Ti0.3-0.61050-1100快冷515205≤18717-21 9-12Ti0.3-0.6860-880稳定处理515205≤18717-19 8-11-Ti0.4-0.8525205≤18716-19 11-14 1.8-2.5Ti≤0.71040-1100快冷
525215≤18716-19 11-14 1.8-2.5Ti≤0.7
525218≤18716-18 10-14 2-3 1040-1150快冷515205≤18716-18 10-14 2-31040-1150快冷515205≤18716-18 10-15 2-31040-1150483172≤18716-18 8-13-1040-1150483172≤18718-208-10.5-N=0.1-0.161040-1150550240≤21718-208-10.5-N=0.1-0.161040-1150515205≤21716-18 11-14 2-3 N=0.1-0.161040-1150550240≤21716-18 11-14 2-3N=0.1-0.161040-1150515205≤19724-2619-22--1040-1180515205≤19717-20 9-13-Ta+Nb=0.4-11040-1150515205≤19717-20 9-13--1040-1150515205≤197 7-919-22--1040-1150550205≤19719.5-20.517.5-18.56-6.5u0.5-1 NO.18-0.21150-1200650300≤19720-22 10-12-14-0.2 Ce0.03-01040-1100600310≤19724-26 5.5-6.5 1.2-2NO.14-0.21050-1100690-900450≤19721-23 4.5-6.5 2.5-3.5NO.0.8-0.21020-1080620450≤197--0.44-0.65--900-950
620900-950
485275143-192
Ta+Nb=0.4-1860-880稳定处理
0.5-0.81-0.44-0.65--900-950
620900-950485275143-1921-1.5-0.44-0.65--955-970620900-950485275143-2070.8-1.25-0.44-0.65--955-970620900-950485275143-207 8-10-0.9-1.1--955-970677900-950585380179-2178-9.50.40.85-1.0508-0.25 Nb0.06--1040-1095730585415≤248 4-60.50.44-0.65--955-970677485275143-217 4-60.50.44-0.65--955-970
677
620450187-248115-1350.5---585380167-229115-135 1-20.4-0.6--760-930620235-285 12-14---630440≥1922.65-3.35-0.8-1.06-5150.9-1.1.3 V0.2-0.30.B001-0.003585-760415174-2372.25-0.87-1.13955-980515310156-2070.9-1.2-0.25-0.35V0.15-0.3980-1020485255≤17925-270.50.75-1.515 Cu<0.2 Nb<0.05-0.2
415240≤19016-180.5415240≤1900.150.25910-925
330205≤1370.250.25890-910415240≤1560.0250.25870-890
455270≤1700.30.40.12.03 Cu<0.4 Nb<0860-880485250≤1870.250.25-845-860
515260≤1870.250.25-820-840
565330≤2170.75-1.20.15-0.25860720≤2570.75-1.20.15-0.25
690550201-2350.8-1.150.5-0.65V0.25-0.35860720197-2170.8-10.15-0.25
860725201-23518-208-10.5固溶515205≤22318-208-10.5固溶515205≤19216-18 10-14固溶
690550≤32117-19 9-12
2-3 Ti0.3-0.6固溶化
515205≤192635350217-255540245228-2718-10.5
固溶515205126-30016-18 10-14 2-3 固溶515205126-30017-19 9-12Ti0.3-0.6固溶化
515205126-3000.8-1.15-0.5-0.65V0.25-0.35
827724241-385
310 156-207910-930 620-650
980-1050 540-600
850-880 560-580
720-7601010-1050800-850
900-930 600-640850-900油冷 650-670850-900油冷 560-600
820-840 620-660
955-1000 700-720 850-900955-1000 650-750 830-900
920-980 650-750
955-980955-980677-7002.75-3.2511.5-13.5
18-20
0.75-1.2-0.15-0.25827724248-2930.65-0.95 1.55-20.2-0.3827724248-3110.7-0.95 1.65-20.3-0.4827724248-3111-1.5-0.45-0.65950-980483-655310207-2412-2.5-0.9-1.1955-983517-655310≤1790.8-1.1-0.15-0.2
880785≤1970.8-1.1--940885228-2692.1-2.5-0.9-1.1V0.2-0.3735585228-269 12-14-注1650445228-269
12-14-注183363516-18 1.5-2.5
注11078 8-10-注1860680235-277 12-14-注1调质540345≤20015-17.5 3-5-Cu3-5 Nb>8*%C 固溶+时效1000860≥30215-187.5-7.75-AL0.75-1.5固溶+时效
12751035≥38814-16 5-70.5-11.25-1.75 Nb<8*固溶+时效
11051035≤31117-19 12-16 1.2-2.5Cu-2.5
515205≤18717-1913-15 1.75-2.75N0.18-0.22
Rc18-2418-20 11-15 3-4 -485205≤187-余量-550220HV110-150-余量-910-930550220HV110-150-余量沉淀硬化
2000600HV250-32019-2132-38 2-3
551241自定1余量26-30
<100HRB 1余量26-30
<100HRB 15-17余量16-18<100HRB 15-17余量16-18Fe≤7 Co2.5粗加工后<100HRB 15-17余量16-18Fe≤7Ti0.7
<100HRB 20-23余量 8-10o1 Fe5Ti0.4 Ta4.
<100HRB 20.5-23余量 8-10
<100HRB
827 σ0.2 414655 σ
0.2 241
927-954
795 σ0.2 315758 σ0.2 352950-1040 380-4201000-1050 680-720950-1000 700-750
910-930
840-860 620-660850-870 700-740
850-880 560-580
850-870 600-620980-1050油冷600-660980-1040油冷200-220850-870 600-620
650-670680-700
880-910油冷500-520690 σ0.2 276690 σ0.2 276690 σ0.2 283FeLAl27Cu295Fe2-3 Cu≤31.5Fe1.2 Cu(27-29)1010-1050水冷1120-1140水冷1010-1050水冷酸洗前退火 1000-1025Fe17-20 Co0.5-2.5 固溶退火Cu3-4 Nb0.32-1 Fe余量Fe4-6 V0.2-0.4 Co.25Fe2Fe≤7 Co1固溶退火e≤7W<4 W<4Co2.5 1050-110
适用介质适用温度水、油品、蒸汽 -29-425水、油品、蒸汽 -29-425
水、油品、蒸汽 -29-425水、油品、蒸汽≤455水、油品、蒸汽≤450
蒸汽≤540
蒸汽≤565蒸汽、酸碱类≤595
蒸汽、酸碱类≤595
蒸汽、油品≤650
蒸汽、油品≤650水、油品、蒸汽 -20-480水、油品、蒸汽 -20-450
蒸汽、硝酸类≤455(540)蒸汽、醋酸、硝酸≤425(540)尿素、硝酸≤425
尿素、甲胺液≤455
硫酸、氢氟酸≤450
油品、蒸汽、弱介质 -29-540油品、蒸汽、弱介质 -29-540
-54-200
-254-200
-254-425
-196-600
-196-600
-46
-46
-59
-73-200煤气、甲醇 -101-200
-46
-60
-101
-73
-254-540
-196-540
-196-540
-196-540
-254-540
-254-450
-254-425
-254-540硝酸、蒸汽≤800/540
硝酸、蒸汽≤800/540
硝酸、蒸汽≤800/540
硝酸、蒸汽≤700/540
硝酸、蒸汽≤700/540硫酸、醋酸、蒸汽≤700/540
硫酸、醋酸、蒸汽≤700/540甲氨液、磷酸、碱蒸汽800/540甲氨液、磷酸、碱蒸汽800/540尿素、甲氨液、核电站、碱≤450醋酸、食品、核电站、碱≤425化工、食品、核电站、碱800/540化工、食品、核电站、碱800/540化工、食品、核电站、碱800/540海水、蒸汽、油品、碱800/540蒸汽、油品 -29-800 醋酸、食品、核电、化工≤540醋酸、食品、核电、化工≤450
蒸汽、油品≤540硫酸、醋酸、氢氯酸≤540
核电≤540
海水≤540水、油品、蒸汽含CL离子≤425水、蒸汽、油品≤425
水、蒸汽、油品≤540
水、蒸汽、油品≤545
水、蒸汽、油品≤545水、油品、蒸汽含CL离子≤673水、油品、蒸汽含CL离子≤673水、蒸汽、油品≤550
水、蒸汽、油品≤550
水、蒸汽、油品 -10-480
水、蒸汽、油品≤450水、蒸汽、油品、内件 -10-480
水、蒸汽≤550
水、蒸汽≤550
水、蒸汽≤550
蒸汽≤570
有机酸、卤离子、苛性酸≤540水、油品、重油≤450
内件≤450水、蒸汽、油品≤450
水、蒸汽、油品≤450
水、蒸汽、油品≤450
水、蒸汽、油品≤450
氮、氢、碱液氨≤200
- -45.6-510
- -20-510
- -10-600
- -101-550
- -254-700
- -254-700
- -254-816
- -196-700
- -38-450
- -101-480
- -254-800
- -254-816
- -196-700
- -12.5-570
- -101-550- -12.2-540- -12.2-540水、蒸汽、油品 -38-545水、蒸汽、油品
-38-540 -38-520 -38-425 -36-570内件
-101-400 -101-450 -38-425 -38-900水、油品 38-351核电、航天 -196-427核电、航天 -196-427核电、航天、耐蚀
-196-427硫酸
-38-200内件、硫化氢
-38-200尿素、甲氨液、磷酸、碱
≤200乙烯丙醇≤200氢氟酸、有机酸≤200盐、海水、氯化物≤200硫酸、苯、乙烯 - 253-427盐酸、硫酸≤700盐酸、硫酸
≤700乙烯、氯化物、氢氟酸
≤700盐酸、硫酸
≤700盐酸 、硫酸、氢氟酸≤700硫酸 、磷酸、氢氟酸≤700硫酸、盐酸、磷酸
≤700
HRC45-50HRC37-42