不锈钢冷轧钢板知识.docx

不锈钢冷轧钢板（GBT3280-1992）(1)尺寸规格钢板的厚度为040080mm。其尺寸规格和允许偏差应符合GBT708冷轧钢板和钢带的规定。不锈钢冷轧钢板按组织特征分为奥氏体型、奥氏体一铁素体型、铁素体型、马氏体型和沉淀硬化型五类。按不同冷作硬化状态分为低冷作硬化(DY)、半冷作硬化(BY)、冷作硬化(Y)和特别冷作硬化(TY)四种状态。(2)牌号和化学成分见表5-47表5-50。表5-47奥氏体型不锈钢冷轧钢板的牌号和化学成分序号牌号化学成分(质量分数)()CsiMnPSNiCrM0N其他1lCrl7一Mr6Ni5N0.151O5.507.500.0600.0303.505.5016.0018.00O2521Crl8一Mn8Ni5NO151.007.5010.00O060O0304.006.0017.0019.00O2532Crl3一Mn9Ni40.150.251.008.0010.00O060O0303.705.0012.0014004lCrl7一N7O150.251.002.00O0350.0306.008.0016.0018.005lCrl7一Ni80.03O121.002.00O035O0307.009.0016.0018.0061Crl8一Ni9O151.002.00O035O0308.0010.0017.0019.0071Crl8Ni一9Si30.152.003.002.0000350.0308.0010.0017.0019.0080crl8一Ni90.071.002.000.0350.0308.0011.0017.0019.00900Crl9一NilO0.0301.002.00003500308.0012.0018.0020.00序号牌号化学成分(质量分数)()CsiMnPSNiCrM0N其他10OCrl9一Ni9N0081.002.500.0350.0307.0010.5018.0020.000100.2511OCrl9Ni- 10NbN0081002.50003500307.50lO5018.0020.000.150.30Nb：0151200Crl8-NilON00301.002.00003500308.501.5017.0019.000120.2213lCrl8-M120121oo2.0000350.030lO5013.00170019.00140Cr23-Nil30081.002.000035003012.0015.0022.0024.00150Cr25一Ni200081.502.0000350030190022.00240026.0016OCr17Ni-12M020.081.002.000.0350.030lO0014.0016.0018002oo3oo1700Crl7-Ni14Mo200301.002.000035003012.0015.0016.0018002.003.00180Crl7Ni12M02N0.081.002.000.035003010.0014.0016.0018.002.003.000100221900Crl7一Nil3-M02N0.0301.002.000.035003010.5014.5016.5018.502.003.000120.2220(OCrl8一Nil2Mo-2Ti)0081.002.0000350.03011.0014.0016.0019.001.802.50Ti：5WC07021(1Cr18-Ni12M02Ti)0.121.002.000.0350.03011.0014.0016.0019.001.802.50Ti：5(wc-0.02)0.80220Crl8Ni-12Mo-2Cu20081.002.000035003010.0014.0017.0019.001.202.75Cu：1.002.502300Crl8一Nil4Mo-2Cu20.0301.002.000035003012.0016.0017.0019.0024OCrl8Ni一12M03Ti0081.002.000.035003011.0014.0016.0019.002.503.50Ti：5wc0.7025(1Crl8一Nil2Mo-3Ti)0121.002.000035003011.0014.0016.0019.002.503.50Ti：5(wc002)0.80序号牌号化学成分(质量分数)()CsiMnPSNiCrM0N其他10OCrl9一Ni9N0081.002.500.0350.0307.0010.5018.0020.000100.2526OCrl9Ni-13M030.081.002.000.035003011.0015.0018.0020.003.004.0027OOCrl9-Ni13Mo3O0301.002.00O035O03011.0015.0018.0020.00280Crl8Ni-16M05O0401002.00O035O03015.0017.0016.0019004.006.0029OCrl8-Nil0Ti0.081.002.00O0350.0309.0012.0017.0019.00Ti：5Wc30(1Crl8-Ni9Ti)O121.002.000.035O0308.0011.0017.0019.00Ti：5(wc-O02)O8031OCrl8Ni-llNbO081.002.00O035O0309.0013.0017.0019.00Nb：1(Wc32OCrl8Ni-13S14O083.005002.000.035O03011.505.0015.0020.00表5-48奥氏体-铁素体型不锈钢冷轧钢板的牌号和化学成分序号牌号化学成分（质量分数)()CSiMnPSNiCrM0Al其他3300Crl8一Ni5Mo3Si2O031.302.001.002.000.0300.0304.505.5018.0019.502.503.00N：O10341Crl8一NillSi 4ALTi0.10O183.404.00O800.0350.030lO0012.0017.5019.50O10O30Ti:0.40O70351Cr21一Ni5TiO090.140.800.80O035O0304.805.8020.00一22.00Ti:5(wc-002)-O8036OCr26Ni-5M02O081.001.50O035O0303.006.0023.0028.001.003.00表5-49铁素体型不锈钢冷轧钢板的牌号和化学成分序号牌号化学成分质量分数)()CSiMnPSCrM0ALN其他370Crl3Al0.081.001.000.0350.03011.5014.50O10O303800Crl2O0301.001.00O0350.03011.0013.50391Cr150.121.001.00O035O03014.0016.0040lCrl70.12O751.000.0350.03016.0018.004100Crl7O030O751.00O035O03016.0019.00Ti或Nb：0.101.0042lCrl7Mo0.121.001.00O0350.03016.0018.00O751.254300Cr-17M0O0251.001.00O035O030160019.00O751.250.025Ti、Nb、Zr或之和：8(wc+wN )O8044ooCrl8一M02Oo251001.000.035O03017.0020.001.752.50O0254500Cr30-M02O010O400.400.030O02028.5032.001.502.50O0154600cr-27M0OOlO0.40O40O030O02025.0027.50O751.50O15表5-50马氏体型不锈钢冷轧钢板的牌号和化学成分序号牌号化学成分(质量分数)()CSiMnPSCrNi其他47lCr120.15O501.00O035O03011.5013.00O6048OCrl30.081.001.000.0350.03011.5013.50O60491Crl3O151.001.000.035O03011.5013.500.60502Crl30.16O251.001.000.035O03012.0014.00O605l3Crl30.26O351.001.000.035O03012.0014.000.60524Crl3O36O450.80O80O035O03012.0014.000.60533Crl60.25O401.001.000.035O03015.0017.00O60547Crl7O600.751.001.000.035O03016.0018.000.60Mo：0.75551Crl7Ni20.11O17O800.800.0350.03016.0018.001.502.50560Crl7Ni7Al0091.001.00O0350.0356.507.7516.0018.00O751.50(3)交货状态钢板冷轧后应经相应热处理(固溶、退火、淬火回火、时效等)，并进行酸洗或类似处理，然后进行矫直。对沉淀硬化型钢，需方应说明钢板或试样的处理种类。(4)力学性能见表55l表556。表5-51奥氏体型不锈钢冷轧钢板的力学性能序号牌 号热处理温度(固溶)拉力试验硬度试验0 .2b5()HBS,HRBHVMPal1Crl7Mn6Ni5NlOl01120快冷2456354024lloo25321Crl8Mrl8Ni5NlOlO1120快冷245590402079521832Crl3Mn9Ni410801130快冷635424lCrl7Ni710101150快冷205520401879020051Crl7Ni810101150快冷205570451879020061Crl8Ni910101150快冷205520401879020071Crl8Ni9Si310101150快冷20552040207952188OCrl8Ni910101150快冷2055204018790200900Crl9NilO10lO1150快冷1754804018790200100Crl9N|9N10101150快冷2755503521795220110Crl9Nil0NbNlOlO1150快冷345685352501002601200Crl8 NilON10lO1150快冷245550402179522013lCrl8Nil210101150快冷1754804018790200140Cr23Nil310301150快冷205520401879020015OCr25Ni2010301180快冷2055204018790200160Crl7Nil2M0210lO1150快冷20552040187902001700Crl7Njl4M02101O1150快冷17548o4018790200180Crl7Nil2M02N10101150快冷27555035217952001900Crl7M13M02N10lO1150快冷245550402179520020(OCrl8Nn2M02Ti)10501100快冷20553035187902002l(1Crl8Nil2M02Ti)_10501100快冷206530351879020022OCrl8Nil2M02Cu210101150快冷20552040187902002300Crl8Nil4M02Cu210101150快冷1754804018790200240Crl8Nil2M03Ti10501100快冷205530351879020025(1Crl8Ni12M03Ti)10501100快冷206530351879020026OCrl9Nil3M031010150快冷20552040187902002700Crl9Nil3M03101O1150快冷175480401879020028OCrl8Nil6M0510301180快冷1754804018790200290Crl8NilOTi9201150快冷205520401879020030(1Crl8Ni9Ti)9201150快冷20552040187902003lOCr18Ni11NB9801150快冷205520401879020032OCrl8Ni13Si410lO1150快冷2055204020795218表5-52奥氏体-铁素体型不锈钢冷轧钢板的力学性能序号牌 号热处理温度(固溶)拉力试验硬度试验0.2b5()HBSHRBHVMPa3300Crl8Ni5M03Si29501050快冷3905902030300341Crl8NillSi4AlTil0001050快冷71530351Cr2lNi5Ti9501050快冷6352036OCr26Ni5M029501100快冷3905901827729292表5-53铁素体型不锈钢冷轧钢板的力学和工艺性能序号牌 号热处理温度(退火)拉力试验硬度试验弯曲试验180d一弯芯直径a一钢板厚度O.2B5()HBSHRbHVMPa钢板厚度mm3O56OCrl7Ni7AL固溶3801030202019092200565时效9601