不锈钢热轧钢板.doc
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1、不锈钢热轧钢板(GBT4237-1992)不锈钢 2009-06-18 10:17 阅读25评论0 字号: 大大 中中 小小 (1)尺寸规格钢板的尺寸规格和允许偏差应符合GBT709热轧钢板和钢带的规定。钢种按组织特征分为奥氏体型、奥氏体.铁素体型、铁素体型、马氏体型和沉淀硬化型五类。(2)牌号和化学成分见表5-37表5-42。表5-37奥氏体型不锈钢热轧钢板的牌号和化学成分序号牌号化学成分(质量分数)()CsiMnPSNiCrMo其他1lCrl7Mn-6Ni5NO.151.005.507.500.060O.0303.505.5016.0018.00NO.252lCrl8Mn-8Ni5N0.1
2、51.007.5010.000.060O.0304.006.0017.0019.00N0.253lCrl8Ni90.151.oo2.000.035O.0308.001O.0017.009.0D4lCr18Ni-9Si3O.152.003.002.000.0350.0308.001O.0017.0019.005OCrl8Ni90.071.002.000.035O.0308.0011.0017.0019.00600Crl9-Ni100.031.002.000.035O.0308.0012.0018.0020.00-OCrl9Ni-9NO.081.002.50O.0350.0307.0010.501
3、8.0020.00N:O.100.258OCrl9Ni-10NbN0.081.002.50O.035O.0307.5010.5018.0020.00NbO.15N:O.15O.30900Crl8Ni-10N0.0301.002.00O.035O.0308.5011.5017.0019.00N:O.12O.22lO1Crl8Ni120.121.002.000.035O.03010.5013.0017.0019.001lOCr23-Nil3O.081.002.00O.035O.03012.0015.0022.0024.00120Cr25-Ni200.081.502.000.035O.03019.0
4、022.0024.0026.00130Crl7Ni-12M02O.081.002.000.035O.03010.0014.0016.0018.002.003.001400Crl7Ni-14M020.0301.002.000.035O.03012.0015.0016.0018.002.003.0015OCrl7Ni-12Mn2NO.081.002.00O.035O.030lO.0014.0016.0018.002.003.00N:O.100.221600Crl7Ni-13M02NO.0301.002.000.035O.03.010.5014.5016.5018.502.003.00N:0.120
5、.2217lCrl8Ni-12M02Ti0.121.002.000.035O.03011.0014.0016.0019.001.802.50Ti=5(wc-O.02)O.80180Crl8Ni-12M02Ti0.081.002.00O.035O.03011.0014.0016.0019.001.802.50Ti=5wc0.0719lCrl8 Ni-12M03TiO.121.002.000.035O.03011.0014.0016.0019.002.503.50Ti=5(wc一0.02)O.8020OCrl8Ni-12M03Ti0.081.oo2.000.0350.03011.0014.0016
6、.0019.002.503.50Ti=5wcO.7021OCrl8Ni12M02Cu20.081.002.000.0350.030lO.0014.0017.0019.001.202.75Cu:1.00一2.502200Crl8Ni-14M02Cu20.0301.002.000.0350.03012.0016.0017.0019.001.202.75Cu:1.002.50230Crl9Ni-13M030.081.002.000.0350.03011.0015.0018.0020.003.004.002400Crl9Ni-13M030.0301.002.000.0350.03011.0015.00
7、18.0020.003.004.0025OCrl8Ni-16M050.0401.002.500.0350.03.o15.0017.0016.0019.004.006.0026lCrl8Ni一9Ti0.121.002.000.0350.0308.0011.0017.0019.00Ti=5(wc一0.02)O.8027OCrl8Ni-10Ti0.081.002.000.0350.0309.0012.0017.019.00Ti5wc28OCrl8Ni11Nb0.081.002.000.0350.0309.0013.0017.0019.00NblOwc290Crl8Ni13Si40.083.oo5.0
8、02.000.0350.03011.5015.0015.0020.005-38奥氏体-铁素体型不锈钢热轧钢板的牌号和化学成分序号牌号化学成分(质量分数)()CSiMnPSNiCrM0N30OCr26Ni5Mo20.081.001.50O.035O.0303.006.0023.0028.001.003.003l00Crl8Ni5M03Si20.031.302.001.oo2.000.0300.0304.55.518.019.52.53.OO.10表5-39铁素体型不锈钢热轧钢板的牌号和化学成分序号牌号化学成分(质量分数)()CsiMnPSCrM0N其他320Crl3Al0.081.001.00O
9、.35O.03011.5014.50AL:0.100.303300Crl20.0301.001.000.035O.03011.0013.50341Cr150.121.001.00O.035O.03014.0016.0035lCrl7O.120.751.000.0350.03016.0018.0036lCrl7Mo0.121.001.00O.035O.03016.0018.000.751.253700Cr-17M0O.0251.001.000.035O.031016.0019.00O.751.25O.025Ti、Nb、Zr及其和8(wc+WN)O.83800Crl8-M020.0251.001.
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