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<p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 12px; text-indent: 2em; color: rgb(0, 0, 0); font-family: Arial, Helvetica, sans-serif; line-height: 24px;"> <span style="margin: 0px; padding: 0px; outline: 0px; font-size: 14px; font-family: arial, sans-serif; line-height: 25px;"><span style="margin: 0px; padding: 0px; outline: 0px; font-size: 14px; line-height: 28px;">1Cr17Ni2</span></span></p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 12px; text-indent: 2em; color: rgb(0, 0, 0); font-family: Arial, Helvetica, sans-serif; line-height: 24px;"> &nbsp;</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 12px; text-indent: 2em; color: rgb(0, 0, 0); font-family: Arial, Helvetica, sans-serif; line-height: 24px;"> <span style="margin: 0px; padding: 0px; outline: 0px; font-size: 14px; font-family: arial, sans-serif; line-height: 25px;"><span style="margin: 0px; padding: 0px; outline: 0px; font-size: 14px; line-height: 28px;">系是馬氏體不銹鋼中強(qiáng)度與韌性搭配較好的一種鋼種。它對氧化性酸、大部分有機(jī)酸以及有機(jī)鹽類的水溶液有良好的耐蝕性。一般適用于制造硝酸，醋酸的生產(chǎn)和輕工，紡織等工業(yè)中的既要要求強(qiáng)韌性又耐腐蝕的軸，活塞桿，泵等零件。</span></span></p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 12px; text-indent: 2em; color: rgb(0, 0, 0); font-family: Arial, Helvetica, sans-serif; line-height: 24px;"> &nbsp;</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 12px; text-indent: 2em; color: rgb(0, 0, 0); font-family: Arial, Helvetica, sans-serif; line-height: 24px;"> <span style="margin: 0px; padding: 0px; outline: 0px; font-size: 14px; font-family: arial, sans-serif; line-height: 25px;">可以使鋼的脆性轉(zhuǎn)化溫度降低， 韌性得到改善， 斷口形貌由準(zhǔn)解理型變?yōu)轫g窩型， 合金元素向基體和&delta;-鐵素體中的富集程度增大，在改善鋼韌性的同時仍保持較高的強(qiáng)度水平。但該鋼焊接性能不好， 易產(chǎn)生裂紋， 因此制造具時， 不宜進(jìn)行焊接。</span></p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 12px; text-indent: 2em; color: rgb(0, 0, 0); font-family: Arial, Helvetica, sans-serif; line-height: 24px;"> &nbsp;</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 碳 C ：0.11～0.17</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 硅 Si：&le;0.80</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 錳 Mn：&le;0.80硫 S ：&le;0.030</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 磷 P ：&le;0.035</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 鉻 Cr：16.00～18.00</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 鎳 Ni：1.50～2.50</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 抗拉強(qiáng)度 &sigma;b (MPa)：淬火回火,&ge;1080</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 伸長率 &delta;5 (%)：淬火回火,&ge;10</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 沖擊功 Akv (J)：淬火回火,&ge;39</p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> <img src="http://i8.qhimg.com/dr/200__/t015f8fa7ad8b58c01a.jpg" style="margin: 0px; padding: 0px; outline: 0px; font-size: 14px; border: none;" /></p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> <img src="http://i2.qhimg.com/dr/200__/t017b15ea7b1b443fca.jpg" style="margin: 0px; padding: 0px; outline: 0px; font-size: 14px; border: none;" /></p> <p style="margin: 0px; padding: 0px 12px; outline: 0px; font-size: 14px; text-indent: 2em; color: rgb(0, 0, 0); line-height: 24px; font-family: arial, sans-serif;"> 硬度 ：退火,&le;285HB</p> <div> &nbsp;</div>