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15-5PH不鏽鋼的性能和化學成分介紹

日期:2024-07-01 17:06
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摘要:<span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">15-5PH</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">不鏽鋼的性能和化學成分介紹</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">15-5PH</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">不鏽鋼屬於馬氏體沉澱與時效硬化不鏽鋼,具有高強度和硬度以及優異的耐腐蝕性。化學成分分析是平衡的,可以產生*小的</span><span style="font-family:'Times New Roman';"><span lang="EN-US">δ</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">鐵素體,所以還具有優異的橫向韌性和延展性,以及良好的鍛造性。</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">15-5PH</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">的製造特性和其他沉澱硬化不鏽鋼材質相似,</span></span><span style="font-family:'Times New Roman';font-size:small;"> </span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";"><span style="font-size:small;">它們可以通過單步老化硬化,低溫處理。</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";"><span style="font-size:small;">該材質不鏽鋼可用於閥部件、配件和緊固件、鍛造軸和齒輪、發動機部件、化學工藝設備、造紙設備以及飛機和核反應堆的部件。</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <a name="15-5PH不鏽鋼"></a><span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">15-5PH</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">不鏽鋼</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">在鍛造時,該不鏽鋼材質應均勻加熱至</span><span style="font-family:'Times New Roman';"><span lang="EN-US">1180 /1205</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">℃,並鍛煉</span><span style="font-family:'Times New Roman';"><span lang="EN-US">1</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">小時。為了獲得*佳的晶粒尺寸和機械性能,鍛造材料應在進一步加工之前將其風冷至</span><span style="font-family:'Times New Roman';"><span lang="EN-US">32</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">℃以下。硬化前必須對該不鏽鋼材料進行固溶處理。</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";"><span style="font-size:small;">熱處理</span></span><span lang="EN-US"><br /> <span style="font-family:'Times New Roman';font-size:small;"> 15-5PH</span></span><span style="font-size:small;"><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">一般在溶液處理條件中提供,可以通過將溶液處理的材料加熱至</span><span style="font-family:'Times New Roman';"><span lang="EN-US">480</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">℃至</span><span style="font-family:'Times New Roman';"><span lang="EN-US">620</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">℃的溫度並硬化</span><span style="font-family:'Times New Roman';"><span lang="EN-US">1-4</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">小時,具體取決於溫度,然後空氣冷卻。</span><span lang="EN-US"><span style="font-family:'Times New Roman';"> </span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">在</span><span style="font-family:'Times New Roman';"><span lang="EN-US">1040</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">℃</span><span style="font-family:'Times New Roman';"><span lang="EN-US">+/-14</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">℃的溫度下加熱</span><span style="font-family:'Times New Roman';"><span lang="EN-US">1-2</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">小時,冷卻至</span><span style="font-family:'Times New Roman';"><span lang="EN-US">32</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">℃以下,從而完全轉化為馬氏體。但此時材料由於韌性較差,衝擊強度差,應力腐蝕開裂敏感,材料不能用於溶液處理條件。</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">15-5PH</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">不鏽鋼切削加工性較好,在溶液處理和各種老化硬化條件下都容易加工。當以與</span><span style="font-family:'Times New Roman';"><span lang="EN-US">302</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">不鏽鋼和</span><span style="font-family:'Times New Roman';"><span lang="EN-US">304</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">不鏽鋼相似的方式對材料機械進行固溶處理時,隨著硬化溫度的升高,加工性提高。*佳切削性從條件</span><span style="font-family:'Times New Roman';"><span lang="EN-US">1150M</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">獲得。</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">該材料的焊接性也非常不錯,可以通過屏蔽熔接和電阻焊接工藝獲得令人滿意地焊接效果。因為碳吸收的可能性,不推薦采用氧乙炔焊接。焊接接頭應設計成*小化應力。在溶液處理條件下的焊接通常是令人滿意的,但是如果預期焊接應力很高,*好在</span><span style="font-family:'Times New Roman';"><span lang="EN-US">H1150</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">焊接過時的狀態,焊接前通常不需要進行預熱。</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span lang="EN-US"><span style="font-family:'Times New Roman';font-size:small;"> </span></span> </p> <span style="font-family:宋體;font-size:small;"> </span>

15-5PH不鏽鋼的性能和化學成分介紹

15-5PH不鏽鋼屬於馬氏體沉澱與時效硬化不鏽鋼,具有高強度和硬度以及優異的耐腐蝕性。化學成分分析是平衡的,可以產生*小的δ鐵素體,所以還具有優異的橫向韌性和延展性,以及良好的鍛造性。

15-5PH的製造特性和其他沉澱硬化不鏽鋼材質相似, 它們可以通過單步老化硬化,低溫處理。

該材質不鏽鋼可用於閥部件、配件和緊固件、鍛造軸和齒輪、發動機部件、化學工藝設備、造紙設備以及飛機和核反應堆的部件。

15-5PH不鏽鋼

在鍛造時,該不鏽鋼材質應均勻加熱至1180 /1205℃,並鍛煉1小時。為了獲得*佳的晶粒尺寸和機械性能,鍛造材料應在進一步加工之前將其風冷至32℃以下。硬化前必須對該不鏽鋼材料進行固溶處理。

熱處理
15-5PH
一般在溶液處理條件中提供,可以通過將溶液處理的材料加熱至480℃至620℃的溫度並硬化1-4小時,具體取決於溫度,然後空氣冷卻。

1040+/-14℃的溫度下加熱1-2小時,冷卻至32℃以下,從而完全轉化為馬氏體。但此時材料由於韌性較差,衝擊強度差,應力腐蝕開裂敏感,材料不能用於溶液處理條件。

15-5PH不鏽鋼切削加工性較好,在溶液處理和各種老化硬化條件下都容易加工。當以與302不鏽鋼和304不鏽鋼相似的方式對材料機械進行固溶處理時,隨著硬化溫度的升高,加工性提高。*佳切削性從條件1150M獲得。

該材料的焊接性也非常不錯,可以通過屏蔽熔接和電阻焊接工藝獲得令人滿意地焊接效果。因為碳吸收的可能性,不推薦采用氧乙炔焊接。焊接接頭應設計成*小化應力。在溶液處理條件下的焊接通常是令人滿意的,但是如果預期焊接應力很高,*好在H1150焊接過時的狀態,焊接前通常不需要進行預熱。

 

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