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儀表常用不鏽鋼牌號(hào)及性能

日期:2025-04-04 19:35
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摘要:<p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">儀表常用不鏽鋼牌號(hào)及性能</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">1.&nbsp;304<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">是應(yīng)用量較大、使用範(fàn)圍*廣的奧氏體不鏽鋼之一,適用於製造深衝成型部件和輸酸管道、容器、結(jié)構(gòu)件、各類儀表本體等,也可以製造無磁、低溫設(shè)備和部件。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">2.&nbsp;304L<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">為解決因</span>Cr23C6<span style="font-family:宋體;">析出致使</span><span style="font-family:Calibri;">304</span><span style="font-family:宋體;">不鏽鋼在一些條件下存在嚴(yán)重的晶間腐蝕傾向而發(fā)展的超低碳奧氏體不鏽鋼,其敏化態(tài)耐晶間腐蝕能力顯著優(yōu)於</span><span style="font-family:Calibri;">304</span><span style="font-family:宋體;">不鏽鋼。除強(qiáng)度稍低外,其它性能同</span><span style="font-family:Calibri;">321</span><span style="font-family:宋體;">不鏽鋼,主要用於需焊接後又不能進(jìn)行固溶處理的耐蝕設(shè)備和部件,可用於製造各類儀表本體等。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">3.&nbsp;304H<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">304<span style="font-family:宋體;">不鏽鋼的內(nèi)部分支,碳質(zhì)量分?jǐn)?shù)在</span><span style="font-family:Calibri;">0.04%</span><span style="font-family:宋體;">—</span><span style="font-family:Calibri;">0.10%</span><span style="font-family:宋體;">,高溫性能優(yōu)於</span><span style="font-family:Calibri;">304</span><span style="font-family:宋體;">不鏽鋼。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">4.&nbsp;316<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">在</span>10Cr18Ni12<span style="font-family:宋體;">鋼基礎(chǔ)上加人鉬,使鋼具有良好的耐還原性介質(zhì)和耐點(diǎn)腐蝕能力。在海水和其他各種介質(zhì)中,耐腐蝕性優(yōu)於</span><span style="font-family:Calibri;">304</span><span style="font-family:宋體;">不鏽鋼,主要用於耐點(diǎn)蝕材料。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">5.&nbsp;316L<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">超低碳鋼,具有良好的耐敏化態(tài)晶間腐蝕的性能,適用於製造厚截麵尺寸的焊接部件和設(shè)備,如石油化工設(shè)備中的耐蝕材料。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">6.&nbsp;316H<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">316<span style="font-family:宋體;">不鏽鋼的內(nèi)部分支,碳質(zhì)量分?jǐn)?shù)在</span><span style="font-family:Calibri;">0.04%</span><span style="font-family:宋體;">—</span><span style="font-family:Calibri;">0.10%</span><span style="font-family:宋體;">,高溫性能優(yōu)於</span><span style="font-family:Calibri;">316</span><span style="font-family:宋體;">不鏽鋼。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">7.&nbsp;317<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">耐點(diǎn)蝕和抗蠕變能力優(yōu)於</span>316L<span style="font-family:宋體;">不鏽鋼,用於製造石化及耐有機(jī)酸腐蝕的設(shè)備。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">8.&nbsp;321<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">鈦穩(wěn)定化的奧氏體不鏽鋼,添加鈦提高耐晶間腐蝕性能,並具有良好的高溫力學(xué)性能,可用超低碳奧氏體不鏽鋼代替。除高溫或抗氫腐蝕等專用場合外,一般情況不推薦使用。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">9.&nbsp;347<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">鈮穩(wěn)定化的奧氏體不鏽鋼,添加鈮提高耐晶間腐蝕性能,在酸、堿、鹽等腐蝕介質(zhì)中的耐蝕性同</span>321<span style="font-family:宋體;">不鏽鋼,焊接性能良好,即可作耐蝕材料又可作耐熱鋼使用,主要用於火電、石化領(lǐng)域,如製作容器、管道、熱交換器、軸類、工業(yè)爐中的爐管以及爐管溫度計(jì)等。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">10.&nbsp;904L<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">超級(jí)完全奧氏體不鏽鋼,是芬蘭奧托昆普</span>(OUTOKUMPU)<span style="font-family:宋體;">公司發(fā)明的一種超級(jí)奧氏體不鏽鋼,其鎳質(zhì)量分?jǐn)?shù)為</span><span style="font-family:Calibri;">24%</span><span style="font-family:宋體;">一</span><span style="font-family:Calibri;">26%</span><span style="font-family:宋體;">,碳質(zhì)量分?jǐn)?shù)小於</span><span style="font-family:Calibri;">0.02%</span><span style="font-family:宋體;">,耐腐蝕性極好,在非氧化性酸如硫酸、醋酸、甲酸、磷酸中具有很好的耐蝕性,同時(shí)具有良好的抗縫隙腐蝕及抗應(yīng)力腐蝕性能。適用於</span><span style="font-family:Calibri;">70</span><span style="font-family:宋體;">℃以下各種濃度硫酸,在常壓下耐任何濃度、任何溫度的醋酸及甲酸與醋酸的混酸中耐腐蝕性也很好。原有標(biāo)準(zhǔn)</span><span style="font-family:Calibri;">ASMESB-625</span><span style="font-family:宋體;">將其歸人鎳基合金,新標(biāo)準(zhǔn)將其歸為不鏽鋼。中國隻有近似牌號(hào)</span><span style="font-family:Calibri;">015Cr19Ni26Mo5Cu2</span><span style="font-family:宋體;">鋼,少數(shù)歐洲儀表廠商的關(guān)鍵材質(zhì)采用</span><span style="font-family:Calibri;">904L</span><span style="font-family:宋體;">不鏽鋼,例如</span><span style="font-family:Calibri;">E+ H</span><span style="font-family:宋體;">的質(zhì)量流量計(jì)的測量管就是采用</span><span style="font-family:Calibri;">904L</span><span style="font-family:宋體;">不鏽鋼,勞力士手表的表殼也采用</span><span style="font-family:Calibri;">904L</span><span style="font-family:宋體;">不鏽鋼。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">11.&nbsp;440C<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">馬氏體不鏽鋼、在可淬硬性不鏽鋼、不鏽鋼中硬度*高,硬度為</span>HRC57<span style="font-family:宋體;">。主要用於製作噴嘴,軸承,閥門的閥芯、閥座、套筒、閥桿等。</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">&nbsp;</span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;">12.&nbsp;17-4PH<span style="font-family:宋體;">不鏽鋼</span></span> </p> <p style="margin:0pt;"> <span style="font-family:宋體;font-size:10.5pt;mso-spacerun:&quot;yes&quot;;mso-ascii-font-family:Calibri;mso-hansi-font-family:Calibri;mso-bidi-font-family:&quot;Times New Roman&quot;;mso-font-kerning:1.0000pt;"><span style="font-family:宋體;">馬氏體沉澱硬化不鏽鋼,硬度為</span>HRC44<span style="font-family:宋體;">,具有高強(qiáng)度、硬度和抗腐蝕性,不能用於高於</span><span style="font-family:Calibri;">300</span><span style="font-family:宋體;">℃的溫度。對(duì)大氣及稀釋酸或鹽都具有良好的抗腐蝕能力,它的抗腐蝕能力與</span><span style="font-family:Calibri;">304</span><span style="font-family:宋體;">不鏽鋼和</span><span style="font-family:Calibri;">430</span><span style="font-family:宋體;">不鏽鋼一樣,用於製造海上平臺(tái),渦輪機(jī)葉片,閥門的閥芯、閥座、套筒、閥桿等。</span></span> </p>

儀表常用不鏽鋼牌號(hào)及性能

1. 304不鏽鋼

是應(yīng)用量較大、使用範(fàn)圍*廣的奧氏體不鏽鋼之一,適用於製造深衝成型部件和輸酸管道、容器、結(jié)構(gòu)件、各類儀表本體等,也可以製造無磁、低溫設(shè)備和部件。

 

2. 304L不鏽鋼

為解決因Cr23C6析出致使304不鏽鋼在一些條件下存在嚴(yán)重的晶間腐蝕傾向而發(fā)展的超低碳奧氏體不鏽鋼,其敏化態(tài)耐晶間腐蝕能力顯著優(yōu)於304不鏽鋼。除強(qiáng)度稍低外,其它性能同321不鏽鋼,主要用於需焊接後又不能進(jìn)行固溶處理的耐蝕設(shè)備和部件,可用於製造各類儀表本體等。

 

3. 304H不鏽鋼

304不鏽鋼的內(nèi)部分支,碳質(zhì)量分?jǐn)?shù)在0.04%0.10%,高溫性能優(yōu)於304不鏽鋼。

 

4. 316不鏽鋼

10Cr18Ni12鋼基礎(chǔ)上加人鉬,使鋼具有良好的耐還原性介質(zhì)和耐點(diǎn)腐蝕能力。在海水和其他各種介質(zhì)中,耐腐蝕性優(yōu)於304不鏽鋼,主要用於耐點(diǎn)蝕材料。

 

5. 316L不鏽鋼

超低碳鋼,具有良好的耐敏化態(tài)晶間腐蝕的性能,適用於製造厚截麵尺寸的焊接部件和設(shè)備,如石油化工設(shè)備中的耐蝕材料。

 

6. 316H不鏽鋼

316不鏽鋼的內(nèi)部分支,碳質(zhì)量分?jǐn)?shù)在0.04%0.10%,高溫性能優(yōu)於316不鏽鋼。

 

7. 317不鏽鋼

耐點(diǎn)蝕和抗蠕變能力優(yōu)於316L不鏽鋼,用於製造石化及耐有機(jī)酸腐蝕的設(shè)備。

 

8. 321不鏽鋼

鈦穩(wěn)定化的奧氏體不鏽鋼,添加鈦提高耐晶間腐蝕性能,並具有良好的高溫力學(xué)性能,可用超低碳奧氏體不鏽鋼代替。除高溫或抗氫腐蝕等專用場合外,一般情況不推薦使用。

 

9. 347不鏽鋼

鈮穩(wěn)定化的奧氏體不鏽鋼,添加鈮提高耐晶間腐蝕性能,在酸、堿、鹽等腐蝕介質(zhì)中的耐蝕性同321不鏽鋼,焊接性能良好,即可作耐蝕材料又可作耐熱鋼使用,主要用於火電、石化領(lǐng)域,如製作容器、管道、熱交換器、軸類、工業(yè)爐中的爐管以及爐管溫度計(jì)等。

 

10. 904L不鏽鋼

超級(jí)完全奧氏體不鏽鋼,是芬蘭奧托昆普(OUTOKUMPU)公司發(fā)明的一種超級(jí)奧氏體不鏽鋼,其鎳質(zhì)量分?jǐn)?shù)為24%26%,碳質(zhì)量分?jǐn)?shù)小於0.02%,耐腐蝕性極好,在非氧化性酸如硫酸、醋酸、甲酸、磷酸中具有很好的耐蝕性,同時(shí)具有良好的抗縫隙腐蝕及抗應(yīng)力腐蝕性能。適用於70℃以下各種濃度硫酸,在常壓下耐任何濃度、任何溫度的醋酸及甲酸與醋酸的混酸中耐腐蝕性也很好。原有標(biāo)準(zhǔn)ASMESB-625將其歸人鎳基合金,新標(biāo)準(zhǔn)將其歸為不鏽鋼。中國隻有近似牌號(hào)015Cr19Ni26Mo5Cu2鋼,少數(shù)歐洲儀表廠商的關(guān)鍵材質(zhì)采用904L不鏽鋼,例如E+ H的質(zhì)量流量計(jì)的測量管就是采用904L不鏽鋼,勞力士手表的表殼也采用904L不鏽鋼。

 

11. 440C不鏽鋼

馬氏體不鏽鋼、在可淬硬性不鏽鋼、不鏽鋼中硬度*高,硬度為HRC57。主要用於製作噴嘴,軸承,閥門的閥芯、閥座、套筒、閥桿等。

 

12. 17-4PH不鏽鋼

馬氏體沉澱硬化不鏽鋼,硬度為HRC44,具有高強(qiáng)度、硬度和抗腐蝕性,不能用於高於300℃的溫度。對(duì)大氣及稀釋酸或鹽都具有良好的抗腐蝕能力,它的抗腐蝕能力與304不鏽鋼和430不鏽鋼一樣,用於製造海上平臺(tái),渦輪機(jī)葉片,閥門的閥芯、閥座、套筒、閥桿等。

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