请教个简单的钢材问题

chaple

<p>经常在见也在用，但不知道具体有什么不同，请大家帮忙解释一下。</p><p>什么是P20 , 420 , H11 , H13 材料，是怎么分类的。</p><p>谢谢！</p>

chaple

怎么没人回答？？？

boykins

<p>i nat !!</p>

gspzx

找本钢材书翻翻就知道啊

tigeryou

<p>在《五金手册》上有说明及对比</p>

hsy5796568

<p>浪费资源嘛</p><p>&nbsp;</p>[em01]

aidian

<span twffan="done" style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN;"><p></p></span><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"><span twffan="done" style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN;"><span twffan="done" style="mso-spacerun: yes;">&nbsp;<p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"><span style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN;">中国<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>美国<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>德国<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>日本 <p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"><span style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN;">钢号<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>标准 AISI/SAE<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>DIN（德国工业标准）<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>JIS（日本工业标准） <p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"></p></span></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"><span style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN;">中国<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>美国<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>德国<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>日本 <p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"><span style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN;">钢号<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>标准 AISI/SAE<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>DIN（德国工业标准）<span style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>JIS（日本工业标准） <p></p></span></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none;"><span twffan="done" style="FONT-SIZE: 10pt; FONT-FAMILY: 宋体; mso-hansi-font-family: &quot;Times New Roman&quot;; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-ansi-language: ZH-CN;"><span twffan="done" style="mso-spacerun: yes;"></span>4Cr13<span twffan="done" style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>420<span twffan="done" style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>X20Cr13<span twffan="done" style="mso-spacerun: yes;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>SUS 420J1 <p></p></span></p>