🛞 psi ↔ psfPsi to Pound per square foot
psi与psf互算（1 psi = 144 psf）。本地换算，附常用相关单位。Convert psi and pound per square foot (1 psi = 144 psf). Runs locally with related units.
点击任意一行可复制该结果；小于 0.0001 或不小于 10¹⁵ 的数值用 × 10ⁿ 科学计数法显示Click any row to copy that result. Values below 0.0001 or at least 10¹⁵ are shown in × 10ⁿ notation
使用说明与常见问题How-to & FAQ
「psi ↔ psf」是什么？What is the Psi to Pound per square foot tool?
psi与psf互算（1 psi = 144 psf）。本地换算，附常用相关单位。Convert psi and pound per square foot (1 psi = 144 psf). Runs locally with related units.
如何使用「psi ↔ psf」？How do I use the Psi to Pound per square foot tool?
在「psi ↔ psf」中输入数值并选择原单位，表格会同时列出换算到所有其他单位的结果，可一键复制。Enter a value in the Psi to Pound per square foot and choose the source unit; the table shows the value in every other unit at once, ready to copy.
1 psi等于多少psf？How many pound per square foot in 1 psi?
1 psi = 144 psf（按国际定义系数）。1 psi = 144 psf (international definition).
如何把psi换算成psf？How do I convert psi to pound per square foot?
结果 = 数值 × 144。例如 1 psi = 144 psf。result = value × 144. Example: 1 psi = 144 psf.
psi/psf属于哪类单位？What kind of units are psi/pound per square foot?
二者同属「压力」量纲，可安全互算；也可打开「pressure-converter」做多单位对照。Both are pressure units; see also the pressure converter hub.
换算系数准确吗？Are the conversion factors exact?
「psi ↔ psf」采用国际单位制（SI）或公认标准中的定义值作为换算系数，结果保留约 10 位有效数字。The Psi to Pound per square foot uses factors defined by the SI or other recognised standards and shows about 10 significant digits.
「psi ↔ psf」免费吗？需要注册吗？Is the Psi to Pound per square foot free? Do I need an account?
「psi ↔ psf」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Psi to Pound per square foot is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.