栏杆立柱间距计算器
计算一段栏杆需要多少根立柱以及它们之间的均匀间隙，并按 IRC 四英寸球体规则进行校核。
公式与数据最后核对于 — Cosyslabs
输入
Result
Balusters
13
Gap between
3.75 in
- Gaps
- 14
- On-centre spacing
- 5.25 in
- Clear span
- 72.0 in
- Code limit
- 4 in maximum
Diagram
Estimates only. Verify with a licensed contractor or supplier before purchasing. Rough Estimator! is not responsible for shortages, overages, or material variances. See our methodology for formulas and sources.
公式
间隙 = (净跨 − 根数 × 立柱宽) ÷ (根数 + 1)
参考资料
Related tools & materials
Don't forget
- 栏杆立柱
- 上下横轨
- 立柱连接件
- 柱帽
Also useful
常见问题
立柱把净跨分成比根数多一个的间隙。求出使间隙小于 10 厘米的最小根数，再按该间隙加一个柱宽作为中心距布置。
Ad space
Cite this page
Cosyslabs. (2026). 栏杆立柱间距计算器. Rough Estimator!. https://roughestimator.com/zh/baluster-spacing-calculator
Embed on your site
Free for any site — attribution appreciated.
<iframe src="https://roughestimator.com/zh/baluster-spacing-calculator?embed=1" title="栏杆立柱间距计算器" width="100%" height="640" style="border:0;border-radius:12px" loading="lazy"></iframe>