Расчёт несущей способности заклёпки на срез по СП 16.13330
Расчёт N_bs (срез) для вытяжной заклёпки по СП 16.13330.2017 с учётом диаметра, материала и количества плоскостей среза.
Исходные данные
Нормативные документы
- СП 16.13330.2017 «Стальные конструкции»
- ГОСТ 10299-80 «Заклёпки»
function calc56(){var d=parseFloat(document.getElementById(“c56_d”).value),body=document.getElementById(“c56_body”).value,ns=parseInt(document.getElementById(“c56_ns”).value),e=document.getElementById(“c56_error”),r=document.getElementById(“c56_result”);e.className=”calc-error”;r.className=”calc-result”;var Rbs=body==”al”?100:body==”steel”?190:250,A=Math.PI*d*d/4,Nbs=Rbs*A*ns/1000,gamma=1.25,Nbd=Nbs/gamma;r.className=”calc-result visible”;r.innerHTML=”
Результаты расчёта
| Параметр | Значение |
|---|---|
| Диаметр | “+d+” мм |
| Материал тела | “+(body==”al”?”Алюминий”:body==”steel”?”Сталь”:”Нерж. A2″)+” |
| R_bs (расчётное сопротивление срезу) | “+Rbs+” МПа |
| Площадь сечения A | “+A.toFixed(2)+” мм² |
| Плоскостей среза n_s | “+ns+” |
| N_bs (несущая способность на срез) | “+Nbd.toFixed(2)+” кН |
N_bs = R_bs·A·n_s / γ_M. γ_M = 1.25. Для точного расчёта соединения необходим учёт смятия.
“;}
.calc-wrapper{font-family:’Roboto Slab’,’Roboto’,’Segoe UI’,Tahoma,Geneva,Verdana,sans-serif;font-size:16px;line-height:1.75;color:#2d2d2d;background:#fff;max-width:960px;margin:0 auto;padding:0}.calc-wrapper h1{font-family:’Roboto Slab’,serif;font-size:26px;font-weight:700;color:#1a1a1a;margin:0 0 8px 0;padding-bottom:12px;border-bottom:2px solid #cb0037;letter-spacing:.02em}.calc-wrapper h2{font-family:’Roboto Slab’,serif;font-size:20px;font-weight:700;color:#1a1a1a;margin:28px 0 16px 0;padding-bottom:8px;border-bottom:1px solid #e0e0e0}.calc-wrapper h3{font-family:’Roboto Slab’,serif;font-size:17px;font-weight:600;color:#1a1a1a;margin:20px 0 12px 0}.calc-wrapper p{margin:0 0 14px 0;line-height:1.75}.calc-wrapper a{color:#cb0037;text-decoration:none;border-bottom:1px solid transparent;transition:border-color .2s}.calc-wrapper a:hover{color:#a0002c;border-bottom-color:#cb0037}.calc-section{background:#fff;border-left:4px solid #cb0037;padding:24px 28px;margin:24px 0;box-shadow:0 1px 4px rgba(0,0,0,.06)}.calc-section h2{margin-top:0}.calc-form{background:#fafafa;padding:20px 24px;margin:16px 0;border-left:3px solid #cb0037}.calc-form label{display:block;font-weight:600;color:#1a1a1a;margin:12px 0 4px 0;font-size:14px}.calc-form select,.calc-form input[type=number]{width:100%;max-width:400px;padding:10px 12px;border:1px solid #d0d0d0;font-family:inherit;font-size:15px;color:#2d2d2d;background:#fff;box-sizing:border-box;transition:border-color .2s}.calc-form select:focus,.calc-form input:focus{border-color:#cb0037;outline:none;box-shadow:0 0 0 2px rgba(203,0,55,.1)}.calc-btn{display:inline-block;padding:12px 32px;background:#cb0037;color:#fff;border:none;font-family:’Roboto Slab’,serif;font-size:15px;font-weight:600;cursor:pointer;letter-spacing:.03em;text-transform:uppercase;margin:16px 0;transition:background .2s}.calc-btn:hover{background:#a0002c}.calc-btn-print{background:#555;margin-left:8px}.calc-btn-print:hover{background:#333}.calc-result{background:#fff;border:1px solid #e0e0e0;border-left:4px solid #2d7d2d;padding:20px 24px;margin:16px 0;display:none}.calc-result.visible{display:block}.calc-result h3{color:#2d7d2d;margin-top:0}.calc-result table{width:100%;border-collapse:collapse;margin:12px 0;font-size:14px}.calc-result table th{background:#2d7d2d;color:#fff;padding:10px 14px;text-align:left;font-weight:600;font-size:13px;text-transform:uppercase}.calc-result table td{padding:10px 14px;border-bottom:1px solid #e8e8e8}.calc-result table tr:nth-child(even) td{background:#f9f9f9}.calc-result .result-value{font-size:22px;font-weight:700;color:#cb0037}.normative-block{background:#fafafa;border-top:3px solid #cb0037;padding:16px 20px;margin:24px 0 0 0;font-size:14px}.normative-block h3{margin-top:0;font-size:15px}.normative-block ul{list-style:none;padding:0;margin:8px 0}.normative-block ul li{padding:4px 0 4px 16px;border-left:2px solid #e0e0e0;margin:0;font-size:13px;color:#555}.calc-error{background:#fff5f5;border:1px solid #ecc;border-left:4px solid #c00;padding:12px 16px;margin:12px 0;color:#900;font-size:14px;display:none}.calc-error.visible{display:block}@media print{body *{visibility:hidden}.calc-wrapper,.calc-wrapper *{visibility:visible}.calc-wrapper{position:absolute;left:0;top:0;width:100%;max-width:100%;color:#000}.calc-btn,.calc-btn-print{display:none}.calc-section{box-shadow:none;border-left:2px solid #000;break-inside:avoid}.calc-result table th{background:#000}.normative-block{border-top-color:#000}}@media(max-width:768px){.calc-wrapper{font-size:15px;padding:0 8px}.calc-section{padding:16px}.calc-form{padding:14px}.calc-form select,.calc-form input{max-width:100%}}