㈠ 閽㈡潗鐨勬姉寮寮哄害璁捐″兼庝箞奼傚晩錛
閽㈡潗鐨勬姉寮寮哄害璁捐″奸氬父鏄鏍規嵁鏉愭枡鐨勬ц兘鍜岀浉鍏寵捐¤勮寖鏉ョ『瀹氱殑銆傝捐″兼槸涓縐嶅畨鍏ㄥ礆紝浠ョ『淇濈粨鏋勫湪浣跨敤涓涓嶄細鍙戠敓榪囧害寮鏇茶屽け紼蟲垨鐮村潖銆備互涓嬫槸涓鑸鐨勬ラゆ潵璁＄畻閽㈡潗鐨勬姉寮寮哄害璁捐″礆細
鏉愭枡鐗規э細棣栧厛錛岄渶瑕佷簡瑙ｆ墍浣跨敤鐨勯挗鏉愮殑寮哄害鐗規с傝繖鍖呮嫭灞堟湇寮哄害錛坹ield strength錛夊拰鎶楁媺寮哄害錛坲ltimate tensile strength錛夈傝繖浜涘奸氬父鍙浠ヤ粠鏉愭枡鐨勬妧鏈瑙勬牸鎴栦緵搴斿晢鎻愪緵鐨勬潗鏂欒瘉涔︿腑鎵懼埌銆
瀹夊叏鍥犲瓙錛氫負浜嗙『淇濈粨鏋勭殑瀹夊叏鎬э紝閫氬父闇瑕佸紩鍏ヤ竴涓瀹夊叏鍥犲瓙錛屼互鑰冭檻娼滃湪鐨勪笉紜瀹氭у拰璐熻澆鍙樺寲銆傚畨鍏ㄥ洜瀛愮殑澶у皬閫氬父鏍規嵁璁捐¤勮寖鏉ョ『瀹氾紝鍏蜂綋鍙栧喅浜庡簲鐢ㄥ拰緇撴瀯鐨勭被鍨嬨傚父瑙佺殑瀹夊叏鍥犲瓙鍖呮嫭鏉愭枡寮哄害瀹夊叏緋繪暟銆佽嵎杞藉畨鍏ㄧ郴鏁板拰緇撴瀯瀹夊叏緋繪暟銆
寮鏇茶＄畻錛氭牴鎹緇撴瀯鐨勫嚑浣曞艦鐘跺拰鍙楀姏鎯呭喌錛岃繘琛屽集鏇茶＄畻銆傝繖閫氬父娑夊強鍒拌＄畻寮鐭╋紙moment錛夊拰鍓鍒囧姏錛坰hear force錛夛紝浠ョ『瀹氬湪緇撴瀯涓鍙戠敓鐨勬渶澶у集鏇插簲鍔涖
鎶楀集寮哄害璁捐″礆細鏍規嵁寮鏇茶＄畻緇撴灉錛屼嬌鐢ㄤ互涓嬪叕寮忔潵璁＄畻鎶楀集寮哄害璁捐″礆細
鎶楀集寮哄害璁捐″ = (寮鐭) / (鎴闈㈡ā鏁)
鍏朵腑錛屽集鐭╂槸鐢卞集鏇茶＄畻紜瀹氱殑鏈澶у集鏇插姏鐭╋紝鎴闈㈡ā鏁版槸緇撴瀯鎴闈㈢殑鎬ц兘鐗規э紝閫氬父涓庣粨鏋勭殑褰㈢姸鍜屽昂瀵告湁鍏熾
搴旂敤瀹夊叏緋繪暟錛氬皢璁＄畻寰楀埌鐨勬姉寮寮哄害璁捐″間箻浠ラ傚綋鐨勫簲鐢ㄥ畨鍏ㄧ郴鏁頒互紜淇濈粨鏋勭殑瀹夊叏鎬с