在(Zai)封(Feng)头(Tou)国(Guo)家(Jia)标(Biao)准(Zhun)GB150—(?)1998《(?)钢(Gang)制(Zhi)压(Ya)力(Li)容(Rong)器(Qi)》(?)中(Zhong)，(?)分(Fen)别(Bie)给(Gei)出(Chu)了(Liao)圆(Yuan)筒(Tong)形(Xing)壳(Ke)体(Ti)、(?)球(Qiu)形(Xing)壳(Ke)体(Ti)、(?)锥(Zhui)形(Xing)壳(Ke)体(Ti)、(?)椭(Tuo)圆(Yuan)封(Feng)头(Tou)和(He)大(Da)型(Xing)封(Feng)头(Tou)强(Qiang)度(Du)计(Ji)算(Suan)公(Gong)式(Shi)，(?)并(Bing)且(Qie)规(Gui)定(Ding)圆(Yuan)筒(Tong)形(Xing)壳(Ke)体(Ti)计(Ji)算(Suan)公(Gong)式(Shi)的(De)应(Ying)用(Yong)条(Tiao)件(Jian)为(Wei)Pc≤(?)0.4[σ(?)]tφ(?)、(?)球(Qiu)形(Xing)壳(Ke)体(Ti)计(Ji)算(Suan)公(Gong)式(Shi)的(De)应(Ying)用(Yong)条(Tiao)件(Jian)为(Wei)Pc≤(?)0.6[σ(?)]tφ(?)，(?)但(Dan)对(Dui)其(Qi)他(Ta)壳(Ke)体(Ti)却(Que)未(Wei)作(Zuo)任(Ren)何(He)限(Xian)定(Ding)。(?)

新(Xin)封(Feng)封(Feng)头(Tou)根(Gen)据(Ju)标(Biao)准(Zhun)及(Ji)日(Ri)常(Chang)加(Jia)工(Gong)生(Sheng)产(Chan)应(Ying)用(Yong)中(Zhong)得(De)出(Chu)，(?)无(Wu)折(Zhe)边(Bian)锥(Zhui)形(Xing)壳(Ke)体(Ti)计(Ji)算(Suan)公(Gong)式(Shi)的(De)应(Ying)用(Yong)条(Tiao)件(Jian)为(Wei)，(?)折(Zhe)边(Bian)锥(Zhui)形(Xing)壳(Ke)体(Ti)计(Ji)算(Suan)公(Gong)式(Shi)的(De)应(Ying)用(Yong)条(Tiao)件(Jian)为(Wei)。(?)比(Bi)较(Jiao)这(Zhe)几(Ji)种(Zhong)壳(Ke)体(Ti)强(Qiang)度(Du)计(Ji)算(Suan)公(Gong)式(Shi)在(Zai)封(Feng)头(Tou)国(Guo)标(Biao)(GB150)可(Ke)见(Jian):公(Gong)式(Shi)的(De)形(Xing)式(Shi)非(Fei)常(Chang)相(Xiang)似(Si)，(?)其(Qi)实(Shi)质(Zhi)都(Du)是(Shi)以(Yi)薄(Bao)膜(Mo)应(Ying)力(Li)为(Wei)基(Ji)础(Chu)的(De)。(?)薄(Bao)膜(Mo)理(Li)论(Lun)是(Shi)一(Yi)种(Zhong)近(Jin)似(Si)的(De)应(Ying)力(Li)分(Fen)析(Xi)方(Fang)法(Fa)，(?)当(Dang)壳(Ke)体(Ti)的(De)壁(Bi)厚(Hou)较(Jiao)大(Da)时(Shi)其(Qi)计(Ji)算(Suan)结(Jie)果(Guo)与(Yu)实(Shi)际(Ji)情(Qing)况(Kuang)误(Wu)差(Cha)较(Jiao)大(Da)，(?)GB150中(Zhong)规(Gui)定(Ding)圆(Yuan)筒(Tong)形(Xing)壳(Ke)体(Ti)和(He)球(Qiu)形(Xing)壳(Ke)体(Ti)计(Ji)算(Suan)公(Gong)式(Shi)的(De)应(Ying)用(Yong)条(Tiao)件(Jian)也(Ye)就(Jiu)是(Shi)为(Wei)了(Liao)限(Xian)定(Ding)壳(Ke)体(Ti)的(De)壁(Bi)厚(Hou)，(?)以(Yi)免(Mian)计(Ji)算(Suan)结(Jie)果(Guo)与(Yu)实(Shi)际(Ji)情(Qing)况(Kuang)误(Wu)差(Cha)过(Guo)大(Da)。(?)

河(He)南(Nan)新(Xin)乡(Xiang)封(Feng)头(Tou)厂(Chang)家(Jia)|冲(Chong)孔(Kong)封(Feng)头(Tou)|半(Ban)球(Qiu)型(Xing)封(Feng)头(Tou)直(Zhi)销(Xiao)|河(He)南(Nan)拱(Gong)形(Xing)封(Feng)头(Tou)|购(Gou)买(Mai)供(Gong)应(Ying)锥(Zhui)形(Xing)封(Feng)头(Tou)|不(Bu)锈(Xiu)钢(Gang)封(Feng)头(Tou)|椭(Tuo)圆(Yuan)型(Xing)封(Feng)头(Tou)|碟(Die)形(Xing)封(Feng)头(Tou)|油(You)炉(Lu)封(Feng)头(Tou)|球(Qiu)冠(Guan)形(Xing)封(Feng)头(Tou)|熔(Rong)铅(Qian)锅(Guo)-新(Xin)封(Feng)封(Feng)头(Tou)

• 上(Shang)一(Yi)篇(Pian)：(?)新(Xin)封(Feng)封(Feng)头(Tou)－(?)平(Ping)板(Ban)封(Feng)头(Tou)的(De)应(Ying)用(Yong)
• 下(Xia)一(Yi)篇(Pian)：(?)新(Xin)封(Feng)封(Feng)头(Tou)对(Dui)于(Yu)影(Ying)响(Xiang)不(Bu)锈(Xiu)钢(Gang)封(Feng)头(Tou)裂(Lie)纹(Wen)的(De)三(San)大(Da)因(Yin)素(Su)分(Fen)析(Xi)