
ï»?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
å±×ƒ¸œæ³îCº¨åŸºç¡€å·¥ç¨‹æœ‰é™å…¬å¸
手机åQ?/span>13583872333
电è¯åQ?/span>0538-8578789
QQåQ?/span>854768666
邮箱åQ?/span>taihengjichugongsi
@126.com
å…¬å¸åœ°å€åQ?/span>å±×ƒ¸œçœæ³°å®‰å¸‚岱岳区泰山国际汽é…城
  è´é›·æ¢?/a>现有˜q›å£ä¸Žå›½äº§ä¸¤¿Uè§„æ û|¼Œå›½äñ”è´é›·æ¢å…¶æ¡èŠ‚ç”?6é”°é’¢åQŒé”€å采用铬锰钛钢,æ’销用弹½§é’¢åˆ‰™€ ,焊æ¡ç”¨T505Xåž‹ï¼Œæ¡¥é¢æ¿å’ŒæŠ¤è½®æœ¨ç”¨æ¾æœ¨æˆ–æ‰æœ¨ã€‚ææ–™çš„容许应力按基本应力æé«?0%åQŒä¸ªåˆ«é’¢è´¨æ†ä»¶è¶…˜q‡ä¸Š˜q°è§„定时åQŒä¸å¾—è¶…˜q‡å…¶å±ˆæœç‚¹çš„85%åQŒè®¾è®¡æ—¶é‡‡ç”¨çš„容许应力如下:木料——™åºæœ¨¾U¹å¼¯åº”力ã€åŽ‹åº”åŠ›åŠæ‰¿åŽ‹åº”åŠ›äØ“16.2MPaåQ›å—弯时™åºæœ¨¾U¹å‰ªåº”力ä¸?.7 MPaã€?br />
  å¼ÒŽ€§æ¨¡é‡E=98.5×105MPa。钢æ–?mdash;—16锰钢拉应力ã€åŽ‹åº”åŠ›åŠå¼¯åº”力ä¸?.3×210=273 MPaåQ›å‰ªåº”力ä¸?.3×160=208 MPaã€?30铬锰钛拉应力ã€åŽ‹åº”åŠ›åŠå¼¯åº”力ä¸?.85×1300=1105 MPaåQ›å‰ªåº”力ä¸?.45×1300=585 MPa。现有进å£è´é›äh¢å¤šç³»20世纪40òq´ä»£çš„äñ”å“ï¼Œææ–™å±ˆæœç‚¹å¼ºåº¦äØ“351 MPaåQŒå…¶å®¹è®¸åº”力æŒ?.7×351=245 MPa考虑åQŒé”€å容许应力å¯è€ƒè™‘与国产销åä¸€æ —÷€?/p>