ããå¨æå½å»ºçä¸æé常å¤ç建çæ åãå¦æ人们å¨ä¿®å»ºçæ¶åä¸è½è¾¾å°ç¸å ³æ åçè¯ï¼ä¸è¬å¨è¯æµçæ¶åä¼è¢«è®¤å®ä¸ºä¸åæ ¼ãå½å®¶å»ºçæ åçåå¨ï¼ä¹æ¯ä¸ºäºè®©åç§å»ºçç建设æäºè§èï¼è½å¤åå°æ´å å¤çå®å ¨éæ£ãèçæ¥é¢ç®¡çå½å®¶æ åçåå¨ï¼ä¹æ¯åºäºç±»ä¼¼çèèãçæ¥é¢ç®¡å¨å»ºè®¾å½ä¸é常éè¦çä¸ä¸ªç¯èï¼çæ¥çé¢ç®¡è½å¦è¾¾å°ç¸å ³çæ åï¼é¢ç®ç建çç©çå®å ¨æ§æä¹æ ·ãé£ä¹æ¥ä¸æ¥ï¼å°ç¼å°±æ¥å大家ä¸èµ·äºè§£ä¸ä¸çæ¥é¢ç®¡çå½å®¶æ åã
ãã
ããæ¦å¿µ
ããçæ¥é¢ç®¡ä¹ç§°ç管ï¼æ¯ç¨é¢æ¿æ带é¢ç»è¿å·æ²æååçæ¥å¶æçé¢ç®¡ãçæ¥é¢ç®¡ç产工èºç®åï¼ç产æçé«ï¼åç§è§æ ¼å¤ï¼è®¾å¤èµå°ï¼ä½ä¸è¬å¼ºåº¦ä½äºæ ç¼é¢ç®¡ã20ä¸çºª30年代以æ¥ï¼éçä¼è´¨å¸¦é¢è¿è½§ç产çè¿ éåå±ä»¥åçæ¥åæ£éªææ¯çè¿æ¥ï¼çç¼è´¨éä¸ææé«ï¼çæ¥é¢ç®¡çåç§è§æ ¼æ¥çå¢å¤ï¼å¹¶å¨è¶æ¥è¶å¤çé¢å代æ¿äºæ ç¼é¢ç®¡ãçæ¥é¢ç®¡æçç¼çå½¢å¼å为ç´ç¼ç管åèºæç管ã
ãã
ããçæ¥é¢ç®¡éç¨çå¯ææ¯é¢æ¿æ带é¢ï¼å å ¶çæ¥å·¥èºä¸åèå为çç管ãçµç(çµé»ç)管åèªå¨çµå¼§ç管ãå å ¶çæ¥å½¢å¼çä¸åå为ç´ç¼ç管åèºæç管两ç§ãå å ¶ç«¯é¨å½¢ç¶åå为åå½¢ç管åå¼å(æ¹ãæç)ç管ãç管å å ¶æè´¨åç¨éä¸åèå为è¥å¹²åç§ã
ãã
ããæ å
ããGB/T3091-2001(ä½åæµä½è¾éç¨ééçæ¥é¢ç®¡)ã主è¦ç¨äºè¾éæ°´ãç ¤æ°ã空æ°ãæ²¹ååæçæ°´æè¸æ±½çä¸è¬è¾ä½ååæµä½åå ¶å®ç¨é管ãå ¶ä»£è¡¨æ质为ï¼Q235A级é¢ã
ãã
ããGB/T14291-2006(ç¿ç¨æµä½è¾éçæ¥é¢ç®¡)ã主è¦ç¨äºç¿å±±åé£ãææ°´ãè½´æ¾ç¦æ¯ç¨ç´ç¼çæ¥é¢ç®¡ãå ¶ä»£è¡¨æè´¨Q235AãB级é¢ãGB/T14980-1994(ä½åæµä½è¾éç¨å¤§ç´å¾çµçé¢ç®¡)ã主è¦ç¨äºè¾éæ°´ã污水ãç ¤æ°ã空æ°ãéæè¸æ±½çä½åæµä½åå ¶å®ç¨éãå ¶ä»£è¡¨æè´¨Q235A级é¢ã
ããGB/T12770-2002(æºæ¢°ç»æç¨ä¸éé¢çæ¥é¢ç®¡)ã主è¦ç¨äºæºæ¢°ã汽车ãèªè¡è½¦ãå®¶å ·ã宾é¦åé¥åºè£ 饰åå ¶ä»æºæ¢°é¨ä»¶ä¸ç»æ件ãå ¶ä»£è¡¨æè´¨0Cr13ã1Cr17ã00Cr19Ni11ã1Cr18Ni9ã0Cr18Ni11Nbçã
ããGB/T12771-1991(æµä½è¾éç¨ä¸éé¢çæ¥é¢ç®¡)ã主è¦ç¨äºè¾éä½åè èæ§ä»è´¨ã代表æ质为0Cr13ã0Cr19Ni9ã00Cr19Ni11ã00Cr17ã0Cr18Ni11Nbã0017Cr17Ni14Mo2çã
ããå¦æï¼è£ 饰ç¨çæ¥ä¸éé¢ç®¡(GB/T 18705-2002)ï¼å»ºçè£ é¥°ç¨ä¸éé¢çæ¥ç®¡æ(JG/T 3030-1995)ï¼ä½åæµä½è¾éç¨å¤§ç´å¾çµçé¢ç®¡(GB/T 3091-2001)ï¼ä»¥åæ¢çå¨ç¨çæ¥é¢ç®¡(YB4103-2000)ã
ããæ»ç»ï¼å¯¹äºä¸åæ å½¢ä¸çé¢ç®¡çæ¥è¦æ±ï¼çæ¥é¢ç®¡æä¸åçæ åãä¹æ以è¦æä¸åçæ åï¼æ¯å 为å¯æè¿æ ·åï¼æè½ä½¿çæ¥é¢ç®¡æè½æ大ç¨åº¦å°æ»¡è¶³å½å°ç使ç¨éæ±ãå æ¤ï¼åä½è¦äºè§£æ¸ æ¥ç¸å ³çæ åï¼ç¶ååæ ¹æ®ç使ç¨éæ±æ¥å¯¹é¢ç®¡è¿è¡çæ¥ãå®å ¨å¨äºå¤§å®¶ï¼æ ååå¨å¿ä¸ãå¸æ大家è½å¤éè§æ åãç¨å¥½æ åï¼æç §è§çæ¥é¢ç®¡å½å®¶æ åæ¥æ§è¡ã