涓昏鏍囧噯:
DIN2391-94/C EN10305 DIN2445 DIN1630 DIN1629 ASTM A179 ASTM A106 JIS G3445
涓昏鏉愯川锛?
DIN2391-94/C EN10305 DIN2445 DIN1630 DIN1629 ASTM A179 ASTM A106 JIS G3445
浜よ揣鐘舵?侊細
NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR)
涓嬭浇鏂规硶: 灏嗛紶鏍囩Щ鑷虫枃妗i摼鎺ュ锛岀偣鍑婚紶鏍囧彸閿紝閫夋嫨鐩爣鍙﹀瓨涓?...鍗冲彲