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dn0*ī*۸

   ڣ2020-5-26 14:59:08   ߣɽ޹˾
ţdn1200*ұ׼ī*۸
dn1200  
 
ʹҪ༭
1ۿڹ۵׿ӦʽƣB=D1+2(b1+b2) ʽУBܵ۵ײĿڿ(mm) D1ܵṹԵ(mm) b1ܵһĹ(mm) b2ܵһ֧ſ(mm)
2֧Űչʡˮ۶桢غؽƣҪι̿ɿԤ֧Ų谭¹ܺȹܡ
3 Tͽӿڹܵڴֱˮƽת䴦Ӧ֧աӦܾתǡѹؾȷ֧ճߴ硣
4ˮʱܵӦȾشʱӦ÷ʩ
5вӵīܵؾ֧գμ ׼ͼ03SS505Խӿڹˮ֧ܵա
6īܵͿӦշܵصѡпͻͿҪͿ㡣
7ܵװꡢѹϸõˮϴ0.03%ˮҺ ɽ޹˾ ߾ ༭Ʒ GB/T ˮȼܵīܡܼ͸ GB/T 17457-1998 īˮɰķIJͨҪ GB/T 17458-1998 īˮɰķIJ°ɰijɷּ GB/T 17459-1998 īͿ GB/T 17456 īп GB/T 17219-1998 ˮˮ豸ϵİȫ۹̡ˮˮůʩչ淶GB50242-2002 ͼ 10S505Խӿڹˮ֧ܵաѡý
1īܲĵѡӦշؾѡֱ벿Ľӿʽ
2ȦͨѡNBRREPDMʲġ
3Ϳѡ񣺰ʹʱڡⲿѡʺ͵Ϳ㡣ͿΪ֬۰Ϳ㡢PE ĤͿī²ƷѡʱӦϸ˽ܡ  
 
 
 

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