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??? 0 ????? %B2%BB%D0%E2%B8%D6%B9%DC%BC%DB%B8%F1 ?? ??????? ??????????? ?????????? ???????????48????????????ж???|48??????????????????? ???????????48????????????ж???|48??????????????????? ????????48????????7????????????(48-3)*3*0.02466*7=23.3???? 48?????????????? ??(????) ??  ??????? 1.5 1.6 1.8 2.0 2.2 2.5 2.8 3.0 3.2 ?? ?? ?? ?? ??????/??? 45 1.61 1.71 1.91 2.12 2.32 2.62 2.91 3.11 3.31 48 ... http://m.zebwoc.cn/shownewsX.asp?id=1769 - 2018/1/29 11:16:04  -  ??????????Σ?????????????????????????????? ??????????Σ??????????????????????????????   ??Σ?????????????????????????????? ??(????) ??  ??????? 0.25 0.30 0.40 0.50 0.60 0.80 1.0 1.2 1.4 ?? ?? ?? ?? ??????/??? 5 0.0292 0.0348 0.0454 0.055 0.065 0.083 0.099 0.112 0.124 6 0.0354 0.0421... http://m.zebwoc.cn/shownewsX.asp?id=1768 - 2018/1/28 11:45:00  -  ???????????????-?????????????? ???????????????-??????????????   ?????????   ????? ??  ?? ??????? ???Χ ASTM A53 Grade A, Grade B ??????????п????? 0.405-26 inch10.3-660 mm ASTM A106 Grade A, Grade B, Grade C ?????????????? NPS1/8-NPS48DN6-DN1200 ASTM A161 Low Carbon Steel (LC), Grade T1 ... http://m.zebwoc.cn/shownewsX.asp?id=1767 - 2018/1/27 12:13:56  -  ??????---????????????? ??????---?????????????     ????? ??  ?? ??????? ???Χ EN 10208 L210GA, L235GA, L245GA, L290GA, L360GAL245NB, L290NB, L360NB, L415NB,L360QB, L415QB, L450QB, L485QB, L555QB ????????????? 33.7-1626mm EN 10210 S235JRH, S275J0H, S275J2H, S275NH, S275NLH,S355J0H, ... http://m.zebwoc.cn/shownewsX.asp?id=1766 - 2018/1/26 12:42:52  -  ???????頓?±???????????  ???????頓?±???????????   ?±??????   ????? ??  ?? ??????? ???Χ DIN 1630 St37.4, St44.4, St52.4 ????????????? 10.2-660 mm DIN 2391-1 St30Si, St30Al, St35, St45, St52 ??????? 4-80 mm DIN 2440 St33.2 ?б??????????ù? 10.2-165.1 mm DIN 2441... http://m.zebwoc.cn/shownewsX.asp?id=1765 - 2018/1/25 13:11:48  -  ????????????????????? ?????????????????????     ????????     ?? ? ??  ?? ??????? ???Χ JIS G3429 STH38, STH55, STH67 ??????????????????   JIS G3439 STO-G, STO-H, STO-J, STO-N,STO-C, STO-D, STO-E ?????????????   JIS G3441 SCr 420TK, SCM415TK,SCM418TK, S... http://m.zebwoc.cn/shownewsX.asp?id=1764 - 2018/1/24 13:40:44  -  ????????-????????|2011??????????????? ????????-????????|2011??????????????? ????????????? ??? ????(t) ???? ??? ????(t) ???? ??? ????(t) ???? ??? ????(t) ???? 28*8  20 ???? 34*5 20 ???? 38*4.7 8 ???? 43*2 29 ???? 29*2.5  24 ???? 34*5.5 5 ???? 38*5 15 ???? 4... http://m.zebwoc.cn/shownewsX.asp?id=1763 - 2018/1/24 10:09:40  -  ?????????????????? ?????????????????? ???????? ??? ????(t) ???? ??? ????(t) ???? ??? ????(t) ???? ??? ????(t) ???? 28*8  20 ???? 34*5 20 ???? 38*4.7 8 ???? 43*2 29 ???? 29*2.5  24 ???? 34*5.5 5 ???? 38*5 15 ???? 43*3 24 ???? ... http://m.zebwoc.cn/shownewsX.asp?id=1762 - 2018/1/23 10:38:36  -  ?????????2011??1??17????????г???????? ?????????2011??1??17????????г???????? ??(????) ??  ??????? 8 8.5 9 9.5 10 11 12 13 14 15 ?? ?? ?? ?? ??????/??? 32 4.74 - - - - - - - - - 38 5.92 - - - - - - - - - 42 6.71 7.02 7.32 ... http://m.zebwoc.cn/shownewsX.asp?id=1761 - 2018/1/22 11:07:32  -  ??????·??????????33??????????? ????·????????33??????????? ??????????? ??(????) ??  ??????? 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 ?? ?? ?? ?? ??????/??? 32 1.82 2.15 2.46 2.76 3.05 3.33 3.59 3.85 4.09 4.32 4.53 38 2.19 2.59 2.98 3.35 3.72 4.... http://m.zebwoc.cn/shownewsX.asp?id=1760 - 2018/1/21 11:36:28  -  ??? ???? [243] [244] [245] ???? ??

???·???           45#?????????????????? 42CrMo????????????? ???????????????45#??? ?????г???????????? ??19????-?и????????????? ???????????к??????? ??????????????????????? ??????????????????????? ?????????????3960???? 5???????????г???????? ????????????????????? ????????????????ó?????    ???????           ???????????&nbs 20252 ASTM A2 15570 ??????????λ?????-???? 14638 ??????????  14482 dn???????????&nb 13963 ??????????|???????? 13202 ????????????|??? 13146 ??202??????????? 12676 ???????108*6??? 12651 ???????????|??? 12126 ??????????|???????? 12103 ????θ????????????|?? 12023 ???????????????|??? 11910 108*6?????1??? 11835 ??377????????- 11082 ????????????????? 10975 219*8.5??????? 10694 DN508*40??????? 10476