 ??? 0 ????? 304%B2%BB%D0%E2%B8%D6%B9%DC ?? ??????? ??????????? ?????????? |
| ?????108??5???ú????????????? |
| ?????108??5???ú?????????????
?????108??5???ú?????????????
?????????(GB/T8162-1999)?????????????GB8162-1999?????????????????????GB8162-1999????????仯???￡?
??????????????????????
??????????2008-08-19???? 2009-04-01??
?????????????????:[(??-???)*???]*0.02466=kg/??(????????)
?????????????????
??????????????????????????
??????????????????б???
????????????????????
???????????????????
??????... |
| http://www.zebwoc.cn/shownewsX.asp?id=3509 - 2022/10/1 8:12:04 - |
| ??????5.5С???????? ???С???????? |
| ??????5.5С???????? ???С????????
??????5.5С?????????????????????????
???С????????
8??1
0.174
28??3
1.868
60??5
6.850
8??1.5
0.243
30??2
1.395
63.5??4
5.929
10??1
0.224
30??2.5
1.713
70??3.5
5.798
10??1.5
0.318
30??3
2.018
76??4 ... |
| http://www.zebwoc.cn/shownewsX.asp?id=3508 - 2022/9/29 12:41:00 - |
| 150*10??????????? 50??????? |
| 150*10?????????????? 50???????
150*10???????????????????0635-8878611?????????
50???????
??????d(???)
???????? kg/m
??????d(???)
????????kg/m
???
???
5.5
0.186
13
1.04
6
0.222
14
1.21
6.5
0.26
15
1.39
7
0.302
16
1.58
8
0.3... |
| http://www.zebwoc.cn/shownewsX.asp?id=3507 - 2022/9/28 13:09:56 - |
| ???232*10??20?????????? |
| ???232*10??20??????????
232*10??20??????????
232*10
325*14
377*26
402*37
219*18
325*16
377*30
402*38
245*12
325*18
377*32
402*40
245*14
325*36
377*36
402*42
245*30
325*38
377*38
406*30
245*38
325*40
377*40
406*32
... |
| http://www.zebwoc.cn/shownewsX.asp?id=3506 - 2022/9/27 13:38:52 - |
| ???133*8??20??? ????????е?????? |
| ???133*8??20????????е??????
133*8??20????????е??????
20???20????????????????0.2%???????????
???п????????????????????
?????????--????????С??0.25%??
?????????--??????????0.25??0.60%???
?????????--???????????0.60%??
???????г??????(C)??????????????????????(Si)(???????0.40%),??(Mn)(???????0.80%,?????1.20%)????????,??????????????(??????????)??
???????к????????2.1%?????????????2.1%... |
| http://www.zebwoc.cn/shownewsX.asp?id=3505 - 2022/9/27 10:07:48 - |
| ??????550*30???????????????????? |
| ??????550*30????????????????????
550*30???????????????????????????????
510*22
520*30
530*28
540*55
580*50
630*40
510*25
520*40
530*30
540*60
580*55
630*50
510*28
520*35
530*35
540*65
580*65
630*55
510*30
520*45
530*40
550*20
610*20
... |
| http://www.zebwoc.cn/shownewsX.asp?id=3504 - 2022/9/26 10:36:44 - |
| ???????????????? ?????????????????? |
| ???????????????? ??????????????????
?????????????? ????????????????
????-?????????0.02491=KG/M???????????
?????????????????????
??????????????????????????????????????????
??????????????????????
( ???X4??3.14-???X???X0.02491=KG/M???????????
??????
?г??? / Э???
???????
???????? 20000MT
??????
?????????? / ??? / Э????
??
OD6.0??OD830 ?? mm ?? ... |
| http://www.zebwoc.cn/shownewsX.asp?id=3503 - 2022/9/25 11:05:40 - |
| ??????????dn800???12MM???????????? |
| ??????????dn800???12MM????????????
????????dn800???12MM???????5800?
???
???????
???(mm)
4?????
DN15
21
6?????
DN20
26
1?????
DN25
32
1.2?????
DN32
42
1.5?????
DN40
48
2?????
DN50
60
2.5?????
DN65
76??73
3?????
DN80
89
4?????
D... |
| http://www.zebwoc.cn/shownewsX.asp?id=3502 - 2022/9/24 11:34:36 - |
| ????????/????????????/?????????? |
| ????????/????????????/???????????
??????
??????d(???)
???????? kg/m
??????d(???)
????????kg/m
???
???
5.5
0.186
13
1.04
6
0.222
14
1.21
6.5
0.26
15
1.39
7
0.302
16
1.58
8
0.395
17
1.78
9
0.499
18... |
| http://www.zebwoc.cn/shownewsX.asp?id=3501 - 2022/9/23 12:03:32 - |
| ??dn?????????? ???????????????? |
| ??dn?????????? ????????????????
dn????????
???????????????????????????????????????????????????????????D???????????????????????????????108????????????5MM????D108*5??????????????????????De63,?????????????????????????п???????DN???????????????????ù?????????????????????????????????????????????漲????????????????????????????????????????????????????????????????????????????磺????????100MM?????????102*5??108*5??ü????108??????????5???????... |
| http://www.zebwoc.cn/shownewsX.asp?id=3500 - 2022/9/22 12:32:28 - |
|
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??? ???? [69]
[70]
[71] ???? ??
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