????????????-20#С?????ι?????-45#??????????????
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GB/T3639------?й???????
GB/T8713------?й???????
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?????е???????????????????????????.
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10??20??35??45??
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??? |
?????? |
????/?(Y) |
????/??(R) |
??????????(T) |
?????????(MPa) |
????(%) |
?????????(MPa) |
????(%) |
?????????(MPa) |
????(%) |
?? |
10 |
412 |
6 |
373 |
10 |
333 |
12 |
20 |
510 |
5 |
451 |
8 |
432 |
10 |
35 |
588 |
4 |
549 |
6 |
520 |
8 |
45 |
647 |
4 |
628 |
5 |
608 |
7 |
45#???????????
19*2 |
28*2 |
34*4 |
42*3 |
52*6 |
62*2 |
75*2 |
81*12 |
19*2.5 |
28*2.5 |
34*5 |
42*4 |
53*2 |
62*3 |
75*3 |
82*4 |
19*3 |
28*3 |
34*6 |
42*6 |
53*3 |
62*4 |
75*4 |
82*6 |
19*3.5 |
28*3.5 |
35*2 |
45*2 |
53*4 |
62*6 |
75*6 |
82*8 |
20*2 |
28*4 |
35*2.5 |
45*3 |
53*6 |
64*2 |
75*8 |
82*12 |
20*2.5 |
29*2 |
35*3 |
45*4 |
55*2 |
64*3 |
76*2 |
83*4 |
20*3 |
29*3 |
35*4 |
45*6 |
55*3 |
64*4 |
76*3 |
83*6 |
21*2 |
29*4 |
35*5 |
46*2 |
55*4 |
64*6 |
76*4 |
83*8 |
21*3 |
30*2 |
35*6 |
46*3 |
55*6 |
65*2 |
76*6 |
83*12 |
21*4 |
30*2.5 |
36*2 |
46*4 |
57*2 |
65*3 |
76*8 |
85*4 |
22*2 |
30*3 |
36*2.5 |
48*2 |
57*3 |
65*4 |
78*2 |
85*6 |
22*3 |
30*4 |
36*3 |
48*3 |
57*4 |
65*6 |
78*3 |
85*8 |
22*4 |
30*5 |
36*4 |
48*4 |
57*6 |
68*2 |
78*4 |
85*12 |
23*2 |
|
38*2 |
|
58*2 |
|
78*6 |
|
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???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777
|