, | , | , % | , % | , | , / 2 | KV, ( ) | |
-40 -20 | KCU KCU KCV | - - |
, %
, % | ||||
≤ 0,12 | 0,35-0,70 | 0,15-0,30 | 0,035 | 0,035 |
, , :
I = ×d,
- , 50 /; d=6 .
I =300,
(L, ) :
L = 0,5×(d + 2) = 4 .
(U, ) :
U = α + β×L=18 ,
α=10, β=2.
, , :
Q = 10-3×l×F×γ=337,27,
l − (), F (2), γ , γ = 7,8 /3.
, , ( ) :
t = Q/Ι×α=0,11,
Q (), I (), α (/×), (. 3 ).
() :
T = t/=0,22,
t - (), ( = 0,5÷0,7).
Q () , :
Q = 10-3×γ×π×d2×(l l)×n/4=352,68,
γ − ( γ = 7,8 /3), d (), l− (), l − (), ( l = 50 ), n=4 ( , ).
ψ (%), :
ψ = 102×(Q Q)/Q=4,4,
Q − (), Q − ().
V (/) :
V = 10-3×l/t=4,09,
l (), t − ().
() :
= I×U×t=594,
I − (), U− (), t − ().
:
. = + n/20 + Si/24 + Ni/15 + Cr/10 +Mo/10 + V/10 + Cu/13=0,3,
, Mn, Si, Ni, Cr, Mo, V, Cu .
92 19281-89
|
|
C | Si | Mn | Ni | S | P | Cr | N | Cu | As |
0.12 | 0.5 - 0.8 | 1.3 - 1.7 | 0.3 | 0.04 | 0.035 | 0.3 | 0.008 | 0.3 | 0.08 |
. ≤ 0,3%, . .
1
- | σ, | s, | ℓ, | |
092 | 11,0 | |||
3 | 4,0 | |||
6,0 | ||||
20 | 2,5 | |||
3,0 | ||||
15* | 3,5 | |||
3 | 4,0 | |||
16 | 5,0 | |||
08 | 5,0 | |||
092* | 5,5 | |||
122* | 6,0 | |||
14 | 6,5 | |||
15 | 8,0 | |||
16* | 7,5 | |||
122 | 8,0 | |||
142* | 8,5 | |||
20 | 9,0 | |||
122 | 9,5 | |||
18* | 10,0 | |||
162 | 10,5 | |||
152 | 11,0 | |||
162 | 11,5 | |||
092* | 12,0 | |||
20 | 12,5 | |||
10 | 13,0 | |||
171 | 13,5 | |||
4 | 14,0 | |||
102* | 14,5 | |||
25* | 15,0 | |||
142 | 15,5 | |||
1021* | 16,0 |
*
2
34 | (s 460 ) |
42 | |
46 | |
50 | (s 550 ) |
55 | |
42 | |
46 | |
50 | |
60 | |
70 | (s 600 ) |
85 | |
100 | |
145 | |
- | |
- | |
- | |
- | |
- | |
-5 | |
-13 | ( ) |
-17 | |
-25 | |
-28 | |
-1 | ( ), |
-1 | ( ), |
3
d, | α, /× | ||
42 | -23 -4 -2 -6 | 2; 3 3; 4 2; 2,5; 3 4; 5 | 8,5 9,5 |
42 | -13/45 -11 | 2; 2,5; 3; 4; 5 3; 4; 5 | 8,5 |
46 | -4 -6 -3 -21 | 3; 4; 5 3; 4; 5; 6 3; 4; 5; 6 3; 4; 5 | 8,5 7,5 8,5 |
46 | -48 -22 -13/55 | 2,5; 3; 4; 5; 6 3; 4; 5; 6 3; 4; 5 | 9,5 |
50 | -4 | 3; 4 | 9,5 |
50 | -13/55 -11 -50 | 2; 2,5; 3; 4; 5 3; 4; 5 4; 5 | 9,5 |
55 | -13/55 | 4; 5; 6 | |
60 | -60 -13/65 -24 | 5; 6 2; 2,5; 3; 4; 5 3; 4 | 9,5 9,5 |
70 | -75 | ||
85 | -13/85 -3 2; -85 | 2; 2,5; 3; 4; 5 2,5; 3; 4; 5 3; 4 | 9,5 9,5 |
100 | -1 2; | 2,5; 3; 4; 5 | 8,5 |
|
|
4
s, | 1,52,0 | 2,54,0 | 4,57,0 | 7,510,0 | 10,0 |
d, | |||||
, / | |||||
l, |
5
σ, | δ, % | KCU, /2 | |
38 | 0,3 | ||
42 | 0,8 | ||
42 | 1,5 | ||
46 | 0,8 | ||
46 | 1,4 | ||
50 | 0,7 | ||
50 | 1,3 | ||
55 | 1,2 | ||
60 | 1,0 | ||
70 | 0,6 | ||
85 | 0,5 | ||
100 | 0,5 | ||
125 | 0,4 | ||
150 | 0,4 |
6
s, | 1,05,0 | 5,58,0 | 8,510,0 | 10,514,0 | 14,516,0 |
7
s, | ||||||
34 | -1 | , | ||||
42 | -5 | , | ||||
-2 | , | |||||
-3 | , | |||||
42 | -13/45 | |||||
-1/45 | , | |||||
46 | -6 | |||||
46 | -138/45 | |||||
50 | -3 | |||||
50 | -13/55 | |||||
-1/55 | , | |||||
55 | -13/55 | , | ||||
60 | -13/65 | |||||
70 | -70 | |||||
85 | -13/85 | |||||
100 | -19-63 | |||||
145 | 1 | - | ||||
- | -27 | |||||
-5 | -17-63 | |||||
-13 | 1013 | , | ||||
-17 | 1017 | |||||
-1 | -17 |