WRC и Шеффлера диаграммы

WRC (Welding Research Council) Д
г 1992
Д
г Шффл / Д
г ДЛог
30
28
26
Austenite
Nickel equivalent = %Ni + 30x%C + 0.5x%Mn
24
0%
22
ite
rr
Fe
5%
%
10
20
18
%
20
16
%
40
A+M
14
A+F
80 %
12
10
100 %
Martensite
8
A+M+F
6
4
F
+
M
2
0
0
M+F
2
4
6
8
10
12
14
Ferrite
16
18
20
22
24
26
28
30
32
34
36
38
40
Chromium equivalent = %Cr + %Mo + 1.5x%Si + 0.5x%Nb + 2x%Ti (A. L. Schaeffler, Metal Progress, Nov. 1949, Page 680, 680-B)
21
Nickel equivalent = %Ni + 30x%C + 30x%N + 0.5x%Mn
20
Ferrite number
(Delong-AWS)
19
Austenite
0
18
2
4
17
6
8
16
10
Ferrite
%
12
14
15
0%
2%
Sch
a
A + effler
Ml
ine
14
13
4%
12
16
18
6% %
7.6 %
9.2 7 %
.
10 .3 %
12 .8 %
13
Austenite
+ ferrite
11
10
16
17
18
19
20
21
22
23
24
25
26
Chromium equivalent = %Cr + %Mo + 1.5x%Si + 0.5x%Nb (W. T. DeLong,Welding Journal, July 1974, Pages 273-s to 286-s)
27