42
WELDING GASES
25°C
0°C
G
as
Numb
er
Shor
t
Name
Long Name
Absolut
e
Visc
osit
y
Densit
y
14.696 PSIA
Compr
essibilt
y
14.696 PSIA
Absolut
e
Visc
osit
y
Densit
y
14.696 PSIA
Compr
essibilt
y
14.696 PSIA
23
C-2
2% C
O2 / 98% A
r
224.71480
1.63727
0.9993165
208.673
1.7877
0.998993
22
C-8
8% C
O2 / 92% A
r
220.13520
1.64749
0.9991624
204.199
1.7989
0.9987964
21
C-10
10% C
O2 / 90% A
r
218.60260
1.65091
0.9991086
202.706
1.8027
0.9987278
140
C-15
15% C
O2 / 85% A
r
214.74960
1.65945
0.9989687
198.960
1.8121
0.9985493
141
C-20
20% C
O2 / 80% A
r
210.86960
1.66800
0.9988210
195.198
1.8215
0.9983605
20
C-25
25% C
O2 / 75% A
r
206.97630
1.67658
0.9986652
191.436
1.8309
0.9981609
142
C-50
50% C
O2 / 50% A
r
187.53160
1.71972
0.9977484
172.843
1.8786
0.9969777
24
C-75
75% C
O2 / 25% A
r
168.22500
1.76344
0.9965484
154.670
1.9271
0.995401
25
He
-25
25% He / 75% A
r
231.60563
1.26598
0.9996422
216.008
1.3814
0.9999341
143
He
-50
50% He / 50% A
r
236.15149
0.89829
0.9999188
220.464
0.9800
1.00039
26
He
-75
75% He / 25% A
r
234.68601
0.53081
1.0001954
216.937
0.5792
1.000571
144
He
-90
90% He / 10% A
r
222.14566
0.31041
1.0003614
205.813
0.3388
1.00057
27
A1025
90% He / 7.5% A
r / 2.5% C
O2
214.97608
0.31460
1.0002511
201.175
0.3433
1.000556
28
Star29
Star
gon CS 90% A
r /
8% C
O2 / 2% O2
219.79340
1.64099
0.9991638
203.890
1.7918
0.998798