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Tec. Information


 


ASTM A 815/A 790 WROUGHT FERRITIC & MARTENSITIC STAINLESS STEEL PIPE FITTINGS

ASTM
GRADE
C
Mn
Si
S
P
Cr
Ni
Mo
Other
Tensile
Psi(Mpa)
Yield
Strip/Round
Elongation
%
Hardn.
Brinell
Matl.
A815 WP 27
0.010
0.75
0.40
0.020
0.040
25-
27.5
0.50
0.75-
1.50
Cu-
0.20
65000-90000
450-600
40
275
20.0
190
FERRITIC
A815 WP 430
0.12
1.00
1.0
0.030
0.040
16-18
0.50
-
-
65000-90000
450-620
35
240
20.0
190
FERRITIC
A815 WP 446
0.20
1.5
0.75
0.030
0.040
23-30
0.50
-
Ni-10-
0.25
70000-95000
425-625
40
275
18.0
207
FERRITIC
A815 WP 410
0.15
1.00
1.0
0.030
0.040
11.5
13.5
0.50
-
-
65000-90000
425-655
30
205
20.0
207
MARKETINISTIC
A790
UNS S 31803
0.030
2.0
1.0
0.020
0.030
21.23
4.5
6.5
2.5-
3.0
N-0.08-0.20
90000-115000
620-795
65
450
25.0
290
FERRITIC
AUSTENITIC

ASTM A 350/A350 FORGED SOCKET WELD, SCREWED,
CARBON STEEL LOW-TEMPERATURE SERVICE PIPE FITTINGS

ASTM
GRADE
C
Mn
Si
S
P
Cr
Ni
Mo
Other
Tensile
Psi(Mpa)
Yield
Psi(Mpa)
Elongation
Strip?Round
Jutos.Av.MI
Matl.
A350 LF1
0.30
max.
1.35
max.
0.15
0.30
0.040
max.
0.035
max.
0.30
max.
0.40
max.
0.12
max.
Cu-0.4 max
Cb-0.02 max.
Va-0.3 max
60000-85000
(415-585)
30000
(205)
28/25
18/14
(-28.9°)
38
ALF2
0.30
max.
1.35
max.
0.15
0.30
0.040
max.
0.035
max.
0.30
max.
0.40
max.
0.12
max.
Cu-0.4 max
Cb-0.02 max.
Va-0.3 max
70000-95000
(485-655)
36000
(250)
22/30
20/16
(-45.6°)
30
A LF3
0.20
max.
1.90
max.
0.20
0.35
0.040
max.
0.035
max.
0.30
max.
3.25
3.75
0.12
max.
Cu-0.4 max
Cb-0.02 max.
Va-0.3 max
70000-95000
(485-655)
37.500
(260)
22/30
20/16
(-101.1°)
35
A LF5
0.30
max.
1.35
max.
0.20
0.35
0.040
max.
0.035
max.
0.30
max.
1.0
2.0
0.12
max.
Cu-0.4 max
Cb-0.02 max.
Va-0.3 max
CL.1 ksi (Mpa)
60000-85000(415-585)
CL 2 ksi (Mpa)
70000-95000
(485-655)
CL1 30(205)
CL2 37.5
(260)
CL1 28/25
CL.2 22/30
20/16
(CL1&2-59.4°)
CL 1.38
CL 2.35
A LF6
0.22
max.
1.15
max.
0.15
0.30
0.025
max.
0.025
max.
0.30
max.
0.40
max.
0.12
max.
Cu-0.4 max
Cb-0.02 max.
Va-0.4-0.11
Nit-0.01-0.03
CL.1 ksi (Mpa)
66000-91000(455-495)
CL 2 ksi (Mpa)
75000-10000
(515-655)
CL1/52 (360)
CL2/60 (415)
CL1 22/30
CL.2 20/28
CL.1-20/16
CL.2-27/20
(CL1&2-50°)
40
A LF9
0.20
max.
1.40
max.
-
0.040
max.
0.035
max.
0.30
max.
1.60
2.24
0.12
max.
Cu-0.75-1.25
Cb-0.02 max
Va-0.03
63000-88000
(435-605)
46000(315)
25/28
18/14
(-73.3°)
38

ASTM A 420/A420M WROUGHT CARBON STEEL LOW-TEMPERATURE SERVICE PIPE FITTINGS

A 420 WPL-6
0.30
max.
0.39
1.06
0.10
min.
0.030
max
0.030
max
-
-
-
-
60000-85000
(415-585)
35000
(240)
30/22 Long
16.5/12
Trans.
17.6/13.6
17.6/13.6
(-45°)
Impact Value
10° -45°
AWPL-9
0.20
max.
0.40
1.06
-
0.030
0.030
-
1.60
2.24
-
Cu-0.75-1.25
63000-88000
(435-610)
46000
(315)
28/20 Long
18/-Trans.
17.6/13.6
17.6/11.6
(-75°)
10° -45°
A WPL-3
0.20
max.
0.31
0.64
0.13
0.37
0.05
0.05
-
3.18
3.82
-
-
65000-90000
(450-620)
35000
(240)
30/22 Long
20/14 Trans.
17.6/13.6
17.6/13.6
(-100°)
150° -100°
AWPL-8
0.13
max.
0.90
max
0.13
0.37
0.030
0.030
-
8.40
9.60
-
-
100000-125000
(690-865)
75000
(515)
22/16
33.9/27.1
(195°)
320° -195°