NPT Threaded and Socket Welding Fittings
ANSI Standard 3000lbs
Fittings socket welding or NPT threaded, forged to ASTM A182, F304/304L or F316/316L, 3000lbs, white pickled, ANSI B16.11, hardness to NACE
MR0175-latest edition, IC to ASTM A262 E, certificate to EN 10204/3.1B
Page
39
FTE
FTE45
FTT
FTCO
40
FTHCO
FTRCO
FTCAP
FTHHP
41
FTU
FTBU
FTHN
42
FBOR
FTOR
FSOR
43
FSE
FSE45
FST
FSCO
44
FSHCO
FSRCO
FSCAP
FSU
37
Threads
The internal and the external «NPT» threads are tapered. The thread is
standardized under ANSI/ASME B1.20.1. All the forged fittings to ANSI
B16.11 are supplied with «NPT» threads (type C) or with socket welding
ends.
ANSI/ASME B1.20.1
38
NPT Threaded Fittings
ASTM A182 3000lbs ANSI B16.11 / BS 3799
Material: AISI 304/304L or AISI 316/316L
90 Deg Elbow
45 Deg Elbow
FTE
FTE45
Order example:
Order example:
● = FTE-316L-1-3000
Nom. pipe A
size
mm
D
mm
G
mm
Weight
~ kg/pce
/4″
/8″
1
/2″
3
/4″
20.6
24.6
28.6
33.3
25.4
33.3
38.1
46.0
3.30
3.51
4.09
4.27
0.14
0.27
0.40
0.63
●
●
●
●
●
●
●
●
1″
11/4″
11/2″
2″
38.1
44.5
50.8
60.3
55.6
61.9
75.4
84.1
4.98
5.28
5.54
6.05
1.10
1.22
2.35
3.30
●
●
●
●
●
●
●
●
1
3
AISI AISI
304L 316L
Tee
● = FTE45-316L-1-3000
Nom. pipe A
size
mm
D
mm
G
mm
Weight
~ kg/pce
/4″
/8″
1
/2″
3
/4″
19.1
22.2
25.4
28.4
25.4
33.3
38.1
46.0
3.30
3.51
4.09
4.27
0.14
0.25
0.32
0.51
●
●
●
●
1″
11/4″
11/2″
2″
33.3
34.9
42.9
43.7
55.6
61.9
75.4
84.1
4.98
5.28
5.54
6.05
0.85
1.00
1.85
3.00
●
●
●
●
1
3
Full Coupling
FTT
FTCO
Order example:
Order example:
● = FTT-316L-2-3000
Nom. pipe A
size
mm
D
mm
B
mm
/4″
/8″
1
/2″
3
/4″
24.6
28.6
33.3
38.1
25.4
33.3
38.1
46.0
8.13
9.14
10.92
12.27
0.19
0.39
0.52
0.83
●
●
●
●
1″
11/4″
11/2″
2″
44.5
50.8
60.3
63.5
55.6
61.9
75.4
84.1
14.73
17.02
17.78
19.05
1.38
1.66
3.12
4.00
●
●
●
●
1
3
AISI
316L
Weight
~ kg/pce
AISI AISI
304L 316L
● = FTCO-316L-1/4-3000
Nom. pipe L
size
mm
D
mm
B
mm
●
●
●
●
/4″
/8″
1
/2″
3
/4″
34.9
38.1
47.6
50.8
19.1
22.2
28.6
34.9
8.13
9.14
10.92
12.70
0.05
0.06
0.14
0.20
●
●
●
●
●
●
●
●
●
●
●
●
1″
11/4″
11/2″
2″
60.3
66.7
79.4
85.7
44.5
57.6
63.5
76.2
14.73
17.02
17.78
19.05
0.40
0.70
1.00
1.90
●
●
●
●
●
●
●
●
1
3
Weight
~ kg/pce
AISI AISI
304L 316L
39
NPT Threaded Fittings
ASTM A182 3000lbs ANSI B16.11 / BS 3799
Material: AISI 304/304L or 316/316L
Half Coupling
Reducing Coupling
FTHCO
FTRCO
Order example:
Order example:
● = FTHCO-316L-1/4-3000
Nom. pipe L
size
mm
D
mm
B
mm
/4″
/8″
1
/2″
3
/4″
17.4
19.1
23.8
25.4
19.1
22.2
28.6
34.9
8.13
9.14
10.92
12.70
0.03
0.05
0.07
0.10
●
●
●
●
1
1″
11/4″
11/2″
2″
30.2
33.3
39.7
42.9
44.5
57.2
36.5
76.2
14.73
17.02
17.78
19.05
0.20
0.32
0.50
0.95
●
●
●
●
1
3
Weight
~ kg/pce
AISI
316L
● = FTRCO-316L-1/2-1/4-3000
End Cap
Nom. pipe
size
L
mm
D
mm
Weight
~ kg/pce
/2 x 1/4″
/4 x 1/2″
1 x 1/2″
1 x 3/4″
47.6
50.8
60.3
60.3
28.6
34.9
44.5
44.5
0.14
0.20
0.40
0.40
●
●
●
●
11/4 x 1″
11/2 x 1″
11/2 x 11/4″
2 x 11/2″
66.7
79.4
79.4
85.7
57.2
63.5
63.5
76.2
0.70
1.00
1.10
1.90
●
●
●
●
3
Hexagon Head
Male Plug
FTCAP
FTHHP
Order example:
Order example:
● = FTHHP-316L-1/4-3000
● = FTCAP-316L- /4-3000
1
Nom. pipe L
size
mm
D
mm
G
mm
Weight
~ kg/pce
/4″
/8″
1
/2″
3
/4″
25.4
25.4
31.8
36.5
19.1
22.2
28.6
34.9
4.76
4.76
6.35
6.35
0.05
0.06
0.12
0.19
●
●
●
●
1″
11/4″
11/2″
2″
41.3
44.5
44.5
47.6
44.5
57.2
63.5
76.2
9.53
9.53
11.11
12.70
0.35
0.56
0.75
1.45
●
●
●
●
1
3
40
AISI
316L
AISI
316L
Nom. pipe B
size
mm
N
mm
C
mm
Weight
~ kg/pce
/4″
/8″
1
/2″
3
/4″
15.0
16.0
20.0
21.0
16.0
18.0
22.0
27.0
6.0
8.0
8.0
10.0
0.03
0.05
0.08
0.15
●
●
●
●
1″
11/4″
11/2″
2″
25.0
26.0
26.0
27.0
35.0
45.0
51.0
64.0
10.0
14.0
16.0
18.0
0.25
0.50
0.65
1.10
●
●
●
●
1
3
AISI
316L
NPT Threaded Fittings
ASTM A182 3000lbs ANSI B16.11 / BS 3799
Material: AISI 304/304L or 316/316L
Union
Hexagon Bushing
6000lbs (= 3000lbs)
FTU
FTBU
Order example:
Order example:
● = FTBU-316L-1/2-1/4-6000
● = FTU-316L-1-3000
Nom. pipe
size
L
mm
N
mm (min.)
/4″
/8″
1
/2″
3
/4″
42.1
47.6
50.0
57.9
32
36
43
50
0.13
0.20
0.40
0.50
1″
11/4″
11/2″
2″
63.5
71.4
77.8
87.3
60
70
78
95
1.00
1.45
1.60
2.50
1
3
Weight
~ kg/pce
AISI
316L
Nom. pipe
size
B
mm
N
mm
C
mm
Weight
~ kg/pce
●
●
●
●
/2 – 1/4″
/4 – 1/2″
1 – 1/2″
1 – 3/4″
20.0
21.0
25.0
25.0
22.0
27.0
35.0
35.0
5.0
6.0
6.0
6.0
0.04
0.06
0.13
0.14
●
●
●
●
●
●
●
●
11/4 – 1″
11/2 – 1″
11/2 – 11/4″
2 – 11/2″
26.0
26.0
26.0
27.0
45.0
51.0
51.0
64.0
7.0
8.0
8.0
9.0
0.32
0.35
0.38
0.60
●
●
●
●
1
3
AISI
316L
Hexagon Nipples
FTHN
Order example:
● = FTHN-316L-3/8-3000
Nom. pipe
L
size
mm (min.)
N
mm
Weight
~ kg/pce
/4″
/8″
1
/2″
3
/4″
36
40
48
52
16
17
22
27
0.03
0.06
0.09
0.12
●
●
●
●
1″
11/4″
11/2″
2″
60
68
70
71
36
46
50
63
0.17
0.29
0.34
0.55
●
●
●
●
1
3
AISI
316L
41
Outlets
ASTM A182 3000lbs
Material: AISI 316/316L
Butt-Weld
Outlet Sch. 40s/80s
Threaded
Outlet
FBOR
FTOR
Order example:
Order example:
● = FBOR-316L-1/2-21/2-36
Outlet x runpipe
Weight
~ kg/pce
/2 x 2 1/2 - 36″
/4 x 2 1/2 - 36″
1 x 3 - 5″
0.10
0.17
0.25
11/4 x 3 - 5″
11/2 x 31/2 - 5″
2 x 31/2 - 5″
0.40
0.46
0.75
1
3
AISI
316L
3
/2 x 2 1/2 - 36″
/4 x 2 1/2 - 36″
1 x 3 - 5″
0.12
0.24
0.38
●
●
●
11/2 x 31/2 - 5″
2 x 31/2 - 5″
0.66
0.95
●
●
1
●
●
●
●
●
●
●
●
Order example:
● = FSOR-316L-1-3-5
Weight
~ kg/pce
AISI
316L
3
/2 x 2 1/2 - 36″
/4 x 2 1/2 - 36″
1 x 3 - 5″
0.13
0.24
0.37
●
●
●
11/2 x 31/2 - 5″
2 x 31/2 - 5″
0.65
1.02
●
●
42
Weight
~ kg/pce
AISI
316L
FSOR
1
Outlet x runpipe
AISI
304L
Socket Weld
Outlet Sch. 40s/80s
Outlet x runpipe
● = FTOR-316L-1/2-21/2-36
Socket Welding Fittings
ASTM A182 3000lbs ANSI B16.11 / BS 3799
Material: AISI 304/304L or AISI 316/316L
90 Deg Elbow
45 Deg Elbow
FSE
FSE45
Order example:
Order example:
● = FSE-316L-1-3000
Nom.
pipe B
size mm
/4″
/8″
1
/2″
3
/4″
1
3
Depth
of
C
socket mm
14.10 9.53
17.53 9.53
21.72 9.53
27.05 12.70
1″ 33.78
11/4″ 42.55
11/2″ 48.64
2″ 61.11
12.70
12.70
12.70
15.88
G
mm
D
mm
A Weight AISI AISI
mm ~ kg/pce 304L 316L
● = FSE45-316L-1-3000
Nom.
pipe B
size mm
Depth
of
C
socket mm
G
mm
D
mm
A Weight AISI AISI
mm ~ kg/pce 304L 316L
3.30
3.51
4.09
4.27
3.02 8.86 11.11 0.09
3.20 12.14 13.49 0.13
3.73 15.42 15.88 0.25
3.91 20.55 19.05 0.32
●
●
●
●
●
●
●
●
1
/4″
/8″
1
/2″
3
/4″
14.10 9.53
17.53 9.53
21.72 9.53
27.05 12.70
3.30
3.51
4.09
4.27
3.02 8.86 7.94 0.08
3.20 12.14 7.94 0.13
3.73 15.42 11.11 0.18
3.91 20.55 12.70 0.30
●
●
●
●
●
●
●
●
4.98
5.28
5.54
6.05
4.55
4.85
5.08
5.54
●
●
●
●
●
●
●
●
1″
11/4″
11/2″
2″
33.78
42.55
48.64
61.11
4.98
5.28
5.54
6.05
4.55
4.85
5.08
5.54
●
●
●
●
●
●
●
●
26.26
34.67
40.51
52.12
22.23
26.99
31.75
38.10
0.52
0.86
1.12
1.80
Tee
3
12.70
12.70
12.70
15.88
26.26
34.67
40.51
52.12
14.29
17.46
20.64
25.40
0.45
0.75
0.90
1.30
Coupling
FST
FSCO
Order example:
Order example:
● = FST-316L-1-3000
Nom.
pipe B
size mm
Depth
of
C
socket mm
G
mm
D
mm
A Weight AISI AISI
mm ~ kg/pce 304L 316L
● = FSCO-316L-1/4-3000
Nom.
pipe
size
B
mm
Depth
of
socket
C
mm
D
mm
E
mm
Weight AISI AISI
~ kg/pce 304L 316L
/4″
/8″
1
/2″
3
/4″
14.10 9.53
17.53 9.53
21.72 9.53
27.05 12.70
3.30
3.51
4.09
4.27
3.02 8.86 11.11 0.11
3.20 12.14 13.49 0.16
3.73 15.42 15.88 0.34
3.91 20.55 19.05 0.41
●
●
●
●
●
●
●
●
1
/4″
/8″
1
/2″
3
/4″
14.10 9.53
17.53 9.53
21.72 9.53
27.05 12.70
3.30
3.51
4.09
4.27
8.86
12.14
15.42
20.55
6.35
6.35
9.53
9.53
0.05
0.10
0.14
0.20
●
●
●
●
●
●
●
●
1″
11/4″
11/2″
2″
33.78
42.55
48.64
61.11
4.98
5.28
5.54
6.05
4.55
4.85
5.08
5.54
●
●
●
●
●
●
●
●
1″
11/4″
11/2″
2″
33.78
42.55
48.64
61.11
4.98
5.28
5.54
6.05
26.26
34.67
40.51
52.12
12.70
12.70
12.70
19.05
0.30
0.45
0.60
0.95
●
●
●
●
●
●
●
●
1
3
12.70
12.70
12.70
15.88
26.26
34.67
40.51
52.12
22.23
26.99
31.75
38.10
0.65
0.95
1.33
2.20
3
12.70
12.70
12.70
15.88
43
Socket Welding Fittings
ASTM A182 3000lbs ANSI B16.11 / BS 3799
Material: AISI 304/304L or 316/316L
Half Coupling
Reducing Coupling
FSHCO
FSRCO
Order example:
Order example:
● = FSHCO-316L-1-3000
Nom.
pipe B
size mm
Depth
of
socket
C
mm
D
mm
E
Weight AISI AISI
mm ~ kg/pce 304L 316L
● = FSRCO-316L-3/8-1/4-3000
Nom.
pipe
size
B
B1
A
A1
mm socket mm mm
C
mm
D
mm
E
Weight AISI
mm ~ kg/pce 316L
/4″
/8″
1
/2″
3
/4″
14.10 9.53
17.53 9.53
21.72 9.53
27.05 12.70
3.30
8.86 15.88
3.51 12.14 17.46
4.09 15.42 22.23
4.27 20.55 23.81
0.06
0.11
0.15
0.21
●
●
●
●
●
●
●
●
3
/8 - 1/4″
/2 - 3/8″
3
/4 - 1/2″
1 - 3/4″
17.53
21.72
27.05
33.78
14.10
17.53
21.72
27.05
10 10
10 10
12.7 9.5
12.7 12.7
3.51 8.86 6.35
4.09 12.14 9.53
4.27 15.42 12.70
4.98 20.55 12.70
0.08
0.12
0.20
0.30
●
●
●
●
1″
11/4″
11/2″
2″
33.78
42.55
48.64
61.11
4.98 26.26 28.58
5.28 34.67 30.16
5.54 40.51 31.75
6.05 52.12 41.28
0.35
0.50
0.65
1.10
●
●
●
●
●
●
●
●
11/4 - 1″
11/2 - 1″
11/2 - 11/4″
2 - 11/2″
42.55
48.64
48.64
61.11
33.78
33.78
42.55
48.64
13 10
13 10
13 10
15.9 12.7
5.28
5.54
5.54
6.05
0.40
0.50
0.55
0.95
●
●
●
●
1
3
12.70
12.70
12.70
15.88
Cap
1
26.26
34.67
34.67
40.51
12.70
12.70
12.70
22.23
Union
FSCAP
FSU
Order example:
Order example:
● = FSCAP-316L-1-3000
Nom. pipe
size
B
mm
Depth of
socket
L
mm
Weight
~ kg/pce
AISI
316L
/4″
/8″
1
/2″
3
/4″
14.10
17.53
21.72
27.05
11.11
11.11
12.70
14.29
19.05
19.05
22.23
25.40
0.06
0.07
0.14
0.16
●
●
●
●
1″
11/4″
11/2″
2″
33.78
42.55
48.64
61.11
15.88
17.46
19.05
22.23
26.99
30.16
31.75
38.10
0.30
0.45
0.55
1.00
●
●
●
●
1
3
44
● = FSU-316L-1-3000
Nom.
pipe
size
B
mm
Depth
of
socket
/4″
/8″
1
/2″
3
/4″
14.10
17.53
21.72
27.05
9.53
9.53
9.53
12.70
37
37
38
46
32
36
41
50
0.20
0.35
0.40
0.45
●
●
●
●
●
●
●
●
1″
11/4″
11/2″
2″
33.78
42.55
48.64
61.11
12.70
12.70
12.70
15.88
52
54
56
68
60
70
78
95
1.00
1.30
1.70
3.00
●
●
●
●
●
●
●
●
1
3
L
W
mm min. mm min.
Weight
~ kg/pce
AISI AISI
304L 316L
Photo by MEGA, ITALY
45
46