Concentric reducers, butt weld fittings

Concentric reducers, butt weld fittings

Tube, pipe, fittings and flanges

Concentric reducers, butt weld fittings

ASTM A403 / A815 ASME B16.9

Product code example:

●: FBRC-304L-2-1-10S
▲: FBRC-W316L-6-4-10S
●: FBRC-31803-2-1-10S

● = stock standard, made from seamless pipe
▲ = stock standard, made from welded pipe or plate

Nominal pipe size Sch.* Dimensions in mm Weight
ASTM
ASTM UNS UNS
in. D D1 t t1 H kg/pce 304/304L 316/316L S31803 S32750
3/4 x 1/2 10s
40s
80s
26.7
26.7
26.7
21.3
21.3
21.3
2.11
2.87
3.91
2.11
2.77
3.73
39.3
39.3
39.3
0.100
0.140
0.180
●/▲

-
●/▲
●/▲


-
-
-
-
1 x 1/2 10s
40s
80s
33.4
33.4
33.4
21.3
21.3
21.3
2.77
3.38
4.55
2.11
2.77
3.73
50.8
50.8
50.8
0.120
0.150
0.200
●/▲
●/▲
-
●/▲
●/▲


-
-
-
-
1 x 3/4 10s
40s
80s
33.4
33.4
33.4
26.7
26.7
26.7
2.77
3.38
4.55
2.11
2.87
3.91
50.8
50.8
50.8
0.130
0.160
0.220
●/▲
●/▲
-
●/▲
●/▲
●/▲
●/▲
-
-
-
1¼ x 1/2 10s
40s
42.2
42.2
21.3
21.3
2.77
3.56
2.11
2.77
50.8
50.8
0.103
0.132
-

-
-
-
-
-
1¼ x 3/4 10s
40s
80s
42.2
42.2
42.2
26.7
26.7
26.7
2.77
3.56
4.85
2.11
2.87
3.91
50.8
50.8
50.8
0.180
0.220
0.250


●/▲
●/▲
-


-
-
-
-
1¼ x 1 10s
40s
80s
42.2
42.2
42.2
33.4
33.4
33.4
2.77
3.56
4.85
2.77
3.38
4.55
50.8
50.8
50.8
0.180
0.220
0.270


-
●/▲
●/▲


-
-
-
-
1½ x 1/2 10s
40s
48.3
48.3
21.3
21.3
2.77
3.68
2.11
2.77
63.5
63.5
0.200
0.250

-
●/▲
●/▲
-
-
-
-
1½ x 3/4 10s
40s
80s
48.3
48.3
48.3
26.7
26.7
26.7
2.77
3.68
5.08
2.11
2.87
3.91
63.5
63.5
63.5
0.200
0.260
0.370
●/▲

-
●/▲
●/▲

-
-
-
-
-
1½ x 1 10s
40s
80s
48.3
48.3
48.3
33.4
33.4
33.4
2.77
3.68
5.08
2.77
3.38
4.55
63.5
63.5
63.5
0.200
0.260
0.340
●/▲
●/▲
-
●/▲
●/▲


-
-
-
-
1½ x 1¼ 10s
40s
80s
48.3
48.3
48.3
42.2
42.2
42.2
2.77
3.68
5.08
2.77
3.56
-4.85
63.5
63.5
63.5
0.210
0.280
0.360
●/▲

-
●/▲
●/▲

-
-
-
-
-
2 x 1/2 80s 60.3 21.3 5.54 3.73 76.2 0.380 - - -
2 x 3/4 10s
40s
60.3
60.3
26.7
26.7
2.77
3.91
2.11
2.87
76.2
76.2
0.250
3.370


-
-
-
-

2 x 1

10s
40s
80s
60.3
60.3
60.3
33.4
33.4
33.4
2.77
3.91
5.54
2.77
3.38
4.55
76.2
76.2
76.2
0.280
0.400
0.540
●/▲
●/▲
●/▲
●/▲


-


-
2 x 1¼ 10s
40s
60.3
60.3
42.2
42.2
2.77
3.91
2.77
3.56
76.2
76.2
0.300
0.440
●/▲
●/▲
●/▲

-
-
-
2 x 1½ 10s
40s
80s
60.3
60.3
60.3
48.3
48.3
48.3
2.77
3.91
5.54
2.77
3.68
5.08
76.2
76.2
76.2
0.310
0.450
0.590
●/▲
●/▲
●/▲
●/▲


-
-

-
2½ x 1 10s 73.0 33.4 3.05 2.77 88.9 0.430 - - -
2½ x 1½ 10s
40s
73.0
73.0
48.3
48.3
3.05
5.16
2.77
3.68
88.9 0.440
0.769
●/▲
●/▲

-
-
-
2½ x 2 10s
40s
80s

73.0
73.0
73.0

60.3
60.3
60.3
3.05
5.16
7.01
2.77
3.91
5.54
88.9
88.9
88.9
0.470
0.800
1.030
●/▲

-
●/▲
●/▲


-
-
-
-
3 x 1 10s
40s
88.9
88.9
33.4
33.4
3.05
5.49
2.77
3.38
88.9
88.9
88.9
0.490
0.850
●/▲
●/▲
-
-
-
-
3 x 1¼ 40s 88.9 42.2 5.49 3.56 88.9 0.750 - - -
3 x 1½ 10s
40s
80s
88.9
88.9
88.9
48.3
48.3
48.3
3.05
5.49
7.62
2.77
3.68
5.08
88.9
88.9
88.9
0.510
0.940
1.210
●/▲

-
●/▲
●/▲


-
-
-
-
3 x 2 10s
40s
80s
88:9
88.9
88.9
60.3
60.3
60.3
3.05
5.49
7.62
2.77
3.91
5.54
88.9
88.9
88.9
0.550
1.000
1.290
●/▲
●/▲
●/▲
●/▲


-


-
3 x 2½ 10s
40s
80s
88.9
88.9
88.9
73.0
73.0
73.0
3.05
5.49
7.62
3.05
5.16
7.01
88.9
88.9
88.9
0.590
1.080
1.490
●/▲

-
●/▲
●/▲


-
-

-
4 x 1½ 10s
40s
114.3
114.3
48.3
48.3
3.05
6.02
2.77
3.68
101.6
101.6
0.710
1.180
-
-

-
-
-
-
4 x 2 10s
40s
80s
114.3
114.3
114.3
60.3
60.3
60.3
3.05
6.02
8.56
2.77
3.91
5.54
101.6
101.6
101.6
0.780
1.570
1.950
●/▲
●/▲
-
●/▲
●/▲


-

-
-
4 x 2½ 10s
40s
114.3
114.3
73.0
73.0

3.05
6.02

3.05
5.16
101.6
101.6
0.830
1.660
●/▲
●/▲
●/▲


-
4 x 3 10s
40s
80s
114.3
114.3
114.3
88.9
88.9
88.9
3.05
6.02
8.56
3.05
5.49
7.62
101.6
101.6
101.6
0.870
1.740
2.330
●/▲
●/▲
●/▲
●/▲


-


-
5 x 2½ 10s 141.3 73.0 3.40 3.05 127.0 1.400 - - -
5 x 3 10s
40s
141.3
141.3
88.9
88.9
3.40
6.55
3.05
5.49
127.0
127.0
1.450
2.850
●/▲
●/▲

-
-
-
5 x 4 10s
40s
141.3
141.3
114.3
114.3
3.40
6.55
3.05
6.55
127.0
127.0
1.490
2.980
●/▲
●/▲
●/▲

-
-
-
6 x 3 10s
40s
80s
168.3
168.3
168.3
88.9
88.9
88.9
3.40
7.11
10.97
3.05
5.49
7.62
139.7
139.7
139.7
1.820
3.980
5.510
●/▲
●/▲
-
●/▲
●/▲
●/▲

-
-

-
6 x 4 10s
40s
80s
168.3
168.3
168.3
114.3
114.3
114.3
3.40
7.11
10.97
3.05
6.02
8.56
139.7
139.7
139.7
1.950
4.080
5.960
●/▲
●/▲
-
●/▲
●/▲


-
-
-
-
6 x 5 10s
40s
168.3
168.3
141.4
141.4
3.40
7.11
3.40
6.55
139.7
139.7
2.050
4.180

●/▲
●/▲

-
-
-
8 x 4 10s
40s
219.1
219.1
114.3
114.3
3.76
8.18
3.05
6.02
152.4
152.4
3.020
6.550
●/▲
●/▲
●/▲
●/▲

-
-
8 x 5 10s
40s
219.1
219.1
141.3
141.3
3.76
8.18
3.40
6.55
152.4
152.4
3.080
6.700
●/▲
●/▲
-
-
-
-
8 x 6 10s
40s
219.1
219.1
168.3
168.3
3.76
8.18
3.40
7.11
152.4
152.4
3.190
6.940
●/▲
●/▲
●/▲
●/▲

-
-
-
10 x 6 10s
40s
273.1
273.1
168.3
168.3
4.19
9.27
3.40
7.11
177.8
177.8
5.000
11.120

●/▲
●/▲

-
-
-
10 x 8 10s
40s
273.1
273.1
219.1
219.1
4.19
9.27
3.76
8.18
177.8
177.8
5.250
11.560

●/▲
●/▲
-
-
12 x 6 10s
40s
323.9
323.9
168.3
168.3
4.57
9.53
3.40
7.11
203.2
203.2
6.580
12.800


-
-
-
-
12 x 8 10s
40s
323.9
323.9
219.1
219.1
4.57
9.53
3.76
8.18
203.2
203.2
7.670
15.980



-
-
-
12 x 10 10s
40s
323.9
323.9
273.1
273.1
4.57
9.53
4.19
9.27
203.2
203.2
7.980
16.630



-
-
-
14 x 8 10s 355.6 219.1 4.78 3.76 330.2 13.880
- -
14 x 10 10s 355.6 273.1 4.78 4.19 330.2 14.410
- -
14 x 12 10s 355.6 323.9 4.78 4.57 330.2 15.290
- -
16 x 8 10s 406.4 219.1 4.78 3.76 355.6 16.500
- -
16 x 10 10s 406.4 273.1 4.78 4.19 355.6 17.720
- -
16 x 12 10s 406.4 323.9 4.78 4.57 355.6 18.350
- -
16 x 14 10s 406.4 355.6 4.78 4.78 355.6 18.900
- -
18 x 14 10s 457.2 355.6 4.78 4.78 381.0 21.900 -
- -
18 x 16 10s 457.2 406.4 4.78 4.78 381.0 19.200 -
- -
20 x 16 10s 508.0 406.4 5.54 4.78 508.0 38.410 -
- -
20 x 18 10s 508.0 457.2 5.54 4.78 508.0 33.100 -
- -

* Schedule

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