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Concentric reducers, butt weld fittings

Tube, pipe, fittings and flanges

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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

 3678-[Converted].png
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 -
▲
 - -

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