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Pipe Fitting Manufacturer Changrun Supplies Concentric Reducer and Eccentric Reducer,
Type: Ecc Reducer
Size: DN250xDN150 ( 10 x 6 Inch), DN250xDN100 ( 10 x 4 Inch)
Wall Thickness: SCH XXS.
Material: ASTM A860 WPHY52
Standard: ANSI B16.9.
End Connection: Butt Weld
Certificates: CE, ISO, PED, TS, BV, CQC.
Butt Weld Reducers
Concentric and Eccentric ASME B16.9
Dimensions are in millimeters unless otherwise indicated. Wall thickness (t) must be specified by customer.
NPS |
O.D. |
O.D. |
Length |
3/4 - 1/2 |
26.7 |
21.3 |
38 |
1 - 1/2 |
33.4 |
21.3 |
51 |
1 - 3/4 |
33.4 |
26.7 |
51 |
1.1/4 - 1/2 |
42.2 |
21.3 |
51 |
1.1/4 - 3/4 |
42.2 |
26.7 |
51 |
1.1/4 - 1 |
42.2 |
33.4 |
51 |
1.1/2 - 1/2 |
48.3 |
21.3 |
64 |
1.1/2 - 3/4 |
48.3 |
26.7 |
64 |
1.1/2 - 1 |
48.3 |
33.4 |
64 |
1.1/2 - 1.1/4 |
48.3 |
42.2 |
64 |
2 - 3/4 |
60.3 |
26.7 |
76 |
2 - 1 |
60.3 |
33.4 |
76 |
2 - 1.1/4 |
60.3 |
42.2 |
76 |
2 - 1.1/2 |
60.3 |
48.3 |
76 |
2.1/2 - 1 |
73 |
33.4 |
89 |
2.1/2 - 1.1/4 |
73 |
42.2 |
89 |
2.1/2 - 1.1/2 |
73 |
48.3 |
89 |
2.1/2 - 2 |
73 |
60.3 |
89 |
3 - 1.1/4 |
88.9 |
42.2 |
89 |
3 - 1.1/2 |
88.9 |
48.3 |
89 |
3 - 2 |
88.9 |
60.3 |
89 |
3 - 2.1/2 |
88.9 |
73 |
89 |
3.1/2 - 1.1/4 |
101.6 |
42.2 |
102 |
3.1/2 - 1.1/2 |
101.6 |
48.3 |
102 |
3.1/2 - 2 |
101.6 |
60.3 |
102 |
3.1/2 - 2.1/2 |
101.6 |
73 |
102 |
3.1/2 - 3 |
101.6 |
88.9 |
102 |
4 - 1.1/2 |
114.3 |
48.3 |
102 |
4 - 2 |
114.3 |
60.3 |
102 |
4 - 2.1/2 |
114.3 |
73 |
102 |
4 - 3 |
114.3 |
88.9 |
102 |
4 - 3.1/2 |
114.3 |
101.6 |
102 |
5 - 2 |
141.3 |
60.3 |
127 |
5 - 2.1/2 |
141.3 |
73 |
127 |
5 - 3 |
141.3 |
88.9 |
127 |
5 - 3.1/2 |
141.3 |
101.6 |
127 |
5 - 4 |
141.3 |
114.3 |
127 |
6 - 2.1/2 |
168.3 |
73 |
140 |
6 - 3 |
168.3 |
88.9 |
140 |
6 - 3.1/2 |
168.3 |
101.6 |
140 |
6 - 4 |
168.3 |
114.3 |
140 |
6 - 5 |
168.3 |
141.3 |
140 |
8 - 3.1/2 |
219.1 |
101.6 |
152 |
8 - 4 |
219.1 |
114.3 |
152 |
8 - 5 |
219.1 |
141.3 |
152 |
8 - 6 |
219.1 |
168.3 |
152 |
10 - 4 |
273 |
114.3 |
178 |
10 - 5 |
273 |
141.3 |
178 |
10 - 6 |
273 |
168.3 |
178 |
10 - 8 |
273 |
219.1 |
178 |
12 - 5 |
323.9 |
141.3 |
203 |
12 - 6 |
323.9 |
168.3 |
203 |
12 - 8 |
323.9 |
219.1 |
203 |
12 - 10 |
323.9 |
273 |
203 |
14 - 6 |
355.6 |
168.3 |
330 |
14 - 8 |
355.6 |
219.1 |
330 |
14 - 10 |
355.6 |
273 |
330 |
14 - 12 |
355.6 |
323.9 |
330 |
16 - 8 |
406.4 |
219 |
356 |
16 - 10 |
406.4 |
273 |
356 |
16 - 12 |
406.4 |
323.9 |
356 |
16 - 14 |
406.4 |
355.6 |
356 |
18 - 10 |
457 |
273 |
381 |
18 - 12 |
457 |
323.9 |
381 |
18 - 14 |
457 |
355.6 |
381 |
18 - 16 |
457 |
406.4 |
381 |
20 - 12 |
508 |
323.9 |
508 |
20 - 14 |
508 |
355.6 |
508 |
20 - 16 |
508 |
406.4 |
508 |
20 - 18 |
508 |
457 |
508 |
22 - 14 |
559 |
355.6 |
508 |
22 - 16 |
559 |
406.4 |
508 |
22 - 18 |
559 |
457 |
508 |
22 - 20 |
559 |
508 |
508 |
24 - 16 |
610 |
406.4 |
508 |
24 - 18 |
610 |
457 |
508 |
24 - 20 |
610 |
508 |
508 |
24 - 22 |
610 |
559 |
508 |
26 - 18 |
660 |
457 |
610 |
26 - 20 |
660 |
508 |
610 |
26 - 22 |
660 |
559 |
610 |
26 - 24 |
660 |
610 |
610 |
28 - 18 |
711 |
457 |
610 |
28 - 20 |
711 |
508 |
610 |
28 - 24 |
711 |
610 |
610 |
28 - 26 |
711 |
660 |
610 |
30 - 20 |
762 |
508 |
610 |
30 - 24 |
762 |
610 |
610 |
30 - 26 |
762 |
660 |
610 |
30 - 28 |
762 |
711 |
610 |
32 - 24 |
813 |
610 |
610 |
32 - 26 |
813 |
660 |
610 |
32 - 28 |
813 |
711 |
610 |
32 - 30 |
813 |
762 |
610 |
34 - 24 |
864 |
610 |
610 |
34 - 26 |
864 |
660 |
610 |
34 - 30 |
864 |
762 |
610 |
34 - 32 |
864 |
813 |
610 |
36 - 24 |
914 |
610 |
610 |
36 - 26 |
914 |
660 |
610 |
36 - 30 |
914 |
762 |
610 |
36 - 32 |
914 |
813 |
610 |
36 - 34 |
914 |
864 |
610 |
38 - 26 |
965 |
660 |
610 |
38 - 28 |
965 |
711 |
610 |
38 - 30 |
965 |
762 |
610 |
38 - 32 |
965 |
813 |
610 |
38 - 34 |
965 |
864 |
610 |
38 - 36 |
965 |
914 |
610 |
40 - 30 |
1016 |
762 |
610 |
40 - 32 |
1016 |
813 |
610 |
40 - 34 |
1016 |
864 |
610 |
40 - 36 |
1016 |
914 |
610 |
40 - 38 |
1016 |
965 |
610 |
There are two types of reducers: concentric reducers and eccentric reducers. The shape of the eccentric reducer is asymmetric, and the centers of the two ends are offset from each other. This design allows for gradual transitions between pipes of different diameters, while changing the elevation or position of the pipes. Eccentric reducers are usually used in situations where vertical or horizontal adjustment of the pipeline is required to ensure optimal flow rate. They can be applied in industries such as oil and gas pipelines, sewage treatment, chemical manufacturing, and wastewater management.
Pipe reducers are available in a wide range of materials, including carbon steel, stainless steel, alloy steel, and various plastic materials depending on the temperature, pressure, and compatibility requirements of the application.
Specification:
Size Range: Carbon Steel: 1/2”-96”
Stainless Steel: 1/2” – 24” (Seamless and ERW), 26” – 72” (Welded)
Schedule: SCH5S, 10S, 40S, STD, 80S, XS, XXS, SCH10-SCH160
Pressure Ratings: Threaded fittings: 2000lbs, 3000lbs, 6000lbs.
Socket-weld fittings: 3000lbs, 6000lbs, 9000lbs.
Pipe Fitting Standard:
ANSI B16.9, ANSI B16.28, DIN 2605, DIN2615, DIN2616, JIS B2312, JIS B2313,
ANSI/ASME B16.11, MSS SP-43, SP-79, SP-83, SP-95-, SP-97, BS3799, JIS B2316
Pipe Fitting Material:
Carbon Steel: ASTM A 234 WPB, A420 WPL1, WPL3, WPL6,
ASTM A860 WPHY 42, WPHY52, WPHY60, WPHY65, WPHY70
Stainless Steel: ASTM A403 WP304/304L, WP316/316L, WP321, WP347
Alloy Steel: ASTM A234 WP1, WP5, WP9, WP11, WP12, WP22, WP91
Duplex & Super Duplex Steel: ASTM A815 UNS S31803, UNS S32750, UNS S32760
Nickel & Nickel Alloy: Nickel 200, Nickel 201, Monel 400,
Incoloy 800/800H/800HT/825/901/926, A-286,
Inconel 600/601/625/718/X-750,
Hastelloy B/B-2/C-4/C-22/C-276, Invar 36
Titanium & Titanium Alloy: ASTM B265 Gr.1, Gr.2, Gr.7, Gr.12,
ASTM B381 F1, F2, F7, F12
Service:
Surface Treatment: Black painting, anti-rust varnish, anti-rust oil, hot-galvanized
Non-destructive Testing: penetration test, ultrasonic test, radiographic test
Certificate: CE, ISO, PED, TS, BV, CQC Certificate
Packing: Plywood Case or Pallet