Butt Weld Eccentric Reducer

A Butt Weld Eccentric Reducer allows for connecting a large pipe to a smaller pipe by means of welding. It is mostly used in place of concentric reducers as they keep bottom of pipe unchanged in horizontal piping.

1. Butt Weld Eccentric Reducer Specification

Product:	Butt Weld Reducer, Concentric Reducers, Eccentric Reducers
Size:	1/8″ NB TO 48″ NB
	Wall Thickness: Sch.5S to Sch.XXS
Material:	carbon steel ASTM, A234, WPB / A420, WPL3 / A420, WPL6 / MSS-SP-75, WPHY 42 / 46 / 52 / 56 / 60 / 65 / 70
	Stainless Steel ASTM, A403, WP304 / 304L / 304H / 316 / 316L / 317 / 317L / 321 / 310 / 347 / 904L
	ALLOY STEEL ASTM A234 WP1 / WP5 / WP9 / WP11 / WP22 / WP91
	Duplex stainless steel: UNS31803, SAF2205, UNS32205, UNS31500

2. Butt Weld Eccentric Reducer Standard

ASTM A403 – ASME SA403	Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
ASME B16.9	Factory-Made Wrought Fittings Buttwelding
ASME B16.25	Buttwelding Ends
ASME B16.28	Wrought Steel Short Radius Elbows and Buttwelding Returns
MSS SP-43	Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications

3. Dimensions of Butt Weld Eccentric Reducer

NPS1	NPS2	OD1	OD2	H
3/4	1/2	26.7	21.3	38
3/4	3/8	26.7	17.3	38
1	3/4	33.4	26.7	51
1	1/2	33.4	21.3	51
1-1/4	1	42.2	33.4	51
1-1/4	3/4	42.2	26.7	51
1-1/4	1/2	42.2	21.3	51
1-1/2	1-1/4	48.3	42.2	64
1-1/2	1	48.3	33.4	64
1-1/2	3/4	48.3	26.7	64
1-1/2	1/2	48.3	21.3	64
2	1-1/2	60.3	48.3	76
2	1-1/4	60.3	42.2	76
2	1	60.3	33.4	76
2	3/4	60.3	26.7	76
NPS1	NPS2	OD1	OD2	H
2-1/2	2	73.0	60.3	89
2-1/2	1-1/2	73.0	48.3	89
2-1/2	1-1/4	73.0	42.2	89
2-1/2	1	73.0	33.4	89
3	2-1/2	88.9	73.0	89
3	2	88.9	60.3	89
3	1-1/2	88.9	48.3	89
3	1-1/4	88.9	42.2	89
3-1/2	3	101.6	88.9	102
3-1/2	2-1/2	101.6	73.0	102
3-1/2	2	101.6	60.3	102
3-1/2	1-1/2	101.6	48.3	102
3-1/2	1-1/4	101.6	42.2	102
4	3-1/2	114.3	101.6	102
4	3	114.3	88.9	102
NPS1	NPS2	OD1	OD2	H
4	2-1/2	114.3	73.0	102
4	2	114.3	60.3	102
4	1-1/2	114.3	48.3	102
5	4	141.3	114.3	127
5	3-1/2	141.3	101.6	127
5	3	141.3	88.9	127
5	2-1/2	141.3	73.0	127
5	2	141.3	60.3	127
6	5	168.3	141.3	140
6	4	168.3	114.3	140
6	3-1/2	168.3	101.6	140
6	3	168.3	88.9	140
6	2-1/2	168.3	73.0	140
8	6	219.1	168.3	152
8	5	219.1	141.3	152
NPS1	NPS2	OD1	OD2	H
8	4	219.1	114.3	152
8	3-1/2	219.1	101.6	152
10	8	273.0	219.1	178
10	6	273.0	168.3	178
10	5	273.0	141.3	178
10	4	273.0	114.3	178
12	10	323.8	273.0	203
12	8	323.8	219.1	203
12	6	323.8	168.3	203
12	5	323.8	141.3	203
14	12	355.6	323.8	330
14	10	355.6	273.0	330
14	8	355.6	219.1	330
14	6	355.6	168.3	330
16	14	406.4	355.6	356
NPS1	NPS2	OD1	OD2	H
16	12	406.4	323.8	356
16	10	406.4	273.0	356
16	8	406.4	219.1	356
18	16	457.0	406.4	381
18	14	457.0	355.6	381
18	12	457.0	323.8	381
18	10	457.0	273.0	381
20	18	508.0	457.0	508
20	16	508.0	406.4	508
20	14	508.0	355.6	508
20	12	508.0	323.8	508
22	20	559.0	508.0	508
22	18	559.0	457.0	508
22	16	559.0	406.4	508
22	14	559.0	355.4	508
NPS1	NPS2	OD1	OD2	H
24	22	610.0	559.0	508
24	20	610.0	508.0	508
24	18	610.0	457.0	508
24	16	610.0	406.4	508
26	24	660.0	610.0	610
26	22	660.0	559.0	610
26	20	660.0	508.0	610
26	18	660.0	457.0	610
28	26	711.0	660.0	610
28	24	711.0	610.0	610
28	20	711.0	508.0	610
28	18	711.0	457.0	610
30	28	762.0	711.0	610
30	26	762.0	660.0	610
30	24	762.0	610.0	610
NPS1	NPS2	OD1	OD2	H
30	20	762.0	508.0	610
32	30	813.0	762.0	610
32	28	813.0	711.0	610
32	26	813.0	660.0	610
32	24	813.0	610.0	610
34	32	864.0	813.0	610
34	30	864.0	762.0	610
34	26	864.0	660.0	610
34	24	864.0	610.0	610
36	34	914.0	864.0	610
36	32	914.0	813.0	610
36	30	914.0	762.0	610
36	26	914.0	660.0	610
36	24	914.0	610.0	610
38	36	965.0	914.0	610
NPS1	NPS2	OD1	OD2	H
38	34	965.0	864.0	610
38	32	965.0	813.0	610
38	30	965.0	762.0	610
38	28	965.0	711.0	610
38	26	965.0	660.0	610
40	38	1016.0	965.0	610
40	36	1016.0	914.0	610
40	34	1016.0	864.0	610
40	32	1016.0	813.0	610
40	30	1016.0	762.0	610
42	40	1067.0	1016.0	610
42	38	1067.0	965.0	610
42	36	1067.0	914.0	610
42	34	1067.0	864.0	610
42	32	1067.0	813.0	610
NPS1	NPS2	OD1	OD2	H
42	30	1067.0	762.0	610
44	42	1118.0	1067.0	610
44	40	1118.0	1016.0	610
44	38	1118.0	965.0	610
44	36	1118.0	914.0	610
46	44	1168.0	1118.0	711
46	42	1168.0	1067.0	711
46	40	1168.0	1016.0	711
46	38	1168.0	965.0	711
48	46	1219.0	1168.0	711
48	44	1219.0	1118.0	711
48	42	1219.0	1067.0	711
48	40	1219.0	1016.0	711
NPS1	NPS2	OD1	OD2	H

Butt Weld Eccentric Reducers Dimensions as per ASME B16.9. All dimensions are in mm.
While the figure illustrates a bell-shaped reducer, the use of a conical reducer is not prohibited.

4. Butt Weld Eccentric Reducer Weight Chart

Pipe Reducer Weight in KG, Schedule – Butt Weld Eccentric Reducer Weight

5. Price list of SCHEDULE 40 Butt Weld Eccentric Reducer

Estan Pipe Fittings is one of the manufacturers and suppliers of Buttweld Fittings from China. Our prices for Eccentric Reducer Buttweld Fittings are very reasonable.

Please contact us for the latest price list and available stock information along with your requirements. We maintain a stock of all standard items and export them at the best price for Butt Weld Eccentric Reducer.

6. Pipe Reducer Process

Butt Weld Eccentric Reducer can be manufactured in different ways. Cold forming is the most used manufacturing process for seamless Eccentric reducers (welded reducers are produced with the single or double seam weld process).

PIPE REDUCER MANUFACTURING PROCESS-COLD FORMING

7. Packing of Butt Weld Eccentric Reducer

Estan Pipe Fittings emphasizes the packaging to ensure that there is no damage during transit to the Butt Weld Eccentric Reducers. Eccentric Reducers are packed in export standard plywood pallets/ free fumigation wooden case. They are marked with Grade, Lot No, Size, Degree, etc. You can also contact us for customized marking.

Surface: Light Oiling, Black Painting, Galvanizing, PE /3PE Anti-corrosion Coating
Packing: Export Standard Plywood Pallets/ Free Fumigation Wooden Case.

8. Butt Weld Eccentric Reducer HS Code

73072900 ECCENTRIC REDUCERS, A420WPL6, 8in x 6in, STD/XS, B.16.9 BW
73079190 3 X 2 ECCENTRIC REDUCER, BW, SEAMLESS, SCH.STD X SCH.XS, MATERIAL ASTM A234 GR.WPB ASME. B16.9 WITH MTC
73079390 TUBE OR PIPE FITTINGS SEAMLESS REDUCER ECCENTRIC BUTT WELD ASTM A 403 WPS 316 LANSI B 16.9, DN50 S10S X 25 S10S
73079990 ALLOY STEEL FITTINGS (A234 WP11) – REDUCER BW ECCENTRIC 10in x 6in 40/STD
73072300 PIPE FITTINGS – REDUCER ECCENTRIC CS A420 WPL6 WELD 20 X 16 SCH 30/STD X SCH STD BW ASME B16.9