Home / Products / Butt-Welding Fittings / ANSI/ASME B16.9 Butt weld Reducers

Our range of Butt Weld Reducers is available in two different forms, one is concentric and another is eccentric types. Developed using quality steel and other alloys, the reducer finds usage in sugar mills & distilleries, pumps & petrochemicals cement & construction industries and steel plants. Available in various sizes, schedules and flange configurations, our range can be customized as per the requirements of clients. The reducers have inlet and outlet ends and they align to a common center line.

ANSI/ASME B16.9 Butt weld Reducers

Standards:	ANSI - B 16.9 ASTM A403 - ASME SA403 - 'Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings' API 590-605 ASME B16.9 - 'Factory-Made Wrought Buttwelding Fittings'' ASME B16.25 - 'Buttwelding Ends' ASME B16.28 - 'Wrought Steel Buttwelding Short Radius Elbows and Returns' MSS SP-43 - 'Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications'
Schedule:	Sch 5 TO Sch XXS.
Sizes:	1/2” TO 36” (SEAMLESS UPTO 24”) (WELDED 8” TO 36” )
Materials:	Monel, Nickel, Inconel, Hastalloy, Titanium, Tantalum, Stainless Steel, Alloy Steel, Carbon Steel, Cupro-Nickel 90/10 & 70/30 Stainless Steel ASME / ASTM SA / A403 SA / A 774 WP-S, WP-W, WP-WX, 304, 304L, 316, 316L, 304/304L,  316/316L, DIN 1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404
Type:	Butt Weld (BW)
Thickness:	Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS and etc.
Dimension:	ANSI B16.9, ANSI B16.28, MSS-SP-43 Type A, MSS-SP-43 Type B, JIS B2312, JIS B2313

Dimensions

REDUCERS - Ansi 16.9 dimensions

 

REDUCERS
inches	mm	D	d	H
3/4 x 3/4	20 x 15	26,67	21,34	38,10
3/4 x 3/8	20 x 10	26,67	17,14	38,10
1 x 3/4	25 x 20	33,40	26,67	50,80
1 x 1/2	25 x 15	33,40	21,34	50,80
1 1/4 x 1	32 x 25	42,16	33,40	50,80
1 1/4 x 3/4	32 x 20	42,16	26,67	50,80
1 1/4 x 1/2	32 x 15	42,16	21,34	50,80
1 1/2 x 1 1/4	40 x 32	48,26	42,16	63,50
1 1/2 x 1	40 x 25	48,26	33,40	63,50
1 1/2 x 3/4	40 x 20	48,26	26,67	63,50
1 1/2 x 1/2	40 x 15	48,26	21,34	63,50
2 x 1 1/2	50 x 40	60,32	48,26	76,20
2 x 1 1/4	50 x 32	60,32	42,16	76,20
2 x 1	50 x 25	60,32	33,40	76,20
2 x 3/4	50 x 20	60,32	26,67	76,20
2 1/2 x 2	65 x 50	73,02	60,32	88,90
2 1/2 x 1 1/2	65 x 40	73,02	48,26	88,90
2 1/2 x 1 1/4	65 x 32	73,02	42,16	88,90
2 1/2 x1	65 x 25	73,02	33,40	88,90
3 x 2 1/2	80 x 65	88,90	73,02	88,90
3 x 2	80 x 50	88,90	60,32	88,90
3 x 1 1/2	80 x 40	88,90	48,26	88,90
3 x 1 1/4	80 x 32	88,90	42,16	88,90
3 1/2 x 3	90 x 80	101,60	88,90	101.60
3 1/2 x 2 1/2	90 x 65	101,60	73,02	101.60
3 1/2 x 2	90 x 50	101,60	60,32	101.60
3 1/2 x 1 1/2	90 x 40	101,60	48,26	101.60
3 1/2 x 1 1/4	90 x 32	101,60	42,16	101.60
4 x 3 1/2	100 x 90	114,30	73,02	101.60
4 x 3	100 x 80	114,30	88,90	101.60
4 x 2 1/2	100 x 65	114,30	73,02	101.60
4 x 2	100 x 50	114,30	60,32	101.60
4 x 1 1/2	100 x 40	114,30	48,26	101.60
5 x 4	125 x 100	141,30	114,30	127,00
5 x 3 1/2	125 x 90	141,30	101,60	127,00
5 x 3	125 x 80	141,30	88,90	127,00
5 x 2 1/2	125 x 65	141,30	73,02	127,00
5 x 2	125 x 50	141,30	60,32	127,00
6 x 5	150 x 125	168,27	141,30	139,7
6 x 4	150 x 100	168,27	114,30	139,7
6 x 1/2	150 x 90	168,27	101,60	139,7
6 x 3	150 x 80	168,27	88,90	139,7
6 x 1/2	150 x 65	168,27	73,02	139,7
8 x 6	200 x 150	219,07	168,27	152,4
8 x 5	200 x 125	219,07	141,30	152,4
8 x 4	200 x 100	219,07	114,30	152,4
8 x 3 1/2	200 x 90	219,07	101,60	152,4
10 x 8	250 x 200	273,05	219,07	177,8
10 x 6	250 x 150	273,05	168,27	177,8
10 x 5	250 x 125	273,05	141,30	177,8
10 x 4	250 x 100	273,05	114,30	177,8
12 x 10	300 x 250	323,85	273,05	203,2
12 x 8	300 x 200	323,85	219,07	203,2
12 x 6	300 x 150	323,85	168,27	203,2
12 x 5	300 x 125	323,85	141,30	203,2
14 x 12	350 x 300	355,60	323,85	330,2
14 x 10	350 x 250	355,60	273,05	330,2
14 x 8	350 x 200	355,60	219,07	330,2
14 x 6	350 x 150	355,60	168,27	330,2
16 x 14	400 x 350	406,40	355,60	355,6
16 x 12	400 x 300	406,40	323,85	355,6
16 x 10	400 x 250	406,40	273,05	355,6
16 x 8	400 x 200	406,40	219,07	355,6
18 x 16	450 x 400	457,20	406,40	381,0
18 x 14	450 x 350	457,20	355,60	381,0
18 x 12	450 x 300	457,20	323,85	381,0
18 x 10	450 x 250	457,20	273,05	381,0
20 x 18	500 x 450	508,00	457,20	508,0
20 x 16	500 x 400	508,00	406,40	508,0
20 x 14	500 x 350	508,00	355,60	508,0
20 x 12	500 x 300	508,00	323,85	508,0
22 x 20	550 x 500	558,80	508,00	508,0
22 x 18	550 x 450	558,80	457,20	508,0
22 x 16	550 x 400	558,80	406,40	508,0
22 x 14	550 x 350	558,80	355,60	508,0
24 x 22	600 x 550	609,6	558,80	508,0
24 x 20	600 x 500	609,6	508,00	508,0
24 x 18	600 x 450	609,6	457,20	508,0
24 x 16	600 x 400	609,6	406,40	508,0
Dimension in mm.

REDUCERS - Ansi 16.9 tolerances

DIMENSIONAL TOLERANCES - REDUCERS
				Reducers
Nominal Pipe Size (NPS)	Outside Ø at Bevel	Inside Ø at End	Wall Thickness t / t1	Overall Length H
1/2 a 2 1/2	1	0,8	Not	2
3 a 3 1/2	1	1,6	less	2
4	+2 -1	1,6	than	2
5 a 6	+3 -1	1,6	87,50%	2
8	2	1,6	of nominal	2
10	+4 -3	3,2	tickness	2
12 a 18	+4 -3	3,2		3
20 a 24	+6 -5	4,8		3
26 a 30	+7 -5	4,8		3
32 a 48	+7 -5	4,8		5

REDUCERS - Weights

WEIGHTS OF FITTINGS
NPS inches	REDUCERS*
	Sch. 5S	Sch. 10S	Sch. 40S	Sch. 80S
1/2	0.04	0.04	0.05	0.06
3/4	0.10	0.10	0.14	0.18
1	0.12	0.12	0.16	0.22
1 1/4	0.18	0.18	0.22	0.27
1 1/2	0.21	0.21	0.28	0.33
2	0.30	0.30	0.40	0.55
2 1/2	0.45	0.45	0.80	1.00
3	0.50	0.50	0.90	1.20
4	0.80	0.80	1.50	2.20
5	1.40	1.40	2.70	3.70
6	2.00	2.00	4.00	5.80
8	3.10	3.10	6.90	9.30
10	4.80	4.80	10.5	14.5
12	9.00	9.00	19.0	25.0
14	15.5	15.5	31.0	41.5
16	19.0	19.0	38.0	50.5
18	23.0	23.0	46.0	61.5
20	34.0	34.0	58.5	78.0
24	50.0	50.0	75.0	100
Approximate weights in kg, density 8 kg/dm3
Weights are referred to the reduction with the first smaller diameter

REDUCERS - End welding bevels

Main Export Market

• Eastern Europe
• North America
• Mid East/Africa
• Central/South America
• Asia
• Western Europe
• Australasia
• UAE

Sales Locations

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Saudi Arabia,
Qatar,
Bahrain,
Egypt,
Turkey
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Malaysia
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