ANSI B16.9 Buttweld Pipe Reducer Fittings Buttweld Concentric/Eccentric Reducer

• Standard: ANSI, DIN, GB, JIS, GOST, BSW, ASME, Sas, En1092, Uni, SABS, API
• Type: Welding Flange
• Material: Stainless Steel
• Structure: Flanges
• Connection: Welding
• Sealing Surface: RF
• Model NO.: seamless/welded
• Manufacturing Way: Forging
• Type1: Slip on Flange-So
• Type2: Plsin Flange-Pl
• Type3: Blind Flange-Bl Flange
• Type4: Socket Weld Flange-Sw
• Type5: Threaded Flange
• Type6: Raised Face Flange
• Type7: Flat Face Flange
• Type8: Male and Female Face Flange
• Type9: Ring Joint Face Flange
• Type10: Tongue and Groove Face Flange
• Type11: Integral Pipe Flange
• Application Field: Chemical Industry /Petroleum Industry
• Application Field2: Power Industry/Metallurgical Industry
• Application Field3: Building Industry /Ship-Building Industry
• Material2: Alloy Steel. Duplex/Super Duplex, Aluminum, Carbon
• Transport Package: Plywood Cases, Pallets, Nylon Bags
• Specification: 1/2" - 48"
• Trademark: EZS
• Origin: China
• HS Code: 73072100
• Production Capacity: 20000 Tons/Year

Product Description

ANSI/ASME B16.9 Buttweld Pipe Reducers Specification - Concentric Reducers, Eccentric Reducers

Dimensions	ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Sizes	1/2″NB TO 36 "NB IN
Types	Concentric Reducers, Eccentric Reducers
Wall Thickness	Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS and etc.
Value Added Services	Hot Dipped Galvanizing, Epoxy & FBE Coating, Electro Polish, Sand Blasting, Threading, Soldering
Production Grades	Stainless Steel, Alloy Steel, Duplex, Nickel Alloys, Low temperature Steel, Carbon Steel, Cupro Nickel

 

Manufacturing Standards of Buttweld Pipe Reducers

ASME:	ANSI B16.9, ANSI B16.28, MSS-SP-43
DIN:	DIN2605, DIN2615, DIN2616, DIN2617, DIN28011
EN:	EN10253-1, EN10253-2

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

Buttweld Pipe Reducers Material Grades

Stainless Steel Reducer	ASTM A403 WP Gr. 304, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L
Carbon Steel Reducer	ASTM A 234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Low Temperature Carbon Steel Reducer	ASTM A420 WPL3, A420 WPL6
Alloy Steel Reducer	ASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91
Duplex Reducer	ASTM A 815, ASME SA 815 UNS NO S31803, S32205. Werkstoff No. 1.4462
Nickel Alloy Reducer	ASTM / ASME SB 336 UNS 2200 ( NICKEL 200 ), UNS 2201 (NICKEL 201 ), UNS 4400 (MONEL 400 ), UNS 8020 ( ALLOY 20 / 20 CB 3, UNS 8825 INCONEL (825), UNS 6600 (INCONEL 600 ), UNS 6601 ( INCONEL 601 ), UNS 6625 (INCONEL 625), UNS 10276 ( HASTELLOY C 276 )

 

ANSI/ASME B16.9 BUTTWELD PIPE REDCUERS DIMENSIONS

Concnentric Reducers Dimension chart, Eccentric Reducers Dimensions

 

Code RCD REISO	Ø BIG	Ø SMALL	HEIGHT H mm	THEORETICAL WEIGHT KG
DN	D mm	Thickness S mm	DN	d mm	Thickness s mm
27 21	3/4	26.9	2.3	1/2	21.3	2.0	38	0.08
33 21	1	33.7	2.6	1/2	21.3	2.0	50	0.09
33 27				3/4	26.9	2.3		0.09
42 21	1″1/4	42.4	2.6	1/2	21.3	2.0	50	0.12
42 27				3/4	26.9	2.3		0.13
42 33				1	33.7	2.6		0.14
*48 21	1″1/2	48.3	2.6	1/2	21.3	2.0	64	0.18
48 27				3/4	26.9	2.3		0.19
48 33				1	33.7	2.6		0.20
48 42				1″1/4	42.4	2.6		0.20
60 27	2	60.3	2.9	3/4	26.9	2.3	76	0.30
60 33				1	33.7	2.6		0.31
60 42				1″1/4	42.4	2.6		0.32
60 48				1″1/2	48.3	2.6		0.33
76 33	2″1/2	76.1	2.9	1	33.7	2.6	90	0.40
76 42				1″1/4	42.4	2.6		0.47
76 48				1″1/2	48.3	2.6		0.48
76 60				2	60.3	2.6		0.49
89 42	3	88.9	3.2	1″1/4	42.4	2.6	90	0.55
89 48				1″1/2	48.3	2.6		0.61
89 60				2	60.3	2.9		0.62
89 76				2″1/2	76.1	2.9		0.63
114 48	4	114.3	3.6	1″1/2	48.3	2.6	100	0.85
114 60				2	60.3	2.9		0.98
114 76				2″1/2	76.1	2.9		1.00
114 89				3	88.9	3.2		1.02
139 60	5	139.7	4.0	2	60.3	2.9	127	1.60
139 76				2″1/2	76.1	2.9		1.70
139 89				3	88.9	3.2		1.74
139 114				4	114.3	3.6		1.76
*168 76	6	168.3	4.5	2″1/2	76.1	2.9	140	2.60
168 89				3	88.9	3.2		2.70
168 114				4	114.3	3.6		2.82
168 139				5	139.7	4.0		2.94
219 114	8	219.1	6.3	4	114.3	3.6	152	5.03
219 139				5	139.7	4.0		5.12
219 168				6	168.3	4.5		5.18
*273 114	10	273.0	6.3	4	114.3	3.6	178	7.00
*273 139				5	139.7	4.0		7.20
273 168				6	168.3	4.5		7.40
273 219				8	219.1	6.3		7.55
323 168	12	323.9	7.1	6	168.3	4.5	203	11.00
323 219				8	219.1	6.3		11.10
323 273				10	273	6.3		11.20

N.B. code RCD = concentric reducers - code REISO = excentric reducers

* Only concentric

 

ANSI / ASME B16.9 PIPE REDUCERS - Dimensional Tolerances of Concnentric Reducer and Eccentric Reducers

Nominal Pipe Size	1/2 to 2.1/2	3 to 3.1/2	4	5 to 8
Outside Diameter at Bevel (D)	+ 1.6 - 0.8	1.6	1.6	+ 2.4 - 1.6
Inside Diameter at End	0.8	1.6	1.6	1.6
Overall Length (H)	2	2	2	2
Nominal Pipe Size	10 to 18	20 to 24	26 to 30	32 to 48
Outside Diameter at Bevel (D)	+ 4 - 3.2	+ 6.4 - 4.8	+ 6.4 - 4.8	+ 6.4 - 4.8
Inside Diameter at End	3.2	4.8	+ 6.4 - 4.8	+ 6.4 - 4.8
Overall Length (H)	2	2	5	5
Wall Thickness (t)	Not less than 87.5% of Nominal Wall Thickness

Dimensional tolerances are in millimeters unless otherwise indicated and are equal ± except as noted.

 

BUTTWELD PIPE REDUCERS WEIGHT, CONCENTRIC REDUCER WEIGHT IN KG

NPS	LBS	KG
3/4-1/2	0.17	0.08
3/4-3/8	0.15	0.07
1-3/4	0.4	0.18
1-1/2	0.4	0.18
1.1/4-1	0.5	0.23
1.1/4-3/4	0.4	0.18
1.1/4-1/2	0.4	0.18
1.1/2-1.1/4	0.7	0.32
1.1/2-1	0.62	0.28
1.1/2-3/4	0.54	0.24
1.1/2-1/2	0.5	0.23
2-1.1/2	0.9	0.41
2-1.1/4	0.84	0.38
2-1	0.76	0.34
2-3/4	0.7	0.32
2.1/2-2	1.5	0.68
2.1/2-1.1/2	1.38	0.63
2.1/2-1.1/4	1.25	0.57
2.1/2-1	1.25	0.57
3-2.1/2	2	0.91
3-2	1.8	0.82
3-1.1/2	1.7	0.77
3-1.1/4	1.6	0.73
3.1/2-3	3.15	1.43
3.1/2-2.1/2	2.88	1.31
3.1/2-2	2.75	1.25
3.1/2-1.1/2	2.5	1.13
3.1/2-1.1/4	2.4	1.09
4-3.1/2	3.5	1.59
4-3	3.38	1.53
4-2.1/2	3.25	1.47
4-2	3	1.36
4-1.1/2	2.88	1.31
5-4	6	2.72
5-3.1/2	5.75	2.61
5-3	5.5	2.49
5-2.1/2	5.25	2.38
5-2	5	2.27
6-5	8.5	3.86
6-4	8.25	3.74
6-3.1/2	8.25	3.74
6-3	8	3.63
6-2.1/2	7.25	3.29
8-6	13.2	5.99
8-5	12	5.44
8-4	11	4.99
8-3.1/2	11	4.99
10-8	22	9.98
10-6	21.5	9.75
10-5	21	9.53
10-4	20	9.07
12-10	34	15.42
12-8	32	14.51
12-6	31	14.06
12-5	30	13.61
14-12	60	27.22
14-10	59.2	26.85
14-8	58.5	26.54
14-6	58	26.31
16-14	71	32.21
16-12	70	31.75
16-10	69.5	31.52
16-8	68.5	31.07
16-6	-	-
18-16	85	38.56
18-14	84	38.1
18-12	83	37.65
18-10	82	37.19
18-8	-	-
20-18	125	56.7
20-16	124	56.25
20-14	122	55.34
20-12	120	54.43
20-10	-	-
20-8	-	-
22-20	142	64.41
22-18	138	62.6
22-16	131	59.42
22-14	123	55.79
22-12	-	-
22-10	-	-
24-22	-	-
24-20	150	68.04
24-18	148	67.13
24-16	145	65.77
24-14	-	-
24-12	-	-
24-10	-	-
26-24	207	93.89
26-22	200	90.72
26-20	190	86.18
26-18	182	82.55
26-16	-	-
26-14	-	-
26-12	-	-
28-26	224	101.6
28-24	216	97.98
28-22	210	95.25
28-20	199	90.26
30-28	241	109.32
30-26	232	105.23
30-24	224	101.6
30-22	220	99.79
30-20	220	99.79
NPS	LBS	KG

Note:

• All weights are in pounds and kilograms and approximated or estimated.

 


2. Products introduction

ELBOW 90°LR:
Implement Standard:
ASME/ANSI  B16.9
GB/T12459-2017      GB/T13401-92
SH3408-96                SH3409-96
JIS B2311-B2313
HG/T21635   SY/T0510
DIN2605

Material Quality Of Product:
304,2205,2520,904L,316L, 304L,321,347,317L,310S, S31803,2507...

Diameter Range:
1/2"-48"
 

180°/RETURNLR/SR:
Implement  Standard:
ASME/ANSI B16.9
GB/T12459-2017     GB/T13401-92
SH3408-96             SH3409-96
JIS B2311-B2313
HG/T21635           SY/T0510
DIN2605

Material Quality Of Product:
304,2205,2520,904L,316L,
304L,321,347,317L,310S,
S31803,2507

Diameter Range
1/2"-48"

 

ELBOW  90°SR
Implement Standard:
ASME/ANSI B16.9
GB/T12459-2017    GB/T13401-92
SH3408-96        SH3409-96
JIS   B2311-B2313
HG/T21635     SY/T0510
DIN2605

Material Quality  Of Product:
304,2205,2520,904L,316L,
304L,321,347,317L,310S,
S31803,2507...

Diameter  Range:
1/2"-48*

Stainless Steel Flnage:
Implement Standard:
HG/T20592-20626
JB/T74-94-JB/T86.2-94
GB/T9112-9124
ASME/ANSL B16.5 / B16.47
DIN 2501-2638  BS4504
JIS 2220   EN1092

Material Quality Of Product:
304,2205,2520,904L,316L, 304L,321,347,317L,310S, 
S31803,2507

Diameter Range:
1/2"-48"

 

Stainless Steel CON. Reducer:
Implement Standard:
ASME/ANSI B16.9
GB/T12459-2017       GB/T13401-92
SH3408-96         SH3409-96
JIS B2311-B2313
HG/T21635      SY/T0510
      
Material Quality Of Product:
304,2205,2520,904L,316L,
304L,321,347,317L,310S,
S31803,2507

Diameter Range:
1/2"-48*
 

Stainless Steel Equal Tee:
Implement Standard:
ASME/ANSI    B16.9
GB/T12459-2017      GB/T13401-92
SH3408-96       SH3409-96
JIS B2311-B2313
HG/T21635      SY/T0510
DIN2605-2617

Material Quality Of Product:
304,2205,2520,904L,316L, 304L,321,347,317L,310S, S31803,2507

Diameter Range:
1/2"-48