ASME B16.25 Elbow

Description

Product Description ASME B16.25 Elbow

ASME B16.25 Elbow is a vital component designed for use in piping systems across various industrial sectors. It facilitates changes in the direction of flow, ensuring efficient fluid conveyance and optimal system performance.

Features and Specifications

• Standards Compliance: Adheres to ASME B16.25, ensuring precise dimensional accuracy and seamless butt-welding ends.
• Material Options: Available in carbon steel, stainless steel, alloy steel, and other specialized materials to meet application needs.
• Sizes: Typically ranging from ½” to 48” (DN 15 to DN 1200), with larger sizes available upon request.
• Wall Thickness: Available in various schedules, including SCH 10, SCH 40, SCH 80, and more, per ASME B36.10M and ASME B36.19M.
• Angles: Commonly manufactured in 45°, 90°, and 180° configurations, with custom angles available.
• End Preparation: Delivered with beveled ends prepared for butt-welding, in accordance with ASME B16.25 standards.

ASME B16.25 Elbow Dimensions

45-Degree Elbow Dimensions Chart (in lbs)

NPS	O.D. D	90 deg LR Center-to-End A	45 deg Long Radius Center-to-End B	90 deg 3D Center-to-End A	45 deg 3D Center-to-End B
1/2	21.3	38	16	–	–
3/4	26.7	38	19	57	24
1	33.4	38	22	76	31
1¼	42.2	48	25	95	39
1½	48.3	57	29	114	47
2	60.3	76	35	152	63
2½	73	95	44	190	79
3	88.9	114	51	229	95
3½	101.6	133	57	267	111
4	114.3	152	64	305	127
5	141.3	190	79	381	157
6	168.3	229	95	457	189
8	219.1	305	127	610	252
10	273	381	159	762	316
12	323.8	457	190	914	378
14	355.6	533	222	1067	441
16	406.4	610	254	1219	505
18	457	686	286	1372	568
20	508	762	318	1524	632
22	559	838	343	1676	694
24	610	914	381	1829	757
26	660	991	406	1981	821
28	711	1067	438	2134	883
30	762	1143	470	2286	964
32	813	1219	502	2438	1010
34	864	1295	533	2591	1073
36	914	1372	565	2743	1135
38	965	1448	600	2896	1200
40	1016	1524	632	3048	1264
42	1067	1600	660	3200	1326
44	1118	1676	695	3353	1389
46	1168	1753	727	3505	1453
48	1219	1829	759	3658	1516

90 Degree Elbow Dimensions Chart (in lbs)

Inch.	ND	millimeter	Center to center	Radius	Center to end	Back to face
D			O	A	B	K
1/2	15	21,34	76,20	38,10	15,87	47,62
3/4	20	26,67	57,15	28,57	11,11	42,86
1	25	33,40	76,20	38,10	22,22	55,56
1 1/4	32	42,16	95,25	47,60	25,40	69,85
1 1/2	40	48,26	114,30	57,15	28,57	82,55
2	50	60,32	152,40	76,20	34,92	106,40
2 1/2	65	73,02	190,50	95,25	44,45	131,80
3	80	88,90	228,60	114,30	50,80	158,75
3 1/2	90	101,60	266,70	133,35	57,15	184,15
4	100	114,30	304,80	152,40	63,50	209,55
5	125	141,30	381,00	190,50	79,38	261,90
6	150	168,27	457,20	228,60	95,25	312,70
8	200	219,07	609,60	304,80	127,00	414,30
10	250	273,05	762,00	381,00	158,75	517,50
12	300	323,85	914,40	457,20	190,50	619,10
14	350	355,60	1066,80	533,40	222,25	711,20
16	400	406,40	1219,20	609,60	254,00	812,80
18	450	457,20	1371,60	685,80	285,74	914,40
20	500	508,00	1524,00	762,00	317,50	1016,00
22	550	558,80	1676,40	838,20	342,90	1117,60
24	600	609,60	1828,80	914,40	381,00	1219,20
28	700	711,20	2133,60	1066,80	441,90	1422,40

180 Degree Elbow Dimensions Chart (in lbs)

Normal Pipe Size	Outside Daimeter D	ASME 180 degree Long Rad		ASME 180 degree Short Rad
		Center to Center O	Back to Face K	Center to Center O	Back to Face K
1/2	21.3	76	48	…	…
3/4	26.7	76	51	…	…
1	33.4	76	56	51	41
1.1/4	42.2	95	70	64	52
1.1/2	48.3	114	83	76	62
2	60.3	152	106	102	81
2.1/2	73	190	132	127	100
3	88.9	229	159	152	121
3.1/2	101.6	267	184	178	140
4	114.3	305	210	203	159
5	141.3	381	262	254	197
6	168.3	457	313	305	237
8	219.1	610	414	406	313
10	273	762	518	508	391
12	323.8	914	619	610	467
14	355.6	1067	711	711	533
16	406.4	1219	813	813	610
18	457	1372	914	914	686
20	508	1524	1016	1016	762
22	559	1676	1118	1118	838
24	610	1829	1219	1219	914
Normal Pipe Size	Outside Daimeter D	180 degree Long Rad		180 degree Short Rad
		Center to Center O	Back to Face K	Center to Center O	Back to Face K

ASME B16.25 Elbow Weight

ASME B16.25 45-degree Elbow Weight Chart (in lbs)

Nominal Pipe Size (NPS)	Schedule 40	Schedule 80	Schedule 160
1/2"	0.6	0.9	1.3
3/4"	0.8	1.2	1.7
1"	1.1	1.6	2.2
1 1/4"	1.4	2.1	3.0
1 1/2"	1.8	2.7	3.7
2"	2.6	4.0	5.5
2 1/2"	4.1	6.2	8.4
3"	5.7	8.6	11.5
4"	8.6	12.7	17.0
5"	11.3	17.0	22.7
6"	14.5	21.8	29.5
8"	20.5	30.7	41.0
10"	28.0	42.0	56.0
12"	36.8	55.2	73.5
14"	48.3	72.4	96.5
16"	60.5	90.7	120.5
18"	74.4	111.6	148.0
20"	89.9	134.9	179.5
24"	114.0	171.0	228.0
30"	162.0	243.0	324.0
36"	212.0	318.0	424.0
42"	274.0	411.0	548.0
48"	352.0	528.0	704.0

ASME B16.25 90-degree Elbow Weight Chart (in lbs)

Nominal Pipe Size (NPS)	Schedule 40	Schedule 80	Schedule 160
1/2"	0.7	1.0	1.4
3/4"	1.0	1.4	2.0
1"	1.3	1.9	2.6
1 1/4"	1.6	2.4	3.3
1 1/2"	2.1	3.0	4.0
2"	2.9	4.4	5.9
2 1/2"	4.5	6.8	9.1
3"	6.5	9.7	12.9
4"	9.7	14.6	19.5
5"	12.7	19.0	25.3
6"	16.5	24.8	33.0
8"	23.0	34.5	46.0
10"	31.5	47.3	63.7
12"	40.9	61.4	81.9
14"	53.1	79.7	106.0
16"	66.0	99.0	132.0
18"	80.7	121.0	160.0
20"	97.5	146.0	194.0
24"	123.5	185.0	246.0
30"	177.0	265.5	354.0
36"	234.0	351.0	468.0
42"	304.0	456.0	608.0
48"	388.0	582.0	776.0

ASME B16.25 180 Degree Elbow Weight Chart (in lbs)

Nominal Pipe Size (NPS)	Schedule 40	Schedule 80	Schedule 160
1/2"	1.1	1.5	2.0
3/4"	1.4	2.0	2.8
1"	1.8	2.7	3.6
1 1/4"	2.3	3.4	4.5
1 1/2"	3.0	4.4	5.9
2"	4.3	6.4	8.5
2 1/2"	6.7	10.1	13.4
3"	9.4	14.1	18.7
4"	14.0	20.9	27.8
5"	18.5	27.5	36.7
6"	24.0	35.8	47.8
8"	33.0	49.5	66.0
10"	44.5	66.8	89.0
12"	56.0	84.0	112.0
14"	71.0	106.5	142.0
16"	88.0	132.0	176.0
18"	108.0	162.0	216.0
20"	128.0	192.0	256.0
24"	160.0	240.0	320.0

ASME B16.25  45, 80, 180 Degree Tolerance

Parameter	Tolerance
Angle	±1° for all angles (45°, 90°, 180°)
Outside Diameter (OD)	±1% of nominal OD or ±0.5 mm, whichever is greater
Wall Thickness (WT)	±12.5% of specified wall thickness
Center-to-End Dimensions	±1.5% of the nominal dimension or ±3 mm, whichever is greater
Out-of-Roundness	≤1% of the nominal OD
End Preparation	±1 mm for length and ±2° for bevel angle
Surface Finish	Free from defects such as cracks, dents, or visible seams
Marking Tolerance	Legible and durable markings in accordance with ASME, ANSI, or applicable standards

Angles:

Elbows are available in standard angles such as 45°, 90°, and 180° to accommodate different piping layout requirements and flow direction changes.

Applications:

• Oil and gas transmission pipelines
• Chemical processing plants
• Petrochemical refineries
• Power generation facilities
• Water treatment plants
• Pharmaceutical industries
• Food processing plants
• HVAC systems
• And more

Features:

• Exceptional corrosion resistance for prolonged service life
• High mechanical strength and durability to withstand demanding operating conditions
• Precision manufacturing for seamless fit and alignment, ensuring leak-free performance
• Smooth surface finish for efficient welding and reduced flow turbulence
• Easy installation and maintenance, contributing to cost-effectiveness and operational efficiency
• Wide temperature and pressure range capability, ensuring adaptability to diverse operating environments