Weight of Eccentric Reducer Archives | Quality Manufacturer of Industrial Pipe Fittings https://www.zzfittings.com/tag/weight-of-eccentric-reducer/ Top Steel Pipe Fittings Manufacturer Thu, 27 Jun 2024 10:34:07 +0000 zh-Hans hourly 1 https://wordpress.org/?v=6.9.4 224578074 Specification of Stainless Steel Eccentric Reducer https://www.zzfittings.com/specification-of-stainless-steel-eccentric-reducer/ Thu, 27 Jun 2024 10:27:31 +0000 https://www.zzfittings.com/?p=6083 Stainless steel eccentric reducer refers to a reducer w […]

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Stainless steel eccentric reducer refers to a reducer with a center that is not in the same straight line. It is mainly used to connect two pipes of different diameters and is a common pipe connection accessory.
Stainless steel eccentric reducer has advantages such as corrosion resistance, high temperature resistance, and high pressure resistance, making it suitable for various complex environments. It can achieve smooth transition of pipeline diameter, reduce fluid resistance, and improve fluid transportation efficiency. The correct use of stainless steel eccentric reducer can not only change the flow path, but also save materials, smooth pipelines, prevent blockages, and improve work efficiency.

Standard for Stainless Steel Eccentric Reducer

The manufacturing of stainless steel eccentric reducer needs to be carried out in accordance with relevant national standards. The current standards mainly include GB/T 12459, GB/T 13041, SH 3408, ASME B16.9, etc. Among them, ASME B16.9 is the American standard for the production of welded pipe fittings, which mainly specifies the detailed dimensions, specifications, and tolerance ranges of various welded pipe fittings.
ASME B16.9 is a standard specification for factory manufactured seamless and welded elbows, tees, and reducers . ASME B16.9 standard is published by the American Society of Mechanical Engineers (ASME) and is primarily used to specify the size, shape, tolerances, and quality requirements for factory prefabricated elbows, tees, and reducers used in metal piping systems with diameters ranging from 1/2 inch to 48 inch.

Size Range3/4″ – 60″ / DN20 – 1500
Thickness ScheduleSCH 10 – SCH 80, SCH 160, XXS
America StandardANSI / ASME B16.9 / MSS SP 43
Stainless SteelASTM A403 WP304/304L/304H, 316/316L, 310S, 317, 347, 904L

Dimension of ASME B16.9 Eccentric Reducer

ASME B16.9 standard specifies the detailed dimensions and specifications of eccentric reducers, including the diameter, wall thickness, length, and other parameters of their major and minor ends.

OD1OD2END TO END
NPSNPSH
3/43/8 – 1/238
11/2 – 3/451
1 1/41/2 – 151
1 1/21/2 – 1 1/464
23/4 – 1 1/276
2 1/21 – 289
31 1/4 – 2 1/2102
42 – 3 1/2102
52 – 4127
62 1/2 – 5140
83 1/2 – 6152
104 – 8178
125 – 10203
146 – 12330
166 – 14356
188 – 16381
2010 – 18508
2212 – 20508
2412 – 22508
2612 – 24610
2814 – 26610
3014 – 28610
3220 – 30610
3422 – 32610
3622 – 34610
3824 – 36610
4028 – 38610
4228 – 40610
4432 – 42610
4634 – 44711
4836 – 46711

Tolerance

ASME B16.9 standard also specifies the tolerance range for stainless steel eccentric reducers to ensure accuracy in size and shape. The tolerance range covers multiple aspects such as length, wall thickness, inner diameter, and outer diameter, and manufacturers must ensure that the eccentric reducer produced is within these tolerance ranges.

TOLERANCES FOR BW REDUCER
DNNPSODIDH,F
15-651/2-2-1/2+1.6
-0.8		±0.8±2
80-903-3-1/2±1.6±1.6±2
1004± 1 6±1.6±2
125-2005-8+24
-1.6		±1.6±2
250-45010-18+4.0
-3.2		±3.2±2
500-60020-24+6.4
-4.8		±4.8±2
650-75026-30+6.4
-4.8		±4.8±5
800-120032-48+6.4
-4.8		±4.8±5

ASTM A403 Eccentric Reducer

The stainless steel eccentric reducer is made of high-quality stainless steel material, which has excellent corrosion resistance, mechanical properties, and processing performance, and can meet the requirements of various complex environments. ASTM A403 is a standard developed by the American Society for Testing and Materials (ASTM), specifically designed, manufactured, and inspected for forged or cast austenitic stainless steel and ferritic stainless steel fittings used in pressure applications. Common stainless steel grades include 304, 316, 316L, etc.
All stainless steel fittings produced according to the ASTM A403 standard must undergo a series of strict tests before leaving the factory, including but not limited to: chemical composition analysis: ensuring compliance with the specified chemical composition range. Mechanical performance testing: including tensile testing, hardness testing, impact testing, etc., to verify whether the strength, toughness, and plasticity of the product meet the standard requirements.

Chemical Composition

CHEMICALLIMITSCMnPSSiNiCrMo
ASTM A403 WP304MIN8.018.0
MAX0.082.000.0450.0301.0011.020.0
ASTM A403 WP316MIN10.016.02.00
MAX0.082.000.0450.0301.0014.018.03.00

Mechanical Properties

MATERIALASTM A403 WP304ASTM A403 WP316
T.S (MPA)515 min515 min
Y.S (MPA)205 min205 min
EL %28 min28 min

ASTM A403 standard ensures the reliability and durability of stainless steel eccentric reducer under various harsh working conditions by strictly regulating the design, manufacturing, and inspection processes of stainless steel fittings.
The production standards for stainless steel eccentric reducer cover multiple aspects such as materials, manufacturing, connection, inspection, and packaging transportation. During production and use, operations and testing should be strictly carried out in accordance with relevant standards to ensure their quality and safety.

How to Calculate the Weight of Eccentric Reducer

Formula for calculating the weight of stainless steel eccentric reducer

0.02466 × t ×[ (D+D1)/2-S] × H / 1000

 t: Wall thickness

D:Outside diameter of the larger end

D1:Outside diameter of the small end

H: End to end dimension

Weight List

Large  End
Normal  Size		SCH20SCH30STDSCH40SCH60XSSCH80SCH100SCH120SCH140SCH160XXS
DNNPS
20
25
32		3/4
1
1-1/4		0.06
0.12
0.16		0.07
0.14
0.19		0.07
0.14
0.19		0.09
0.18
0.25		0.09
0.18
0.25		0.12
0.24
0.32		0.15
0.31
0.45
40
50
65		1-1/2
2
2-1/2		0.25
0.37
0.79		0.29
0.46
0.85		0.29
0.46
0.85		0.38
0.63
1.12		0.38
0.63
1.12		0.51
0.93
1.46		0.70
1.20
2.00
80
90
100		3
3-1/2
4		0.97
1.28
1.45		1.11
1.52
1.81		1.11
1.52
1.81		1.50
2.09
2.51		1.50
2.09
2.51		3.182.09

3.76		2.71

4.60
125
150
200		5
6
8		5.576.163.04
4.35
7.12		3.04
4.35
7.12		8.884.33
6.55
10.8		4.33
6.55
10.8		12.75.63
8.35
15.1		16.96.86
10.4
18.6		8.02
12.2
18.0
250
300
350		10
12
14		8.18
11.1
24.6		9.99
14.6
29.5		11.8
16.5
29.6		11.8
17.8
34.3		16.0
24.3
46.0		16.0
21.8
39.0		18.8
29.5
57.4		22.5
35.7
70.8		26.0
41.7
81.5		30.4
46.5
92.0		33.7
53.3
102		30.4
41.7
400
450
500		16
18
20		30.5
36.8
65.5		36.5
51.3
86.7		36.6
44.1
65.5		48.3
65.3
102		62.7
86.2
138		48.3
58.3
86.7		79.7
107
174		96.2
130
213		112
152
247		130
171
284		143
193
316
550
600
650		22
24
26		72.2
78.9
136		95.6
117		72.2
78.9
103		143164
199		95.6
105
136		209
247		252
306		294
358		336
402		376
452
700
750
800		28
30
32		147
157
168		183
196
209		111
119
127		230147
158
168
850
900
950		34
36
38		179
189		223
236		135
143
151		245
282		179
190
200
1000
1050
1100		40
42
44		159
167
175		211
222
232
1150
1200
1300		46
48
52		213
222
241		283
296
1400
1500		56
60		259
278

Advantages and Scope of Application

Variety Material

Wide Application

High safety

Durable

Convenient installation

Good cost performance

Butt welding fittings are a very important component in pipeline fittings. They can connect pipelines, change the flow direction of pipelines, reduce fluid resistance, regulate flow rate, etc. Therefore, they are widely used in industries such as chemical, food, petroleum, natural gas, etc.

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