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what's the standard weight of ASME B 16.47 SER.B (API 605) HG 20625?

what's the standard weight of ASME B 16.47 SER.B (API 605) HG 20625?
Update Time:2019-09-25
Standard weight of ASME B 16.47 SER.B welding neck flanges and blind flanges
SIZE
Weight of Class 150
Weight of Class 300
Weight of Class 600
Weight of Class 900
DN
NPS
WN FLANGE
BLIND FLANGE
WN FLANGE
BLIND FLANGE
WN FLANGE
BLIND FLANGE
WN FLANGE
BLIND FLANGE
650
26"
54.5
169.4
181.6
411.8
249.7
512.1
476.7
991.6
700
28"
63.6
206.2
204.3
464.5
295.1
647.9
620.1
1254.0
750
30"
68.1
246.6
249.7
567.1
367.8
818.2
826.3
1513.7
800
32"
77.2
294.2
311
706.5
431.3
980.2
937.6
1754.8
850
34"
95.4
355.5
340.5
780.5
547.1
1200.9
1112.3
2077.6
900
36"
109.0
404.1
381.4
872.2
608.4
1368.0
1144.1
2253.3
950
38"
131.7
494.5
415.5
1024.7
/
/
/
/
1000
40"
140.8
566.2
449.5
1157.3
/
/
/
/
1050
42"
156.7
632.5
515.3
1305.8
/
/
/
/
1100
44"
168
716.9
560.7
1500.2
/
/
/
/
1150
46"
197.5
828.1
667.4
1709.8
/
/
/
/
1200
48"
218
928.5
715.1
1899.1
/
/
/
/
1250
50"
236.1
1037.0
776.4
2101.6
/
/
/
/
1300
52"
249.7
1168.6
835.4
2313.6
/
/
/
/
1350
54"
281.5
1293.0
899
2577.9
/
/
/
/
1400
56"
295.1
1427.4
1178.2
3015.5
/
/
/
/
1450
58"
354.2
1616.3
1257.6
3335.6
/
/
/
/
1500
60"
386.9
1776.6
1303
3623.0
/
/
/
/
Large-caliber flange ASME B 16.47 is one kind of the flanges. It is widely used and popularized in mechanical industry, chemical industry, wind power industry and sewage treatment industry. Forged flanges in large size have been praised and favored by users. Large-caliber flanges are widely used. The production process is divided into rolling and forging, and the extra large flanges can only be rolled. Material is carbon steel, stainless steel and alloy steel, etc.
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