Ring Joint Facings for Class 900 ASME B16.5 Flanges

1. Technical drawings of ring joint facings for Class 900 ASME B16.5 Flanges.

ring-joint-facings-for-class-900-asme-b16.5-flanges-drawing
The typical drawing of ring joint facings for Class 900 flanges manufactured to ASME B16.5.

2. Dimensions of ring joint facings for Class 900 Flange Joints and Groove.

NPSGroove NumberP
inch
mm
E
inch
mm
F
inch
mm
R
inch
mm
K
inch
mm
S
inch
mm
3"314.875
123.83
0.312
7.92
0.469
11.91
0.03
0.8
6.12
156
0.16
4
4"375.875
149.23
0.312
7.92
0.469
11.91
0.03
0.8
7.12
181
0.16
4
5"417.125
180.98
0.312
7.92
0.469
11.91
0.03
0.8
8.50
216
0.16
4
6"458.312
211.12
0.312
7.92
0.469
11.91
0.03
0.8
9.50
241
0.16
4
8"4910.625
269.88
0.312
7.92
0.469
11.91
0.03
0.8
12.12
248
0.16
4
10"5312.750
323.85
0.312
7.92
0.469
11.91
0.03
0.8
14.25
362
0.16
4
12"5715.000
381.00
0.312
7.92
0.469
11.91
0.03
0.8
16.50
419
0.16
4
14"6215.625
419.10
0.438
11.13
0.656
16.66
0.06
1.5
18.38
467
0.16
4
16"6617.875
469.90
0.438
11.13
0.656
16.66
0.06
1.5
20.62
254
0.16
4
18"7020.375
533.40
0.500
12.70
0.781
19.84
0.06
1.5
23.38
594
0.19
5
20"7422.000
584.20
0.500
12.70
0.781
19.84
0.06
1.5
25.50
648
0.19
5
24"7826.500
692.15
0.625
15.88
1.062
26.97
0.09
2.4
30.38
772
0.22
6

1.For denotation of ” NPS, P, E, F, R, K, S “, please refer to ring joint facings for Class 300 ASME B16.5 flanges.

2. All dimensions are provided in mm and inch unit. The depth of the groove, E, shall be furnished with the same dimension as the height of the raised portion. The groove number of  ring joint facings for class 900 shall match the type R ring gaskets manufactured to ASME B16.20.

Ring Joint Facings for ASME B16.5 Flanges Classified by Classes
Class 150Class 300Class 400Class 600Class 900Class 1500Class 2500

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