Class 900 Flange Dimensions, ANSI B16.5 Class 900 LB Flanges

Class 900 Flange Dimensions

Class 900 Flange Manufacturers In India, Class 900 Series A and B Class 900 Flanges Dimension, Alloy Steel Class 900 Plate Flange, Carbon Steel Class 900 Flange, Manufacturer of Class 900 Flanges, Nickel Alloy 200 Class 900 Flange, Class 900 Flange, MSS SP-44 Class 900 Flanges in Mumbai, India.

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Specification Of Class 900 Flanges :

Size: 1/2" (DN15) ~ 60" (DN1500)

Pressure: Class 900

Type: Weld Neck, Threaded, Slip-On, Socket Weld, Lap Joint, Blind, Orifice Flange, Orifice Plate and Restriction Orifice Plate, Spectacle Blind, Spacer, Blanks

Face Type: Flat Face (FF), Raise Face (RF), Ring Joint (RJT)

Coating: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized

Dimension:  ANSI/ASME B16.5, ANSI/ASME B16.47 Series A (MSS SP-44), ANSI/ASME B16.47 Series B (API 605),
ANSI/ASME B16.36, ANSI/ASME B16.48 (API 590)


Class 900 LB Flange Dimensions In mm


Bolt And Stud Dimensions Chart - ASME B16.5 Flanges


900 LB. Flanges
Nominal Pipe Size # Bolts or Studs Dia of Bolts or Studs Length of Stud
1/4 RF
1/2 4 0.75 4-1/4
3/4 4 0.75 4-1/2
1 4 0.88 5
1-1/4 4 0.88 5
1-1/2 4 1.00 5-1/2
2 8 0.88 5-3/4
2-1/2 8 1.00 6-1/4
3 8 0.88 5-3/4
4 8 1.13 6-3/4
5 8 1.25 7-1/2
6 12 1.13 7-1/2
8 12 1.38 8-3/4
10 16 1.38 9-1/4
12 20 1.38 10
14 20 1.50 10-3/4
16 20 1.63 11-1/4
18 20 1.88 12-3/4
20 20 2.00 13-3/4
24 20 2.50 17-1/4

Class 900 Flange Pressure Rating

Rating Of Carbon Steel Flanges

Rating In “PSI”

The Table Shows The Maximum Pressure In PSI ASTM A105 / ASTM A350 LF2 / ASTM A350 LF3 / ASTM A350 LF6

Temperature (in F°) 900#
< 100 2220
200 2035
300 1965
400 1900
500 1810
600 1705
650 1650
700 1590
750 1520
800 1235
850 955
900 690
950 410
1000 255
Hydrostatic Test Pressure (psig) 3350

 


RATING IN BARS

TEMP C° 900#
   -29 / 38 153.2
50 150.4
100 139.8
150 135.2
200 131.4
250 125.8
300 119.5
325 116.1
350 112.7
375 109.1
400 104.2
425 86.3
450 69
475 52.3
500 35.3
538 17.7

 


RATING OF STAINLESS STEEL FLANGES

Flanges Pressure Rating in Bars ANSI Flanges (ASTM A182 F304L / ASTM A182 F316L)

TEMP C° 900#
-29 TO 38 124.1
50 120.1
100 104.4
150 94.2
200 87.5
250 82.4
300 78.2
325 76.4
350 75.2
375 74.3
400 72.9
425 71.6
450 70.2

 

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