» Technical » Stud Bolts Dimensions for ASME B16.47 Series B Class 75 RF flanges

Stud Bolts Dimensions for ASME B16.47 Series B Class 75 RF flanges

July 12, 2024

NPSND
26365/8
28405/8
30445/8
32485/8
34525/8
36403/4
38403/4
40443/4
42483/4
44367/8
46407/8
48447/8
50447/8
52487/8
54487/8
56401
58441
60441
*n: number of bolts; D: diameter of the stub bolts, unit is inch.

NPSLMass
261150.254
281150.254
301150.254
321180.258
341180.258
361290.427
381330.434
401330.434
421360.440
441510.659
461540.667
481570.676
501600.681
521600.681
541630.688
561750.974
581790.988
601851.007
*L: length of stub bolts, unit is mm; Mass: mass of boltings for ASME B16.47 Series B Class 75 flanges, unit is kg.

Dimensions & Masses of the Boltings

Boltings for Series A Flanges in Classes
150#300#400#
600#900#-
*Click to view the dimensions & masses of the stud bolt with two heavy hex nuts for series A flange.

Boltings for Series B Flanges in Classes
75#150#300#
400#600#900#
*Click to view the dimensions & masses of the stud bolt with two heavy hex nuts for series B flange.

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