Forged Flanges – Dimensions

ASME B16.47-A (MSS SP44)

LARGE DIAMETER FLANGES SPECIFICATIONS ASME B16.47-A (MSS-SP44)

RATINGNOMINAL PIPE SIZE
mm
OD FLANGE
O
FLANGE THICK-NESS WELD NECK
QA
FLANGE THICK-NESS BLIND
QB
OVERALL HEIGHT
YY
HUB DIAMETER
X
PCD
P
NUMBER HOLES
N
HOLE DIAMETER
HD
RF DIAMETER
R
RTJ DIAMETER
K
RING PITCH DIAMETER
RP
DEPTH GROOVE
E
WIDTH GROOVE
F
RING NUMBER
RN
15065087068.468.4121676806.42435.0749     
70092571.471.4126727863.62835.0800     
75098574.774.7137781914.42835.0857     
800106081.081.0145832977.92841.1914     
850111082.682.61508831028.73241.1965     
900117090.590.51589331085.83241.11022     
950124087.487.41589911149.43241.11073     
1000129090.590.516410411200.23641.11124     
30065097079.384.1185721876.32844.4749810749.312.719.893
700103585.890.5197775939.82844.4800861800.112.719.894
750109092.195.3210827997.02847.7857917857.212.719.895
800115098.6100.12238811054.12850.8914984914.414.223.096
8501205101.7104.82329371104.92850.89651035965.214.223.097
9001270104.8111.22429911168.43253.8102210921022.314.223.098
9501170108.0108.01819941092.23241.11029     
10001240114.4114.419410481155.73244.41086     
6006501015108.0125.5222748914.42850.8749810749.312.719.893
7001075111.2131.8235803965.22853.9800861800.112.719.894
7501130114.3139.72488621022.42853.9857917857.212.719.895
8001195117.5147.72609181079.52860.3914984914.414.223.096
8501245120.7154.02709731130.32860.39651035965.214.223.097
9001315123.9162.028310321193.82866.6102210921022.314.223.098
9501270152.4155.025410221162.02860.31054     
10001320158.8162.026410731212.83260.31111     
9006501085139.7160.4286775952.52073.0749832749.317.430.1100
7001170142.9171.52988321022.42079.3800889800.117.433.3101
7501230149.3182.63118891085.82079.3857946857.217.433.3102
8001315158.8193.73309461155.72085.79141003914.417.433.3103
8501395165.1204.834910061225.62092.09651067965.220.636.5104
9001460171.5214.436210641289.02092.0102211291022.320.636.5105
9501460190.5215.935210731289.02092.01099     
10001510196.9223.936411271339.82492.01162     

*RH SIZE:

 

*WN BORE J:

*AW DIAMETER OF NECK:

150 & 300 RATING 1.6mm INCLUDED IN QA, QB AND YY DIMENSION.

600 & 900 RATING 6.4mm NOT INCLUDED IN QA, QB AND YY DIMENSION.

TO BE SPECIFIED BY PURCHASER.

TO MATCH PIPE OD.

*All dimensions are in millimetres (mm)

*For tolerance please refer to ASME B16.47