ANSI/ASME B18.2.4.6M

ANSI/ASME B18.2.4.6M

Metric Heavy Hex Nuts H=D

Standards:

Equivalent norm:

DIN 934 H=D, ISO 4033

Materials:

SA 194 - Gr.2H, Gr.4, Gr.7, Gr.16
SA 194 - Gr.2HM, Gr.7M (NACE conforming)
SA 194 - Gr.8, 8M, 8T
SA 540
1.7225 / 42CrMo4+QT (GC)
1.4980 / X6NiCrTiMoVB25-15-2+QT (SD)
1.4923 / X22CrMoV12-1+QT (V,VH)
Inconel 625 / 2.4856, Inconel 718 / 2.4668, Alloy 825,
all materials

H=D nut for using with studbolts. Usually for petrochemical, Oil & Gas industry. Similar to ISO 4033 but with bigger hexagon dia. A/F

Table of Sizes

desm
M1222.78 - 24.2520.16 - 21.0011.9 - 12.3
M1426.17 - 27.1723.16 - 24.0013.6 - 14.3
M1629.56 - 31.1826.16 - 27.0016.4 - 17.1
M2037.29 - 39.2633.0 - 34.019.4 - 20.7
M2239.55 - 41.5735.0 - 36.022.3 - 23.6
M2445.20 - 47.3440.0 - 41.022.9 - 24.2
M2750.85 - 53.1245.0 - 46.026.3 - 27.5
M3055.37 - 57.7449.0 - 50.029.1 - 30.7
M3666.44 - 69.2858.8 - 60.035.0 - 36.6
M4277.41 - 80.8367.9 - 70.040.4 - 42.0
M4888.46 - 92.3877.6 - 80.046.4 - 48.0
M5699.41 - 103.9287.2 - 90.054.1 - 56.0
M64110.35 - 115.4796.8 - 100.062.1 - 64.0
M72121.30 - 127.02106.4 - 110.070.1 - 72.0
M80132.24 - 138.56116.0 - 120.078.1 - 80.0
M90148.77 - 155.88130.5 - 135.087.8 - 90.0
M100165.30 - 173.21145.0 - 150.097.8 - 100.0

More info about ANSI/ASME B18.2.4.6M - Metric Heavy Hex Nuts H=D

1.7218 / 25CrMo4+QT (KG)

1.7225 / 42CrMo4+QT (GC)

1.7709 / 21CrMoV5-7+QT (GA)

1.4913 / X19CrMoNbVN11-1+QT (VW)

1.4923 / X22CrMoV12-1+QT1  (V)

1.4980 / X6NiCrTiMoVB25-15-2 (SD)

1.4986 / X7CrNiMoBNb16-16 (SD)

1.7729 / 20CrMoVTiB4-10, DUREHETE 1055, Alloy T41

ASTM/ASME 2H, Gr.7, Gr.16, Gr.8, Gr.8M