ISO 4033

ISO 4033

HEAVY HEX NUT H=D

Standards:

Equivalent norm:

DIN 934 H=D

Materials:

SA 194 - Gr.2H, Gr.4, Gr.7, Gr.16 IN STOCK M12 - M64
SA 194 - Gr.2HM, Gr.7M (NACE conforming) IN STOCK M12 - M30
SA 194 - Gr.8, 8M, 8T IN STOCK M12 - M30
SA 540
1.7218 / 25CrMo4+QT (KG) IN STOCK M12 - M30
1.7709 / 21CrMoV5-7+QT (GA)
1.4923 / X22CrMoV12-1+QT (V,VH) IN STOCK M12 - M30
1.4980 / X6NiCrTiMoVB25-15-2+QT (SD)
ASTM A 453 GR 660 Class A / B / C / D
Inconel 625 / 2.4856, Inconel 718 / 2.4668, Alloy 825
all materials

H=D nut for using with studbolts. Usualy for petrochemical, Oil & Gas industry. On stock: M8 - M64 standard thread, M33 - M64 also in fine thread. H.D.G oversize on stock too.

Table of Sizes

desm
M8min 14.3812.73 - 13.007.14 - 7.50
M10min 17.7715.73 - 16.008.94 - 9.30
M12min 20.0317.73 - 18.0011.57 - 12.00
M14min 23.3620.67 - 21.0013.40 - 14.10
M16min 26.7523.67 - 24.0015.70 - 16.40
M20min 32.9529.16 - 30.0019.00 - 20.30
M24min 39.5535.0 - 36.022.60 - 23.90
M30min 50.8545.0 - 46.027.30 - 28.60
M36min 60.7953.8 - 55.033.10 - 34.70

More info about ISO 4033 - HEAVY HEX NUT 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