ASME/ANSI B18.2.2-1.1.1.2-2022

Single chamfered small patten hexagon machine screw nuts(big on edge)-Table 1.1.1-2

ASME/ANSI B18.2.2-1.1.1.4-2022

Hex flat nuts-Table 1.1.1-4

ASME/ANSI B18.2.2-1.1.1.4-2022

Hex flat jam nuts-Table 1.1.1-4

ASME/ANSI B18.2.2-1.1.1.5-2022

Hexagon nuts-washer faced-Table 1.1.1-5

ASME/ANSI B18.2.2-1.1.1.5-2022

Hex jam nuts-washer faced-Table 1.1.1-5

ASME/ANSI B18.2.2-1.1.1.7-2022

Hexagon thick nuts-washer faced-Table 1.1.1-7

GB/T 1231-2024

High strength large hexagon nuts for steel structure

CB/T 4568-2025

Hexagon nut for D3 shackle

ISO 4032-2023

Single chamfered hexagon nut,Style 1

ISO 8673-2023

Single chamfered hexagon nuts, style 1,with metric fine pitch thread