NBK logo

Technical Data

Search by series
Technical Data

Conversion Table of Hardness

Conversion Table of Hardness

This page describes SAE J 417 "Conversion Table of Hardness".

ISO General Purpose Metric Screw Threads

ISO General Purpose Metric Screw Threads

This page describes JIS B 0205-2/4 / JIS B 0205 (old standard) / JIS B 0207 (old standard) "General purpose metric screw threads".

Unit Symbols and Volume Fomula

Unit Symbols and Volume Fomula

This page describes "Unit Symbol and Volume Calculation".

Deviations of Holes to be Used in Commonly Used Fits

Deviations of Holes to be Used in Commonly Used Fits

This page describes JIS B 0401 "Deviations of holes to be used in commonly used fits".

International System of Units

International System of Units

This page describes JIS Z 8203 "International System of Units (SI)".

Hexagon Socket Set Screws

Hexagon Socket Set Screws

This page describes JIS B 1177 "Hexagon socket set screws".

Taper Pipe Threads

Taper Pipe Threads

This page describes JIS B 0203 "Taper pipe threads".

Mechanical Properties of Fasteners Made of Carbon Steel and Alloy Steel

Mechanical Properties of Fasteners Made of Carbon Steel and Alloy Steel

This page describes JIS B 1051 "Mechanical properties of fasteners made of carbon Steel and alloy steel".

The Properties of Ceramic Screws

The Properties of Ceramic Screws

This page describes the properties of ceramic screws. It contains tables listing numerical value tables of physical properties and chemical resistance, as well as precautions on the use of ceramic screws. Compare specific gravity, volume resistivity and the like to select the ideal product.