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AISI H12
Category Steel
Class Tool steel
Type Chromium hot work steel
Designations  Germany: DIN 1.2606
Italy: UNI KU
Japan: JIS SKD62
United Kingdom: B.S. BH 12
United States: ASTM A681 , FED QQ-T-570 , SAE J437 , SAE J438 , SAE J467 , UNS T20812

Composition
ElementWeight %
C  0.30-0.40 
Mn  0.20-0.50 
Si  0.80-1.20 
Cr  4.75-5.50 
Ni  0.3 
Mo  1.25-1.75 
W  1.00-1.70 
V  0.5 
Cu  0.25 
P  0.03 
S  0.03 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 7.7-8.03 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 190-210 25  
Glossary
STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.