Hot Work Steels

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Hot wok tool steel with high hardness, specially developed for use in warm forging applications or for forging dies.


Vacuum remelted hot work tool steel with a good temper resistance, but tougher than W403.


Vacuum remelted hot work tool steel with high temper resistance and therefore maximum resistance to heat checking.


BÖHLER special steels and tools for tube and rod extrusion
Hot work tool steels for the forging process
BÖHLER tool steels for the pressure die casting industry
BÖHLER tool steels for the pressure die casting industry - Technical details


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Survey of hot work tool steels
Hot work tool steel offering high impact strength and excellent hot tensile properties.
BÖHLER W300 is available in ISODISC and ISOBLOC (ESR).

Hot work tool steel featuring excellent hot tensile properties, high hot wear resistance, adequate toughness and heat checking resistance.
BÖHLER W302 is available in ISODISC and ISOBLOC (ESR).

Hot work tool steel featuring excellent hot tensile properties, high retention of hardness, good toughness and resistance to heat checking.
BÖHLER W303 is available in ISODISC and ISOBLOC (ESR).

Hot work tool steel featuring a fine combination of heat checking resistance, hot strength and impact strength; admits water cooling. BÖHLER W320 is also available in the special grades ISODISC and ISOBLOC with improved homogeneity and increased toughness.
Hot work tool steel exhibiting fine heat checking resistance, superior hot tensile and good impact properties.
Cobalt enables the steel to perform under high duty conditions.
BÖHLER W321 is available in ISODISC and ISOBLOC (ESR).

Die block steel for oil and air hardening with excellent toughness and through hardening characteristics.
Ultra-high-strength maraging steel.
Highly creep and corrosion resisting, precipitation hardening austenitic steel.
Modified A286 for extrusion tools.



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