Heat Treatment Defects

13/3-in.-diam gage - Tool steels - Fractography - Heat treatment defects
ASTM A 490 high-strength bolts - Fractography - Heat treatment defects
Acorn milling cutters - Tool steels - Fractography - Heat treatment defects
Alloy depletion - Quench cracking - Heat treatment defects
Alloy depletion - Quench cracking - Heat treatment defects
Alloy depletion in AISI 4140 steel - Heat treatment defects
Alloy inclusion defects - Quench cracking - Heat treatment defects
Alloy inclusion defects - Quench cracking - Heat treatment defects
Alloy inclusion defects - Quench cracking - Heat treatment defects
Alloy inclusion defects - Quench cracking - Heat treatment defects
Alloy inclusion defects - Quench cracking - Heat treatment defects
Anneal color - Heat treatment defects
Bad heat treated structure - Heat treatment defects
Bad spheroidised annealing structure - Heat treatment defects
Barberpole - Heat treatment defects
Boring cutters - Tool steels - Fractography - Heat treatment defects
Breaks by an unfavorable microstructure - Heat treatment defects
Broken A2 punch - Not tempered - Heat treatment defects
Broken nitrided case - Heat treatment defects
Cam - Tool steels - Fractography - Heat treatment defects
Carburization by soft annealing - Heat treatment defects
Case depth too deep - Heat treatment defects
Changes in volume due to phase transformation - Heat treatment defects
Chemical segregation - Quench cracking - Heat treatment defects
Chemical segregation - Quench cracking - Heat treatment defects
Chemical segregation AISI 1144 steel - Heat treatment defects
Chemical segregation AISI 4140 steel - Heat treatment defects
Coarse carbides by multiple annealing - Heat treatment defects
Coil break - Heat treatment defects
Coil breaks - Heat treatment defects
Coil temper digs - Heat treatment defects
Coil wrench mark - Heat treatment defects
Common heat treatment defects
Cooling cracks - Tool steels - Heat treatment defects
Crack initiated from the rolling seam in AISI 8630 steel - Heat treatment defects
Crack present in hot work die steel before nitriding shown by Macro-Etching - Heat treatment defects
Crack promoted by the seam in AISI type 403 stainless steel - Heat treatment defects
Cracked in sharp cornes - Tool steels - Fractography - Heat treatment defects
Cracked roll - Tool steels - Fractography - Heat treatment defects
Cracking is promoted by inclusion defects in AISI 1144 steel - Heat treatment defects
Cracking is promoted by inclusion defects in AISI 1144 steel - Heat treatment defects
Cracking is promoted by inclusion defects in AISI 4150 steel - Heat treatment defects
Cracking of a nitrided quill shaft - Heat treatment defects
Cracks in the edge of the tool - Tool steels - Fractography - Heat treatment defects
D2 steel draw die insert – Incipient melting - Heat treatment defects
Dark rim around both the surface and the crack - Heat treatment defects
Decarburization - Heat treatment defects
Decarburization - Heat treatment defects
Decarburization at heat treated material - Heat treatment defects
Decarburization of hardened 5160 spring steel bar - Front wheel drive - Heat treatment defects
Decarburized surface of Hadfield Mn steel produces epsilon martensite - Heat treatment defects
Degenerated pearlite within bainite - Heat treatment defects
Die cracked in hardening - Tool steels - Fractography - Heat treatment defects
Die failed in service - Tool steels - Fractography - Heat treatment defects
Die were tempered after the quench - Tool steels - Fractography - Heat treatment defects
Excessive heating - Quench cracking - Heat treatment defects
Excessive heating of AISI 4140 steel - Heat treatment defects
Excessive quenching stress - Tool steels - Fractography - Heat treatment defects
Extent of hardening - Heat treatment defects
Extent of the heat-affected zone produced during flame cutting - Heat treatment defects
Failed over-austenitized A2 rotary knife - Heat treatment defects
Feather - Heat treatment defects
Ferrite in the heat treated structure - Heat treatment defects
Flakes - Tool steels - Heat treatment defects
Flame impingement – Local melting - Heat treatment defects
Fracture of high-speed steel bar after single quench - Tool steels - Fractography - Heat treatment defects
Fracture of sensitized 304 stainless steel - Heat treatment defects
Fracture through Sigma phase - Heat treatment defects
Friction martensite by a mechanical damage - Heat treatment defects
Friction martensite by scraping - Heat treatment defects
Grinding cracks - Quench cracking - Heat treatment defects
Gripper die - Tool steels - Fractography - Heat treatment defects
Heavy case at both the ID and OD - Heat treatment defects
High-speed steel (18-4-1 type) wheel-forming tool - Tool steels - Fractography - Heat treatment defects
High-speed steel reamer - Tool steels - Fractography - Heat treatment defects
Hobbing die - Tool steels - Fractography - Heat treatment defects
Hobbled bullet - Tool steels - Fractography - Heat treatment defects
Improper steel chemistry - Quench cracking - Heat treatment defects
Inadequate annealing - Heat treatment defects
Incipient melting - Heat treatment defects
Incipient melting of M2 high-speed steel - Heat treatment defects
Inclusion stringers - Blue fracture test - Heat treatment defects
Induction hardening of gear teeth - Heat treatment defects
Insufficient Through-Hardening - Heat treatment defects
Insufficient austenitization at the quenching - Heat treatment defects
Longitudinal splitting - Heat treatment defects
Low hardening temperature I - Tool steels - Fractography - Heat treatment defects
Low hardening temperature II - Tool steels - Fractography - Heat treatment defects
Manganese oil-hardening steel die which cracked in heat—treatment - Tool steels - Fractography - Heat treatment defects
Microstructure of DSS 329 mod. - Heat treatment defects
Nitriding - Heat treatment defects
No heat treatment - Heat treatment defects
Non-uniform heat transfer in AISI 1045 steel - Heat treatment defects
Non-uniform heating of AISI 4140 steel - Heat treatment defects
Non-uniform heat transfer - Quench cracking - Heat treatment defects
Non-uniform heat transfer - Quench cracking - Heat treatment defects
Non-uniform heating - Quench cracking - Heat treatment defects
Partial renewed formation of pearlite - Heat treatment defects
Partially hardened core microstructure - Heat treatment defects
Porosity - Quench cracking - Heat treatment defects
Premature tempering accounted for the cracking during treatment - Tool steels - Fractography - Heat treatment defects
Prior steel structure - Quench cracking - Heat treatment defects
Prior steel structure of AISI 403 stainless steel - Heat treatment defects
Punches, 2 1/4-in,-diam - Tool steels - Fractography - Heat treatment defects
Quench crack at fillet radius in AISI 4142 steel - Heat treatment defects
Quench crack in AISI 4140 steel - Heat treatment defects
Quench crack in AISI 4340 steel - Heat treatment defects
Quench crack in AISI 5160 part - Heat treatment defects
Quench crack in W2 Water-Hardening part - Heat treatment defects
Quench crack initiating from machine groove in AISI 4140 steel - Heat treatment defects
Quench crack propagating from machine burr in AISI 4118 carbonized steel - Heat treatment defects
Quench cracking - Heat treatment defects
Quench cracking promoted by Non-metallic inclusions in AISI 4140 steel - Heat treatment defects
Quench cracks - Heat treatment defects
Quench cracks - Heat treatment defects
Quenched from an excessively high temperature - Tool steels - Fractography - Heat treatment defects
Quenching crack - Heat treatment defects
Quenching crack - Tool steels - Fractography - Heat treatment defects
Quenching crack I - Heat treatment defects
Quenching crack II - Heat treatment defects
Quenching crack III - Heat treatment defects
Rail-ending blade - Tool steels - Fractography - Heat treatment defects
Renewed formation of bainite - Heat treatment defects
Renewed formation of pearlite - Heat treatment defects
Renewed formation of pearlite at the spheroidising - Heat treatment defects
Residual stress - Heat treatment defects
Residual stress due to heating and cooling - Heat treatment defects
Residual stress in induction hardening - Heat treatment defects
Residual stress patterns due to thermal and transformation volume changes - Heat treatment defects
Retained austenite - Heat treatment defects
Roll mark (temper mill) - Heat treatment defects
Rotary slitter knife - Tool steels - Fractography - Heat treatment defects
Section size - Heat treatment defects
Severity of quench - Quench cracking - Heat treatment defects
Shape wave - Heat treatment defects
Sharp corners - Tool steels - Fractography - Heat treatment defects
Sheet wrench mark - Heat treatment defects
Si-Mn-Mo tie plate punches - Heat treatment defects
Si-Mn-Mo tie plates punches - Heat treatment defects
Spalled corners - Tool steels - Fractography - Heat treatment defects
Spreader marks - Heat treatment defects
Stress cracking during heating - Heat treatment defects
Stress risers: Fillets - Quench cracking - Heat treatment defects
Stress risers: Forge Laps - Quench cracking - Heat treatment defects
Stress risers: Forge laps - Quench cracking - Heat treatment defects
Stress risers: Rolling seam - Quench cracking - Heat treatment defects
Stress risers: Rolling seam - Quench cracking - Heat treatment defects
Stress risers: Rolling seam - Quench cracking - Heat treatment defects
Stress risers threads, gear roots and machining marks - Quench cracking - Heat treatment defects
Stretcher strain - Heat treatment defects
Stricker mark - Heat treatment defects
Strong carbide precipitate - Heat treatment defects
Strong cementite lattice - Heat treatment defects
Strong complete decarburization - Heat treatment defects
Strong core segregation - Heat treatment defects
Strong decarburization at a billet corner - Heat treatment defects
Strong surface decarburization - Heat treatment defects
Structure influence by separating - Heat treatment defects
Surface conditions from prior machining will act as stress risers (areas of dimensional changes) - Quench cracking - Heat treatment defects
Surface cooling cracks - Tool steels - Heat treatment defects
Thread chaser - Tool steels - Fractography - Heat treatment defects
Thumb—nail cracks on the chisel I - Tool steels - Fractography - Heat treatment defects
Thumb—nail cracks on the chisel II - Tool steels - Fractography - Heat treatment defects
Torsion twist failure AISI S7 super-duty dragster axle - Heat treatment defects
Transformation products occurs during quenching - Heat treatment defects
Transformation temperature range (Ms-Mf) - Heat treatment defects
Transformation temperature range (Ms-Mf) - Quench cracking - Heat treatment defects
Two sharp corners - Tool steels - Fractography - Heat treatment defects
Under-austenitization - Heat treatment defects
Under-austenitization – L6 punch - Heat treatment defects
Undesired graphite - Heat treatment defects
Unfavorable design - Tool steels - Fractography - Heat treatment defects
Unintentional carburization - Heat treatment defects
Unintentional carburization - Heat treatment defects
Very bad annealing structure - Heat treatment defects
Very strong surface decarburization - Heat treatment defects
Wrong haredening media - Tool steels - Fractography - Heat treatment defects

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