DIN 1.2550 special steel, tool steel
DIN 1.2550 special steel, tool steel
DIN 1.2550 special steel, tool steel
DIN 1.2550 special steel, tool steel
DIN 1.2550 special steel, tool steel

DIN 1.2550 special steel, tool steel

Model NO.
tool steel 1.2550
Quantity:
DIN 1.2550 special steel, tool steel
 

Ningbo Ningshing Precision Machinery Group Co., Ltd. is DIN 1.2550 tool steel stockholders and suppliers from china. Over 25 years experience in supplying DIN 1.2550 tool steel round bar, flat bar and plate.

DIN 1.2436 / AISI D6 Cold Work Tool Steel is used to make cold and hot working tools that withstand high pressure, impact and shocks. The blade made of this steel is very durable, strong hardening ability, very suitable for heat treatment.


Dimensions
Round: dia.10-600 mm
Hot Rolled Plate: 10-460 x 1600-2300 mm
Forged Block: 150-500 x 200-1900 mm


Delivery Condition
EAF+LF+VD, Forged, Q+T, Black surface or Machined surface, UT SEP1921 Class3 D/d
 

Equivalence

AISI / SAE
DIN / W.Nr JISGB
----1.2550G440460WCrV7

Chemical Composition(%)

Steel Grade CSiMnPSCrW
1.25500.55-0.650.70-1.000.15-0.45≤ 0.030 ≤ 0.030 0.9-1.201.70-2.20

Charecteristics
1. 1.2550 is cold work steel with very good toughness.
2. 
dimensionally stable, impact resistant and high hardening capacity.


Heat Treatment
Annealing
720 to 750℃
Hardness after annealing: max. 230HB

Quenching
870 to 900 ℃
Quenching in oil

Tempering
180 to 300 ℃
After tempering hardness HRC | 100℃:60; After tempering hardness HRC | 200℃:58; After tempering hardness HRC | 300℃:56; After tempering hardness HRC | 400℃:52


Normailizing
Normalizing temperature then cool in furnace



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