ED-1.2542 German cold-working die steel 
 (1) die steel features DIN standard steel, German Sa Site steel, deformation resistant steel, alloy structural steel. Good impact resistance, with the appropriate hardness and good toughness. 
 ED-1.2542 German cold-working die steel 
 (2) supply condition and hardness of annealed hardness of about 230HBS. 
 (3) 1.2542 reference steel corresponds to the standard of China GB steel 4CrW2Si, Taiwan, China Rong Gang GMTC standard steel S1, German DIN Standard Material Number 1.2541/1.2542, the German DIN standard steel 35WCrV7/45WCrV7, Japan's JIS standard steel SKD41, British BS standard steel BS1, Italian UNI standard steel 45WCrV8KU, Swedish standard steel SS 2710, Spain UNE standard steel 45WcrSi8, French NF standards steel 234155WC20, USA AISI / SAE standard steel No. S1, Russia ΓOCT standard steel 4XB2C . 
 ED-1.2542 German cold-working die steel 
 (4) high-temperature tempering specification billet temperature 730 ~ 750 ℃, time 8 ~ 10h, hardness ≤ 228HBS. Tungsten tool steel can be used for softening rough handling. 
 (5) quenching and tempering standard quenching temperature 860 ~ 900 ℃, the cooling medium is 20 ~ 40 ℃ oil, hardness ≥ 55HRC. 
 Temper specifications: tempering temperature 200 ~ 250 ℃, heating oil or molten alkali medium, the cooling medium is air, hardness ≥ 53 ~ 58HRC. 
 (6) 1.2542 Typical Application Examples 
 ① for cold stamping die stamping, punch. 
 ② Cut sheet mode, cutting tool. 
 ③ forging die red top. 
 ED-1.2542 German cold-working die steel