Forged Steel Rings

Temper Resistence DIN1.7225 / SAE4140 / GB42CrMo, JIS SCM440, Alloy Forged Steel Rings Description: 1.DIN1.7225/SAE4140/GB42CrMo,JIS SCM440 alloy steel plate 2.Hot rolled or forged condition, annealing or harden, black or milled surface 3.Pre-heat treatment: Annealing : heat to 840-860c, keep 2H, furnace cold, hardness≤217HBS High temperature tempering : heat to 680-700c, air cold, hardness ≤217HBS 4.Heat treatment: Normalization: heating to 840 to 880 C, maintenance, furnace

Wear Resistence DIN1.7225 / SAE4140 / GB42CrMo, JIS SCM440, Alloy Forged Steel Rings / Plates Description: 1.DIN1.7225/SAE4140/GB42CrMo,JIS SCM440 alloy steel plate 2.Hot rolled or forged condition, annealing or harden, black or milled surface 3.Pre-heat treatment: Annealing : heat to 840-860c, keep 2H, furnace cold, hardness≤217HBS High temperature tempering : heat to 680-700c, air cold, hardness ≤217HBS 4.Heat treatment: Normalization: heating to 840 to 880 C, maintenance,

Milled Surface DIN1.7225 / SAE4140 / GB42CrMo, JIS SCM440, Alloy Forged Steel Rings Description: 1.DIN1.7225/SAE4140/GB42CrMo,JIS SCM440 alloy steel plate 2.Hot rolled or forged condition, annealing or harden, black or milled surface 3.Pre-heat treatment: Annealing : heat to 840-860c, keep 2H, furnace cold, hardness≤217HBS High temperature tempering : heat to 680-700c, air cold, hardness ≤217HBS 4.Heat treatment: Normalization: heating to 840 to 880 C, maintenance, furnace

DIN1.7225 / SAE4140 / GB42CrMo, JIS SCM440, Alloy Forged Steel Rings For Industries Description: 1.DIN1.7225/SAE4140/GB42CrMo,JIS SCM440 alloy steel plate 2.Hot rolled or forged condition, annealing or harden, black or milled surface 3.Pre-heat treatment: Annealing : heat to 840-860c, keep 2H, furnace cold, hardness≤217HBS High temperature tempering : heat to 680-700c, air cold, hardness ≤217HBS 4.Heat treatment: Normalization: heating to 840 to 880 C, maintenance, furnace

DIN1.7225 / SAE4140 / GB42CrMo, JIS SCM440, Forged Alloy Steel Rings Description: 1.DIN1.7225/SAE4140/GB42CrMo,JIS SCM440 alloy steel plate 2.Hot rolled or forged condition, annealing or harden, black or milled surface 3.Pre-heat treatment: Annealing : heat to 840-860c, keep 2H, furnace cold, hardness≤217HBS High temperature tempering : heat to 680-700c, air cold, hardness ≤217HBS 4.Heat treatment: Normalization: heating to 840 to 880 C, maintenance, furnace cooling to 600 C,

Hot rolled DIN1.7225 / SAE4140 / GB42CrMo, JIS SCM440, Forged Alloy Steel Rings Description: 1.DIN1.7225/SAE4140/GB42CrMo,JIS SCM440 alloy steel plate 2.Hot rolled or forged condition, annealing or harden, black or milled surface 3.Pre-heat treatment: Annealing : heat to 840-860c, keep 2H, furnace cold, hardness≤217HBS High temperature tempering : heat to 680-700c, air cold, hardness ≤217HBS 4.Heat treatment: Normalization: heating to 840 to 880 C, maintenance, furnace