Heat treatment process of 42CrMo alloy steel plate
42CrMo alloy steel plate forgings require tempering treatment after forging. Because of the great difference of cross-section size, the tendency of water quenching cracking is large, the quenching hardness of large cross-section of 42CrMo alloy steel plat
How to prevent ASTM A283 steel plate cutting cracks?
Regardless of whether preheating the parts of ASTM A283 steel plate, the slow cooling after cutting of ASTM A283 steel plate will effectively reduce the risk of cutting cracks. If the warm parts are stacked after cutting and covered with an insulating bla
The size range of 42CrMo4 alloy steel plate
42CrMo4 alloy steel plate is a special high-grade steel, which can be tempered. In the quenched and tempered condition, 42CrMo4 alloy steel plate provides a strong combination of strength and toughness. Different European standards cover the specification
What material is 30CrMo alloy steel plate made of?
30CrMo alloy steel plate belongs to national standard alloy structural steel, executive standard: GB/T 3077-1999 (technical conditions of alloy structural steel), unified number code: A30302.
30CrMo alloy steel plate has high strength and toughness, high
Weldability of 30CrMnSiA steel plate
The welding performance of 30CrMnSiA steel plate is good, but when the thickness is greater than 3mm, the welding performance is medium. When welding, it should be preheated to 150 ℃, and the stress relief annealing treatment should be carried out in time
Delivery status of 30CrMnSiA steel plate
30CrMnSiA steel plate shall be delivered in heat treatment (normalizing, annealing or high temperature tempering) or non heat treatment state, and the delivery state shall be indicated in the contract. 30CrMnSiA steel plate has high strength, but it belon
S355NL low alloy high strength steel plate specification
S355NL low alloy high strength steel plate belongs to EN 10025-23: normalizing / normalizing rolling weldable fine grain structure steel plate. The letter N specifies the normal delivery conditions; L is referred to as the temperature ratio of shock absor
The equivalent of 50CrMo4 alloy steel plate
50CrMo4 alloy steel plate is suitable for the manufacture of large and medium-sized plastic mould which needs certain strength and toughness. 50CrMo4 alloy steel plate l can be used to manufacture large gears, supercharger transmission gears, pressure ves
