YW1:its density is 13 with bending strength up to 1710 and the relevant hardness is 92.5. In terms of performance it has high red hardness,resistant to impact load. A good grade for general purposes. Machining of ordinary steel, cast irons and hard to machining materials such as refractory steel manageress steel,and stainless steel.
YW2A:its density is 12.9 with bending strength up to 1910 and the relevant hardness is 91.5. In terms of performance it has high red hardness and high strength in use,resisting high impact load.A good grade for general purposes.Machining and medium machining or cast irons and problem materials such as refractory steel,manganese steel,steel,stainless steel and advened alloy steel.
YW2:its density is 12.9 with bending strength up to 1880 and the relevant hardness is 91. In terms of performance its wear resistance second to YW1 yet strength comparatively higher and resistant to high impact load.Roughing and mediummachining of ordinary steel cast irons aswell as refractory steel,manganese steel.stainless steel and advanced alloy steel.
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