Carbon NM400 NM450 NM500 Steel Plate
Yield strength Re (MPa) : 1000
Tensile strength Rm (MPa) : 1250
Elongation A5:10
Test temperature: 20 (20F)
Impact power Charpy-V longitudinal (J) : 45
Hardness: HBW420-480
Carbon NM400 NM450 NM500 Steel Plate
NM400, NM450, NM500
NM400, NM450 and NM500 are wear-resistant steel plates, NM means "resistant" and "grinding" with capital letters, delivered in accordance with GB/T 24186-2009 tempering state (or quenching and tempering).
Hardness and welding of NM400, NM450, NM500:
National standard specifies the hardness of wear-resistant plate
NM400: Hardness 370HB~430HB (can be cut according to the figure)
NM450: Hardness 420HB~480HB (can be cut according to the figure)
NM500: Hardness 470HB~530HB (can be cut according to the figure)
Enterprise standards generally specify hardness
NM400: Hardness 360HB~440HB (can be cut according to the figure)
NM450: Hardness 410HB~490HB (can be cut according to the drawing)
NM500: Hardness 460HB~540HB (can be cut according to the figure)
NM400, NM450, NM500 common specifications:
8mm-20mm*1000mm-2500mm*1200mm-12000mm
20mm-40mm*1300mm-2500mm*1100mm-12000mm
40mm-80mm*1000mm-2800mm*1000mm-12000mm
80mm-130mm*800mm-2500mm*1050mm-12000mm
Products Applications
Packing & Shipping
Productive Process
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