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420FM
$mart Flat Stock
$mart 24"
Imperial Dimensions in inch
Thickness
<<<
>>>
3/32"
1/8"
3/16"
7/32"
1/4"
5/16"
3/8"
1/2"
5/8"
3/4"
1"
1-1/4"
1-1/2"
Price per piece [in USD]
Width
1"
1-1/4"
1-1/2"
2"
2-1/2"
3"
3-1/2"
4"
4-1/2"
5"
5-1/2"
6"
6-1/2"
7"
7-1/2"
8"
8-1/2"
9"
9-1/2"
10"
10-1/2"
11"
11-1/2"
12"
13"
14"
15"
16"
17"
18"
19"
20"
Standard values
Working hardness:
approx. 33 HRC (delivery condition) - 48 HRC
Delivery condition:
max. 330 HB
Chemical composition in %
C
0.280000
0.28–
0.380000
0.38
Si
0.000000
0–
1.000000
1
Mn
0.000000
0–
1.400000
1.4
P
0.000000
0–
0.030000
0.03
S
0.050000
0.05–
0.100000
0.1
Cr
15.000000
15–
17.000000
17
Ni
0.000000
0–
1.000000
1
Technical properties
Pre-hardened, corrosion-resistant plastic mold steel. Magnetisable with good machinability. Resistant to aggressive plastics and humid conditions. Further heat treatment is not intended.
Applications
mechanical engineering, apparatus engineering, plastic processing, injection tools, base plates, assembling parts, molding frames, plastic molds, extrusion tools, valves, steam valves, water valves, fittings parts, pump construction, pump rods, compressor construction, compressor parts, surgical instruments
Chemical designation:
Working hardness:
approx. 33 HRC (delivery condition) - 48 HRC
Delivery condition:
max. 330 HB
C
0.280000
0.28–
0.380000
0.38Si
0.000000
0–
1.000000
1Mn
0.000000
0–
1.400000
1.4P
0.000000
0–
0.030000
0.03S
0.050000
0.05–
0.100000
0.1Cr
15.000000
15–
17.000000
17Ni
0.000000
0–
1.000000
1Pre-hardened, corrosion-resistant plastic mold steel. Magnetisable with good machinability. Resistant to aggressive plastics and humid conditions. Further heat treatment is not intended.
mechanical engineering, apparatus engineering, plastic processing, injection tools, base plates, assembling parts, molding frames, plastic molds, extrusion tools, valves, steam valves, water valves, fittings parts, pump construction, pump rods, compressor construction, compressor parts, surgical instruments