Alloy 218 Steel HPA 50 Wear Resistant Stainless Steel

Alloy 218 Steel HPA 50 Wear Resistant Stainless Steel

Alloy 218 Steel HPA 50 Wear Resistant Stainless Steel Chemical Composition The above tensile strength ranges are typical. If you require different please ask.
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Product Details

Alloy 218 Steel HPA 50 Wear Resistant Stainless Steel

Chemical Composition

ElementMin %Max %
C0.10
Si3.504.50
Mn7.009.00
Ni8.009.00
Cr16.0018.00
S0.03
P0.04
Mo0.75
N0.080.18
Cu0.75
FeBal


SpecificationsDesignationsKey FeaturesTypical Applications

AMS 5848
ASTM A580

UNS S21800
AWS 166

Anti galling
Wear resistant

Valve Stems
Pins
Brushes
Roller bearings
Pump shafts and rings
Thread inserts
Fasteners



Density

7.6 g/cm³

0.28 lb/in³

Melting Point

1375°C

2500°F

Coefficient of Expansion

15.8 μm/m °C (21 – 200°C)

8.810 x 10-6 in/in °F (70 – 212°F)

Modulus of Rigidity

69 kN/mm²

10008 ksi

Modulus of Elasticity

181 kN/mm²

26200 ksi



Heat Treatment of Finished Parts

Condition as supplied by Alloy Wire

Type

Temperature

Time (Hr)

Cooling

°C

°F

Annealed or Spring Temper

Stress Relieve

250

480

1

Air


Properties

Condition

Approx. tensile strength

Approx. operating temperature

N/mm²

ksi

°C

°F

Solution Annealed

700 – 1000

102 – 145

-200 to +300

-330 to +570

Spring Temper

1300 – 1900

189 – 276

-200 to +300

-330 to +570

The above tensile strength ranges are typical. If you require different please ask.


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