Shapes Available
Plate
Round Bar
Sheet
Industries
Manufacturing
Oil Refining
Petrochemical
Industry Names
- 347H
- 347 Stainless
Material
- Stainless Steel
Specifications
- AMS 5512
- ASME SA240
- ASTM A262 Practice E
- UNS S34700
- UNS S34709
Applications
- Distributor Trays and Thermowells
- Equipment In and Around Reactors
- Fired Heater Tubes
- Fluid Catalytic Cracking Units (FCC)
- Hanger Rods
- Oil Refineries
Features
- Good Resistance to Inter-Granular Corrosion in the As Welded Condition.
- Maintains Good Corrosion Resistance in Applications Where the Temperature is Between 800°F and 1500° F
Property | Value |
---|---|
Melting Range | 2550-2635 °F |
.2% Yield Strength | 30 ksi |
Density | 0.286 lb/inch³ |
Elongation | 40 % |
Hardness Max, Brinell | 201 |
Ultimate Tensile Strength | 75 ksi |
Element | Min | Max |
---|---|---|
C | .04 | .08 |
Cb+Ta | Cb10x | 1.0 |
Cr | 17.0 | 19.0 |
Fe | - | Bal |
Mn | - | 2.0 |
Ni | 9.0 | 13.0 |
P | - | .045 |
S | - | .03 |
Si | - | .75 |