Incoloy 800h Round Bar Supplier
Multinox Inc — Manufacturer & Exporter of ASTM B408 Incoloy 800H Round Bar, Creep-Tested for 40+ Years of Continuous High-Temperature Duty.
Available Forms & Types
Most Common
Round Bars
Cold drawn, centreless ground & polished. Used in shafts, fasteners, machined components.
- OD: 4mm to 500mm
- Bright / Polish / Black finish
- Length: 1–6 metres
Precision
Hex Bars
Across-flat 18mm–57mm. Ideal for bolt, nut & valve body machining applications.
- 18mm – 57mm A/F
- Cold drawn condition
- Non-magnetic grade
Structural
Square Bars
Used in structural fabrication, tooling and engineering. Custom sizes available.
- 18mm – 47mm
- Bright / Rough Turned
- Custom sizes on request
Wide Range
Flat Bars
Width ½" to 10", thickness 2mm to 150mm. Sheared & edged or hot-rolled condition.
- Width: ½" to 10"
- Thickness: 2–150mm
- Custom width available
Hollow
Hollow Bars
Seamless hollow bar for bushings, sleeves & valve bodies. Saves machining time.
- OD: 4mm to 100mm
- Various wall thickness
- Centreless ground
High Strength
Forged Bars
Hot forged for superior grain structure. Heavy-duty industrial and aerospace use.
- 15mm to 300mm
- Ultrasonic tested
- Rough turned finish
Diameters, Conditions & Standards of ASTM B408 Incoloy 800H Round Bar
Incoloy 800H Round Bar is stocked to ASTM B408 across machining and forging diameters — furnace fabricators never wait on us.
| Product Name | Incoloy 800H Round Bar |
| Material Grade | Incoloy Alloy 800H |
| UNS Number | N08810 |
| Werkstoff No. | 1.4958 |
| Specifications | ASTM B408 / ASME SB408 |
| Standards | ASTM, ASME, DIN, EN, JIS |
| Diameter | 3 mm to 500 mm |
| Length | 1000 mm to 6000 mm, Custom Cut Length |
| Condition | Hot Rolled, Cold Drawn, Forged, Annealed |
| Surface Finish | Black, Bright, Polished, Rough Turned, Peeled |
| Forms | Round, Square, Hexagonal, Flat, Billet, Forged |
| Tolerance | h8, h9, h10, h11 or as per customer requirement |
| End Finish | Plain End, Beveled End |
| Test Certificate | EN 10204 3.1, NABL Approved Laboratory Report |
| Origin | Indian, European, Japanese & USA Mill |
JIS NCF 800H Round Bar Chemical Composition
Incoloy 800H Round Bar resists oxidation and carburisation side by side — its chromium-aluminium balance handles both furnace enemies at once.
Ni
30.00 – 35.00%
Nickel
Cr
19.00 – 23.00%
Chromium
Fe
39.50 Min
Iron
C
0.05 – 0.10%
Carbon
Mn
1.50 Max
Manganese
Si
1.00 Max
Silicon
S
0.015 Max
Sulphur
Cu
0.75 Max
Copper
Al
0.15 – 0.60%
Aluminium
Ti
0.15 – 0.60%
Titanium
check Equivalent Grades of AFNOR Z8NC33-21 Round Bar
France reads AFNOR NC32FeTiAl, Japan reads JIS NCF 800H, Britain reads BS Na 15(H) — Incoloy 800H Round Bar is fluent in all of them.
UNS
N08810
Unified Numbering System
Werkstoff
1.4958
Werkstoff Number
EN
X5NiCrAlTi31-20
European Standard
AFNOR
NC32FeTiAl
French Standard
JIS
NCF 800H
Japanese Industrial Standard
ISO
NW 8810
International Standard
ISO NW 8810 Round Bar Mechanical Properties
Solution annealing unlocks the full creep life of Incoloy 800H Round Bar — which is exactly the condition every bar leaves our warehouse in.
| Property | Value |
|---|---|
| Density | 7.94 g/cm³ |
| Melting Range | 1357 – 1385°C |
| Tensile Strength | ≥ 450 MPa |
| Yield Strength (0.2% Offset) | ≥ 170 MPa |
| Elongation | ≥ 30% |
| Hardness | HRB 70–90 (Approx.) |
| Modulus of Elasticity | 196 GPa |
| Electrical Resistivity | 0.989 µΩ·m |
EN X5NiCrAlTi31-20 Round Bar Weight Chart
| Diameter (mm) | Weight (Kg/Meter) |
|---|---|
| 6 | 0.22 |
| 8 | 0.40 |
| 10 | 0.62 |
| 12 | 0.89 |
| 16 | 1.59 |
| 20 | 2.49 |
| 25 | 3.89 |
| 30 | 5.60 |
| 40 | 9.95 |
| 50 | 15.55 |
| 60 | 22.40 |
| 65 | 26.30 |
| 75 | 35.00 |
| 80 | 39.80 |
| 90 | 50.40 |
| 100 | 62.35 |
| 125 | 97.40 |
| 150 | 140.30 |
| 200 | 249.40 |
check Size Range of JIS NCF 800H Round Bar
| Product Form | Available Size |
|---|---|
| Round Bar | 3 mm – 500 mm Diameter |
| Square Bar | 10 mm – 100 mm |
| Hex Bar | 10 mm – 100 mm |
| Flat Bar | 10 × 3 mm to 200 × 50 mm |
| Forged Bar | Up to 500 mm Diameter |
| Length | 1 Meter, 3 Meter, 6 Meter & Custom Cut Length |
| Finish | Black, Bright, Polished, Peeled, Rough Turned |
| Available Shape | Round, Square, Hexagonal, Flat |
Recent Incoloy 800H Round Bar Export Deliveries
🇸🇦
Saudi Aramco Total
Al Jubail, Saudi Arabia
ASTM B408 Bright Round Bars, 24mm Diameter
Delivered in 7 days
🇺🇸
Hess Corporation
New York City, USA
UNS N08810 Peeled & Turned Bars, 46mm
Delivered in 14 days
🇬🇧
Shell PLC
London, United Kingdom
EN X5NiCrAlTi31-20 Polished Round Bars, 30mm
Delivered in 14 days
🇦🇪
ADNOC
Abu Dhabi, UAE
JIS NCF 800H Cold Drawn Round Bars, 60mm
Delivered in 5 days
🇿🇦
Sasol Limited
Johannesburg, South Africa
ASME SB408 Centerless Ground Bars, 85mm
Delivered in 21 days
🇩🇪
BASF SE
Ludwigshafen, Germany
WNR 1.4958 Hot Rolled Black Bars, 52mm
Delivered in 18 days
Availability of Incoloy Round Bars
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UNS N08810 Round Bar —Latest Prices
Multinox INC offers ASTM B408 Incoloy 800H Round Bars at one of the most competitive prices in India. Request the latest Pricelist using the contact form here.