Inconel 725 Round Bar Supplier
Sour Gas Wells Demand NACE-Compliant Metal — Multinox Inc Delivers Inconel 725 Round Bar Certified to NACE MR0175 / ISO 15156 Worldwide.
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
ASTM B805 Inconel 725 Round Bar — Specifications
Multinox Inc cuts Inconel 725 Round Bar to downhole tool lengths — exact sizes, ultrasonic tested, export packed.
| Product Name | Inconel 725 Round Bar |
| Grade | Inconel 725 / UNS N07725 |
| Specifications | ASTM B805 / ASME SB805 |
| Standards | ASTM, ASME, DIN, EN, BS, JIS |
| Diameter | 14 mm to 300 mm |
| Length | 1 Meter to 6 Meters, Custom Cut Length |
| Finish | Black, Bright, Polished, Peeled, Centerless Ground |
| Forms | Round, Square, Hex, Rectangle, Billet, Forged Bar, Threaded Bar |
| Condition | Solution Annealed, Age Hardened, Hot Rolled, Cold Drawn |
| Inspection | PMI Test, Ultrasonic Test, Mechanical Test, Third Party Inspection |
| Mill Test Certificate | EN 10204 3.1 / 3.2 |
check ASME SB805 Round Bar Chemical Composition
Extra molybdenum separates Inconel 725 Round Bar from its cousin 625 — added pitting defence where chlorides concentrate.
Ni
55.00 – 59.00%
Nickel
Cr
19.00 – 22.50%
Chromium
Fe
Balance
Iron
Mo
7.00 – 9.50%
Molybdenum
Nb
2.75 – 4.00%
Niobium
Ti
1.00 – 1.70%
Titanium
Al
0.35 max
Aluminium
Mn
0.35 max
Manganese
Si
0.20 max
Silicon
C
0.03 max
Carbon
P
0.015 max
Phosphorus
S
0.010 max
Sulphur
Equivalent Grades of UNS N07725 Round Bar
Inconel 725 Round Bar sits on approved vendor lists worldwide under the Alloy 725 name — recognition is never the bottleneck.
UNS
N07725
UNS
ASTM
B805
ASTM Standard
ASME
SB805
ASME Standard
Trade
Alloy 725 / Inconel 725
Trade Name
NACE
MR0175 / ISO 15156
NACE Standard
Alloy 725 Round Bar Mechanical Properties
Inconel 725 Round Bar keeps high strength without becoming brittle — toughness survives even in aggressive sour environments.
| Property | Value |
|---|---|
| Density | 8.31 g/cm³ |
| Melting Range | 1271 – 1343°C |
| Tensile Strength | 1137 MPa Min (Age Hardened) |
| Yield Strength (0.2% Proof) | 827 MPa Min |
| Elongation | 20% Min |
| Modulus of Elasticity | 204 GPa |
| Poisson's Ratio | 0.31 |
NACE MR0175 Round Bar — Weight Chart
| Diameter (mm) | Weight (Kg/Mtr) |
|---|---|
| 16 | 1.67 |
| 20 | 2.61 |
| 25 | 4.08 |
| 30 | 5.88 |
| 40 | 10.45 |
| 50 | 16.33 |
| 60 | 23.52 |
| 75 | 36.76 |
| 100 | 65.35 |
| 150 | 147.04 |
| 200 | 261.40 |
Size Range of ISO 15156 Round Bar
| Product Form | Available Size |
|---|---|
| Round Bar | 14 mm – 300 mm |
| Bright Bar | 14 mm – 100 mm |
| Black Bar | 20 mm – 300 mm |
| Square Bar | 12 mm – 100 mm |
| Hex Bar | 12 mm – 75 mm |
| Flat Bar | 20 × 3 mm – 200 × 50 mm |
| Forged Bar | 100 mm – 500 mm |
| Cut Length | As Per Customer Requirement |
Recent Inconel 725 Round Bar Export Deliveries
🇸🇦
Saudi Aramco Total
Al Jubail, Saudi Arabia
NACE MR0175 Bright Round Bars, 20mm Diameter
Delivered in 7 days
🇺🇸
Hess Corporation
New York City, USA
UNS N07725 Peeled & Turned Bars, 45mm
Delivered in 14 days
🇬🇧
Shell PLC
London, United Kingdom
ASTM B805 Polished Round Bars, 30mm
Delivered in 14 days
🇦🇪
ADNOC
Abu Dhabi, UAE
Alloy 725 Cold Drawn Round Bars, 60mm
Delivered in 5 days
🇿🇦
Sasol Limited
Johannesburg, South Africa
ASME SB805 Centerless Ground Bars, 85mm
Delivered in 21 days
🇩🇪
BASF SE
Ludwigshafen, Germany
ISO 15156 Hot Rolled Black Bars, 52mm
Delivered in 18 days
Availability of Inconel 725 Round Bars
| Inconel 725 Bright Round Bar | ASTM B805 Black Round Bar |
| UNS N07725 Polished Round Bar | ASME SB805 Peeled Round Bar |
| Alloy 725 Turned Round Bar | NACE MR0175 Ground Round Bar |
| Inconel 725 Cold Drawn Round Bar | ASTM B805 Hot Rolled Round Bar |
| ISO 15156 Peeled & Polished Round Bar | UNS N07725 Centerless Ground Round Bar |
| ASME SB805 Bright Bar | Alloy 725 Black Bar |
| NACE MR0175 Polished Bar | ASTM B805 Peeled Bar |
| Inconel 725 Turned Bar | UNS N07725 Ground Bar |
| Alloy 725 Cold Drawn Bar | ISO 15156 Hot Rolled Bar |
| ASME SB805 Peeled & Polished Bar | Inconel 725 Centerless Ground Bar |
ASTM B805 Inconel 725 Round Bar — Latest Prices
Multinox INC offers ASME SB805 Round Bars at one of the most competitive prices in India. Request the latest Pricelist using the contact form here.