Stainless Steel 904L Round Bar Supplier
Multinox Inc — Exporter & Stockist of ASTM A276 Stainless Steel 904L Round Bar, the Premium Grade for the Toughest Corrosion Duty on Earth.
Multinox INC offers a wide array of products as a 904L Stainless Steel Round Bars manufacturer and supplier. Our SS 904L Bars and 904L SS Rods comes in wide range of shapes, sizes and specifications and widely used in marine construction which requires a strong and corrosive resistant material.
We deliver the best in class Stainless Steel 904L Round Bars that meet national and international standards such as ASTM, DIN, BS, ANSI, ASME etc. These SS 904L Round Bars are in demand from our clients because of its longer service life duration. We also supply Stainless Steel 904L Forged Bars for applications under environments containing dilute sulphuric acid along with good resistance to inorganic acids.
Multinox INC provides Stainless Steel 904L Round Bars, Stainless Steel 904L Square Bars and 904L Stainless Steel Flat Bars in varied size and thickness to be used in various sectors by our clients. Our SS 904L Square Bars are famous for its quality and increased strength. Our clients use SS 904L Polished Bars in tanks and valves among other applications.
We are known for our customised SS 904L Hex Bars and 904L Stainless Steel Threaded Bars which are fabricated to meet the needs of our clients. We also deliver 904L Stainless Steel Flat Bars which are designed and fabricated under expert guidance, with the help of advanced modern technology.
We are based on the principle of delivering a non-compromising commitment and quality to our clients. We offer Stainless Steel 904L Round Bars & Rods as well as SS 304 Round Bars, SS 316 Round Bars and SS 446 Round Bars at very competitive prices to customers from various sectors. Please E-mail or call us for products that meet your specifications.
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
KS STS 317J5L Round Bar Specifications
Every Stainless Steel 904L Round Bar ships with heat-specific test certificates — EN X1NiCrMoCu25-20-5 compliance printed on every document.
| Product | Stainless Steel 904L Round Bar |
| Specifications | ASTM A276, ASME SA276, ASTM A479, ASME SA479 |
| Dimensions / Standards | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| UNS N08904 Round Bars | Outside Diameter: 4 mm to 500 mm |
| SUS 904L Round Bars | Outside Diameter: 4 mm to 100 mm |
| 1.4539 Hex Bars | 18 mm – 57 mm (11/16" – 2-3/4") |
| 904S13 Square Bars | 18 mm – 47 mm (11/16" – 1-3/4") |
| X1NiCrMoCu25-20-5 Flat Bars | 1/2" to 10" Width, 2 mm to 150 mm Thickness |
| Finish | Black, Bright Polished, Rough Turned, No.4 Finish, Matt Finish, BA Finish |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging, etc. |
AFNOR Z2 NCDU 25-20 Round Bar — Chemical Composition
With roughly double the nickel of standard 316, Stainless Steel 904L Round Bar keeps its structure stable where cheaper grades go vulnerable.
C
0.020 max
Carbon
Mn
2.00 max
Manganese
Si
1.00 max
Silicon
P
0.040 max
Phosphorus
S
0.030 max
Sulphur
Cr
19.00 – 23.00%
Chromium
Mo
4.00 – 5.00%
Molybdenum
Ni
23.00 – 28.00%
Nickel
Cu
1.00 – 2.00%
Copper
view Equivalent Grades of JIS SUS 904L Round Bar
Stainless Steel 904L Round Bar clears approvals across four continents — its ten-name equivalence list leaves no documentation gap.
WNR
1.4539
Werkstoff No.
UNS
N08904
UNS
JIS
SUS 904L
Japanese Standard
BS
904S13
British Standard
KS
STS 317J5L
Korean Standard
AFNOR
Z2 NCDU 25-20
French Standard
EN
X1NiCrMoCu25-20-5
European Standard
EN X1NiCrMoCu25-20-5 Round Bar Mechanical Properties
Even after heavy cold working, Stainless Steel 904L Round Bar avoids the cracking problems that plague lesser high-alloy grades.
| Property | Value |
|---|---|
| Density | 7.95 g/cm³ |
| Melting Point | 1350°C (2460°F) |
| Tensile Strength | 490 MPa (71,000 psi) |
| Yield Strength (0.2% Offset) | 220 MPa (32,000 psi) |
| Elongation | 35% |
check Weight Chart of WNR 1.4539 Round Bar
| Diameter (mm) | Weight (kg/m) |
|---|---|
| 6 | 0.22 |
| 8 | 0.39 |
| 10 | 0.62 |
| 12 | 0.89 |
| 16 | 1.58 |
| 20 | 2.47 |
| 25 | 3.85 |
| 30 | 5.55 |
| 40 | 9.87 |
| 50 | 15.42 |
| 60 | 22.20 |
| 75 | 34.68 |
| 100 | 61.65 |
Weight Formula: Weight (kg/m) = (D² × 0.006165), where D is the bar diameter in millimeters.
ASTM A479 Stainless Steel 904L Round Bar Size Range
| Product Form | Size Range |
|---|---|
| Round Bar | 4 mm – 500 mm OD |
| Bright Bar | 4 mm – 100 mm OD |
| Hex Bar | 18 mm – 57 mm |
| Square Bar | 18 mm – 47 mm |
| Flat Bar | Width: 1/2" – 10", Thickness: 2 mm – 150 mm |
| Length | 1–6 Meters, Custom Cut Lengths |
Recent Stainless Steel 904L Round Bar Export Deliveries
🇸🇦
Saudi Aramco Total
Al Jubail, Saudi Arabia
ASTM A276 Bright Round Bars, 22mm Diameter
Delivered in 7 days
🇺🇸
Hess Corporation
New York City, USA
UNS N08904 Peeled & Turned Bars, 44mm
Delivered in 14 days
🇬🇧
Shell PLC
London, United Kingdom
EN X1NiCrMoCu25-20-5 Polished Round Bars, 30mm
Delivered in 14 days
🇦🇪
ADNOC
Abu Dhabi, UAE
JIS SUS 904L Cold Drawn Round Bars, 58mm
Delivered in 5 days
🇿🇦
Sasol Limited
Johannesburg, South Africa
AFNOR Z2 NCDU 25-20 Centerless Ground Bars, 80mm
Delivered in 21 days
🇩🇪
BASF SE
Ludwigshafen, Germany
WNR 1.4539 Hot Rolled Black Bars, 50mm
Delivered in 18 days
WNR 1.4539 Round Bar Available stock
| Stainless Steel 904L Bright Round Bar | ASTM A276 Black Round Bar |
| UNS N08904 Polished Round Bar | JIS SUS 904L Peeled Round Bar |
| WNR 1.4539 Turned Round Bar | BS 904S13 Ground Round Bar |
| EN X1NiCrMoCu25-20-5 Cold Drawn Round Bar | ASTM A479 Hot Rolled Round Bar |
| KS STS 317J5L Peeled & Polished Round Bar | AFNOR Z2 NCDU 25-20 Centerless Ground Round Bar |
| ASTM A479 Bright Bar | WNR 1.4539 Black Bar |
| Stainless Steel 904L Polished Bar | UNS N08904 Peeled Bar |
| BS 904S13 Turned Bar | EN X1NiCrMoCu25-20-5 Ground Bar |
| AFNOR Z2 NCDU 25-20 Cold Drawn Bar | JIS SUS 904L Hot Rolled Bar |
| ASTM A276 Peeled & Polished Bar | KS STS 317J5L Centerless Ground Bar |
Latest Prices of UNS N08904 Round Bar
Multinox INC offers ASTM A276 Stainless Steel 904L Round Bars at one of the most competitive prices in India. Request the latest Pricelist using the contact form here.