AMS 5643 17-4PH Stainless Steel Round Bar Supplier
The Strongest Bar in Our Stainless Aisle — UNS S17400 17-4PH Stainless Steel Round Bar, Stocked & Exported by Multinox Inc 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
AMS 5643 17-4PH Stainless Steel Round Bar — Specifications
Multinox Inc stocks 17-4PH Stainless Steel Round Bar in machining diameters and forging sizes, all traceable to AMS 5643.
| Product | AMS 5643 17-4PH Stainless Steel Round Bar |
| Specifications | ASTM A564, AMS 5643 |
| Dimensions / Standards | DIN, EN, ASTM, JIS, ASME, BS, AISI |
| UNS S17400 Round Bars | Diameter: 3 mm – 800 mm |
| WNR 1.4542 Round Bars | Diameter: 3 mm – 100 mm |
| 17-4PH Hex Bars | 2 mm – 100 mm A/F |
| UNS S17400 Square Bars | 4 mm – 100 mm |
| 1.4542 Flat Bars | Thickness: 2 –100 mm, Width: 10 – 500 mm |
| Finish | Cold Drawn, Bright, Centreless Ground, Hot Rolled, Rough Turned, Black, Polished |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Form | Round, Square, Hex, Flat, Rectangle, Hollow, Threaded, Billet, Forging, Channel, Triangle, Precision Ground Bar |
Chemical Composition of ASTM A276 17-4PH Round Bar
Chromium for corrosion, copper for strength — 17-4PH Stainless Steel Round Bar is two alloys' benefits in one composition.
C
0.07 max
Carbon
Mn
1.00 max
Manganese
Si
1.00 max
Silicon
P
0.040 max
Phosphorus
S
0.030 max
Sulphur
Cr
15.00 – 17.50%
Chromium
Ni
3.00 – 5.00%
Nickel
Cu
3.00 – 5.00%
Copper
Fe
Balance
Iron
check ASTM A479 17-4PH Round Bar Equivalent Grades
With UNS S17400, WNR 1.4542 and EN X5CrNiMo1713 to its name, 17-4PH Stainless Steel Round Bar clears approvals on three continents.
UNS
S17400
UNS
WNR
1.4542
Werkstoff
JIS
SUS 630
Japanese Standard
view UNS S17400 Round Bar Mechanical Properties
17-4PH Stainless Steel Round Bar combines serious tensile power with better corrosion behaviour than any other martensitic grade.
| Property | Value |
|---|---|
| Tensile Strength | 160,000 psi (≈1103 MPa) |
| Yield Strength (0.2% Offset) | 145,000 psi (≈999 MPa) |
| Elongation | 5% |
| Rockwell Hardness | C35 |
| Density | 7.75 g/cm³ |
| Melting Point | 1404 – 1440°C |
check the Weight Chart of WNR 1.4542 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.
EN X5CrNiMo1713 Round Bar Size Range
| Product Form | Size Range |
|---|---|
| Round Bar | 3 – 800 mm Diameter |
| Hex Bar | 2 –100 mm A/F |
| Square Bar | 4 –100 mm |
| Flat Bar | Thickness: 2 –100 mm, Width: 10 –500 mm |
| Rectangular Bar | 33 × 30 mm to 295 × 1066 mm |
| Hollow Bar | 32 mm OD × 16 mm ID to 250 mm OD × 200 mm ID |
| Billet | 1/2" to 495 mm Diameter |
| Length | 1–6 Meters, Custom Cut Lengths |
Recent 17-4PH Stainless Steel Round Bar Export Deliveries
🇸🇦
Saudi Aramco Total
Al Jubail, Saudi Arabia
22mm Diameter Bright Round Bars, 17-4PH Stainless Steel
Delivered in 7 days
🇺🇸
Hess Corporation
New York City, USA
UNS S17400 Peeled & Turned Bars, 45mm
Delivered in 14 days
🇬🇧
Shell PLC
London, United Kingdom
EN X5CrNiMo1713 Polished Round Bars, 28mm
Delivered in 14 days
🇦🇪
ADNOC
Abu Dhabi, UAE
AMS 5643 Cold Drawn Round Bars, 65mm
Delivered in 5 days
🇿🇦
Sasol Limited
Johannesburg, South Africa
95mm Centerless Ground Bars, 17-4PH Stainless Steel
Delivered in 21 days
🇩🇪
BASF SE
Ludwigshafen, Germany
WNR 1.4542 Hot Rolled Black Bars, 52mm
Delivered in 18 days
Availability of AMS 5643 17-4PH Stainless Steel Round Bar
| 17-4PH Stainless Steel Bright Round Bar | ASTM A276 Black Round Bar |
| UNS S17400 Polished Round Bar | AMS 5643 Peeled Round Bar |
| WNR 1.4542 Turned Round Bar | EN X5CrNiMo1713 Ground Round Bar |
| 17-4PH Stainless Steel Cold Drawn Round Bar | ASTM A479 Hot Rolled Round Bar |
| AMS 5643 Peeled & Polished Round Bar | UNS S17400 Centerless Ground Round Bar |
| EN X5CrNiMo1713 Bright Bar | ASTM A479 Black Bar |
| WNR 1.4542 Polished Bar | UNS S17400 Peeled Bar |
| 17-4PH Stainless Steel Turned Bar | AMS 5643 Ground Bar |
| ASTM A276 Cold Drawn Bar | EN X5CrNiMo1713 Hot Rolled Bar |
| UNS S17400 Peeled & Polished Bar | WNR 1.4542 Centerless Ground Bar |
ASTM A276 17-4PH Round Bar — Latest Prices
Multinox INC offers UNS S17400 Round Bars at one of the most competitive prices in India. Request the latest Stainless Steel Round Bars Pricelist using the contact form here.