| Product Parameters: Stainless Steel rod |
| Material |
2507 S32750 |
| Specifications |
ASTM A276, ASME SA276 / ASTM A479 ASME SA479 |
| Dimensions |
EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Round Bars |
Outside Diameter in the range of 4mm to 500mm |
| Bright Bars |
Outside Diameter in the range of 4mm to 100mm |
| Hex Bars |
18mm - 57mm (11/16″ to 2-3/4″) |
| 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. |
| Marking & Traceability |
Each Stainless Steel rod is traceable to its producing mill and heat by an identification number etched within 24″ (610mm) of one end. |
| Test Certificate |
Manufacturer Test Certificate according to EN 10204 3.1 B |
| Laboratory Test Certificate from Govt. Approved Lab. |
| Under Third Party Inspection |
| Testing & Inspection |
Visual inspection • Surface roughness measurement • Helium-leak testing • Scanning Electron Microscopy (SEM) • Auger Electron Microscopy (AES) • Election Spectroscopy for Chemical Analysis (ESCA or XPS) • Particle testing • Moisture testing |
Global Leader in Stainless Rod and Round Bar Fabrication Services
ASTM A276 Super Duplex Steel S32750 Round Bar • Super Duplex Steel Bar Supplier • Super Duplex Steel UNS S32760 Bright Bar • Super Duplex Steel 2507 Bar • Super Duplex Steel UNS S32950 Flat Bar • Austenitic Super Duplex Steel S32760 Round Bar • Hot Rolled Super Duplex Steel S32760 Round Bar • Super Duplex Steel S32760 Round Bar • Super Duplex Steel UNS S32750 Manufacturer from China.
Hot Rolled Stainless Steel Rod
Our stainless steel rod and bar are meticulously heated and rolled through multiple passes in a sophisticated rolling mill. Featuring complete specifications, the performance of our products meets all standards and requirements.
Cold Drawn Bright Stainless Steel Rods
Cold-drawn stainless steel rods are precision-drawn under cold working conditions, resulting in a smooth surface finish. They can also be further polished and ground to perfection.
Forged Stainless Steel Rod and Bar
Forged stainless steel rods undergo multiple forging processes to significantly enhance mechanical properties and ensure superior strength.
General Properties
Our extensive network of service centers stocks an array of stainless steel bar products, ensuring a fast and ready supply of common bar sizes and alloys. We specialize in producing custom-sized stainless steel bars and offer stocking programs for orders below the factory minimum to guarantee prompt, fast turnaround. Daxun Alloys stocks stainless steel round bars ranging from 1/16" to 26" in diameter. Available in nearly every grade of stainless steel, including 302, 303, 304/L, 309/S, 310/S, 316/L, 317/L, 321, 321/H, 347, 347H, 410, 416, 420, 440C, 17-4PH, Duplex 2205, and Alloy 20.
Additional Services
Our inventory predominantly features our unique processed bar grade of stainless steel round bars, melted to consistent standards to enhance machinability and reduce overall part costs. With advanced processing machinery, Daxun Alloys is equipped to meet the precise specifications of our customers.
1. Heat Treatments: Daxun can perform customized heat treatments on our stainless steel bars depending on the metal's chemistry. 2. Positive Material Identification (PMI): We offer in-house PMI testing or collaborate with independent laboratories to ensure material integrity. 3. Ultrasonic Testing (UT): Utilizing high-frequency sound energy, we conduct thorough inspections and measurements for defect detection, dimensional accuracy, and more.
For more information on our premium stainless steel rods, please contact Daxun.
2507 Stainless Steel Rod Chemical Composition
| Grade |
Super Duplex 2507 |
| UNS Designation |
S32750 |
| Carbon (C) Max. |
0.03 |
| Manganese (Mn) Max. |
1.2 |
| Phosphorous (P) Max. |
0.035 |
| *** (S) Max. |
0.02 |
| Silicon (Si) Max. |
0.8 |
| Chromium (Cr) |
24.0-26.0 |
| Nickel (Ni) |
6.0-8.0 |
| Molybdenum (Mo) |
3.0-5.0 |
| Nitrogen (N) |
0.24-0.32 |
| Iron (Fe) |
Bal. |
| Copper (Cu) |
0.5 |
| Other Elements |
- |
2507 Stainless Steel Rod Mechanical Properties
| Physical Properties of Super Duplex 2507 Alloys in the Annealed Condition at -20°F to +100°F |
| |
|
|
Tensile Strength |
Yield Strength |
|
|
|
|
|
|
| Alloy |
UNS Designation |
Spec. |
psi |
MPa |
ksi |
psi |
MPa |
ksi |
Elongation in 2 in. (min.) % |
Grain Size Req. |
Max. Hardness |
Modulus of Elasticity (x106 psi) |
Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) |
Thermal Conductivity (BTU-in/ ft2-h-°F) |
| Super Duplex 2507 |
S32950 |
A789, A790 |
100,000 |
690 |
100 |
70,000 |
485 |
70 |
20 |
- |
30.5 Rc |
- |
- |
- |
| Super Duplex 2507 |
S32750 |
A789, A790 |
116,000 |
800 |
116 |
80,000 |
550 |
80 |
15 |
- |
32 Rc |
27.5 |
7.2 |
98 |
2507 Stainless Steel Rod Physical Properties
| Density, lb/in3 |
0.28 |
| Modulus of Elasticity, psi |
29.0x 106 |
| Coefficient of Thermal Expansion, 68-212˚F, /˚F |
7.5 x 10-6 |
| Thermal Conductivity, Btu/ft hr ˚F |
8 |
| Specific Heat, Btu/lb ˚F |
0.12 |
| Electrical Resistivity, Microhm-in |
31.5 |
Daxun's Stainless Steel Rod Manufacturing Capabilities
Our forming capabilities encompass state-of-the-art radial forging machines, high-quality heat treatment and melting furnaces, and advanced rolling mills. We also employ a unique hydroforming process for manufacturing titanium rods and other parts.
Daxun's Heat Treatment Furnace
Utilizing cutting-edge heat treatment furnace equipment, Daxun ensures the stability and superior performance of our stainless steel rods.
Daxun's Smelting Ability
Daxun Stainless Steel employs the world's most advanced vacuum induction furnace, vacuum consumable furnace, and electroslag furnace to minimize impurities during the smelting process, thereby enhancing the performance of our finished stainless steel rods.
Entrust us as your reliable stainless steel rod supplier, where excellence meets precision.
Our stainless steel products are fully certified and traceable, ensuring unparalleled quality and reliability. We proudly supply premium stainless steel to top-tier industries, including aerospace, industrial, medical, marine, and military sectors.
Discover the impressive mechanical properties of our diverse grades of stainless steel bars.
| |
Tensile Strength |
Yield Strength |
|
|
|
|
|
|
| Alloy |
UNS Designation |
Spec. |
psi |
MPa |
ksi |
psi |
MPa |
ksi |
Elongation in 2 inches (min.) % |
Grain Size Req. |
Max. Hardness |
Modulus of Elasticity (x106 psi) |
| 304 |
S30400 |
A249, A312 |
75,000 |
515 |
75 |
30,000 |
205 |
30 |
35 |
- |
90 Rb |
28 |
| 304L |
S30403 |
A270 A312 |
70,000 |
485 |
70 |
25,000 |
170 |
25 |
35 |
- |
90 Rb |
28 |
| 304LN |
S30453 |
A249, A688 |
75,000 |
515 |
75 |
30,000 |
205 |
30 |
35 |
- |
90 Rb |
28 |
| 304H |
A30409 |
A249, A312 |
75,000 |
515 |
75 |
30,000 |
205 |
30 |
35 |
7 or coarser |
90 Rb |
28 |
| The Mechanical Properties of grade 316L Stainless Steel are displayed in the following table. |
| Grade |
Tensile Str |
Yield Str |
Elong |
Hardness |
| (MPa) min |
0.2% Proof |
(% in 50mm) min |
| |
(MPa) min |
|
Rockwell B (HR B) max |
Brinell (HB) max |
| 316 |
515 |
205 |
40 |
95 |
217 |
| 316L |
485 |
170 |
40 |
95 |
217 |
| 316H |
515 |
205 |
40 |
95 |
217 |
| |
Tensile Strength |
Yield Strength |
|
|
|
| Alloy |
UNS Designation |
Spec. |
psi |
MPa |
ksi |
psi |
MPa |
ksi |
Elongation in 2 inches (min.) % |
| 321 |
S32100 |
- |
75,000 |
515 |
- |
30,000 |
205 |
- |
35 |
| 321H |
S32109 |
- |
75,000 |
515 |
- |
30,000 |
205 |
- |
35 |
| Grade |
Density |
Melting Point |
Tensile Strength |
Yield Strength (0.2%Offset) |
Elongation |
| 310S |
7.9 g/cm3 |
1402 °C (2555 °F) |
Psi - 75000 , MPa - 515 |
Psi - 30000 , MPa - 205 |
40% |
| Grade |
Tensile Strength |
Yield Strength |
Elongation |
Hardness |
| (MPa) min |
0.2% Proof |
(% in 50mm) min |
| |
(MPa) min |
|
Rockwell C (HR C) |
Brinell (HB) |
| UNS S31803 / 2205 |
621 |
448 |
25 |
31 max |
293 max |
| UNS S32205 / 2205 |
621 |
448 |
25 |
31 max |
293 max |
| Grade |
Property |
Value |
2507/
S32750 |
Density (g/cm3) |
7.8 |
| 0.2% Offset Yield Strength |
80 ksi |
| Ultimate Tensile Strength |
116 ksi |
| 0.1% Offset Yield Strength 0.2% |
91 ksi |
| Elongation in 2 inches, % |
15% |
| Hardness Rockwell C |
32 |
| Impact Energy |
74 ft.-lbs |
| Density |
0.28 lb per inch3 |
| Modulus of elasticity |
28 x 10(6) psi |
| Coefficient of thermal expansion |
7.2 x 10(-6) per of at 68 to 212 of |
| Thermal conductivity |
8.7 Btu/hr ftoF |
| Heat capacity |
0.12 Btu/ lb oF |
| Electrical resistivity |
31.5 x10(-6) ohm-inch |
For detailed information on our stainless steel rods, please reach out to Daxun.
DUPLEX 2507 STAINLESS STEEL ROD AND BAR
- Daxun Alloys' prestigious inventory proudly features the state-of-the-art Duplex 2507 Round Bar. This super duplex stainless steel bar, enriched with 25% chromium, 4% molybdenum, and 7% nickel, is your ultimate solution for applications demanding unparalleled strength and corrosion resistance. Ideal for chemical processing, petrochemical, and seawater equipment, this alloy boasts remarkable resistance to chloride stress corrosion cracking, exceptional thermal conductivity, and a low coefficient of thermal expansion. Thanks to its high chromium, molybdenum, and nickel content, it excels in resisting pitting, crevice, and general corrosion.
GENERAL PROPERTIES
- Duplex 2507 (UNS S32750) stands as a pillar in super duplex stainless steel bars, containing 25% chromium, 4% molybdenum, and 7% nickel. Crafted for the most demanding applications, it excels in high-strength and corrosion-resistant environments, such as chemical processing, petrochemical, and seawater equipment. This steel offers formidable resistance to chloride stress corrosion cracking, exceptional thermal conductivity, and a low coefficient of thermal expansion. The robust combination of chromium, molybdenum, and nickel ensures outstanding resistance to pitting, crevice, and general corrosion.
Applications
- Oil and gas industry equipment
- Offshore platforms, heat exchangers, process and service water systems, fire-fighting systems, injection, and ballast water systems
- Chemical process industries, heat exchangers, vessels, and piping
- Desalination plants, high-pressure RO-plant, and seawater piping
- Mechanical and structural components, high-strength, corrosion-resistant parts
- Power industry FGD systems, utility and industrial scrubber systems, absorber towers, ducting, and piping
Standards
- ASTM/ASME ...... A240 - UNS S32750
EURONORM ...... 1.4410 - X2 Cr Ni MoN 25.7.4
AFNOR ........... Z3 CN 25.06 Az
Can you produce SS grinding bars and rods?
Absolutely, we specialize in SS grinding bars and rods that boast precise dimensions, impeccable roundness, and exceptional straightness. While these features surpass those of polished stainless steel bars, please note that the processing costs are higher.
Q1: What products do you offer?
A: We provide a wide range of general steel types including 310S, 316L, 304, 304L, 201, 904L, 316H, and 316. We also offer
400 series and duplex stainless steels such as 2205, 2304, 2101, and 2507. Our high-nickel alloys include 904L, 800H, and 600H.
Q2. Can you manufacture products according to my drawings?
Yes, we can produce products based on your drawings to meet your utmost satisfaction.
Q3. How does your factory ensure quality control?
Quality is our top priority. We consistently emphasize stringent quality control from start to finish.
Q4. Can I request changes in packaging and transportation?
Yes, we can modify the packaging and transportation methods per your request.
However, you will need to cover any additional costs and price differences incurred during this period.
Q5. How does your factory ensure quality control?
Quality is our top priority. We consistently emphasize stringent quality control from start to finish.
Q6. What is your delivery time?
A: Typically, our delivery time is 7 to 20 working days after payment confirmation.
If your order is urgent, we will expedite production to meet your timeline.
Q7. What are your payment terms?
A: 100% T/T in advance, or via Western Union for small orders.
B: 30% T/T in advance with the balance of 70% paid before shipment.
C: 100% Irrevocable LC at sight for large orders.
Q8: Can you produce Deep Drawing Quality (DDQ) materials?
A: Yes, we can. Our materials are suitable for stainless steel pots, sinks, bowls, and more. Let us know your specific usage, and we will tailor the mechanical properties to meet your needs.
Q9: How can I get a sample?
A: We offer FREE samples for your evaluation. For small pieces, we may cover the courier cost, depending on the situation.
Q10: Which countries have you exported to?
A: To date, we have exported our stainless steel materials to Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and more.
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