| 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. Renowned as a Super Duplex Steel Bar Supplier, we offer a range including Super Duplex Steel UNS S32760 Bright Bar, Super Duplex Steel 2507 Bar, and Super Duplex Steel UNS S32950 Flat Bar. Our portfolio also features Austenitic Super Duplex Steel S32760 Round Bar and Hot Rolled Super Duplex Steel S32760 Round Bar. Proudly, we are a trusted Super Duplex Steel UNS S32750 Manufacturer from China.
Hot Rolled Stainless Steel Rod
Our stainless steel rods and bars undergo a rigorous process of heating and rolling through multiple passes in a rolling mill. Boasting complete specifications, their performance aligns with industry standards and requirements.
Cold Drawn Bright Stainless Steel Rods
Cold-drawn stainless steel rods are meticulously drawn under cold working conditions. These rods feature a smooth surface that can be further polished and ground for enhanced finish.
Forged Stainless Steel Rod and Bar
Our forged stainless steel rods undergo extensive forging to significantly enhance mechanical properties and achieve higher strength, ensuring superior performance.
General Properties
Our extensive network of service centers stocks a wide range of stainless steel bar products, ensuring a fast supply of common bar sizes and alloys. Additionally, we manufacture custom-sized stainless steel bars. For orders below the factory minimum, we offer a stocking program for prompt turnaround. Daxun Alloys' inventory includes stainless steel round bars from 1/16" to 26" in diameter, available in almost every stainless steel grade such as 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 primarily features our uniquely processed bar grade: stainless steel round bars, melted to consistent standards to enhance machinability and reduce overall part cost. Our advanced stainless steel bar processing machinery allows Daxun Alloys to meet precise customer specifications.
1. Heat Treatments: Daxun can perform heat treatments on our stainless steel bars based on the metal's chemistry. 2. Positive Material Identification (PMI): When additional PMI testing is needed, Daxun can conduct in-house testing or collaborate with an independent laboratory. 3. Ultrasonic Testing (UT): Utilizing high-frequency sound energy, UT inspects and measures stainless steel bar products for defect detection, evaluation, and dimensional measurement.
For more information on 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 Rods Manufacturing Capabilities
Our forming capabilities include cutting-edge radial forging machines, heat treatment furnaces, melting furnaces, and rolling mills for titanium rod manufacturing, along with a distinctive hydroforming process for part production.
Daxun's Heat Treatment Furnace
Our stainless steel rod heat treatment employs advanced furnace equipment, ensuring material stability and high performance.
Daxun's Smelting Ability
Daxun Stainless Steel leverages the world's most advanced vacuum induction furnace, vacuum consumable furnace, and electroslag furnace. This innovative technology minimizes impurities during the smelting process, significantly enhancing the performance of our stainless steel rods.
Choose Jiangsu Daxun Alloy Co., Ltd. as Your Reliable Stainless Steel Rod Supplier
Our stainless steel products come with full certification and traceability, ensuring peace of mind for our clients. We supply top-notch stainless steel to leading industries such as aerospace, industrial, medical, marine, and military sectors, guaranteeing the highest standards of quality.
Mechanical Properties of Various 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 further details on our premium stainless steel rods, please get in touch with Daxun
DUPLEX 2507 STAINLESS STEEL ROD AND BAR
- Daxun Alloys' Stainless Steels inventory boasts the Duplex 2507 Round Bar, a super duplex stainless steel bar with a remarkable composition of 25% chromium, 4% molybdenum, and 7% nickel. Ideal for high-strength and corrosion-resistant applications such as chemical processing, petrochemical ventures, and seawater equipment, this alloy is engineered to excel. It offers robust resistance to chloride stress corrosion cracking, superior thermal conductivity, and a low coefficient of thermal expansion. The elevated levels of chromium, molybdenum, and nickel ensure outstanding resistance to pitting, crevice, and general corrosion.
GENERAL PROPERTIES
- Duplex 2507 (UNS S32750) is a superior duplex stainless steel bar comprising 25% chromium, 4% molybdenum, and 7% nickel. Crafted for challenging environments requiring exceptional strength and corrosion resistance, it is perfect for chemical processing, petrochemical, and seawater applications. This steel offers formidable resistance to chloride stress corrosion cracking, coupled with high thermal conductivity and a low coefficient of thermal expansion. The high chromium, molybdenum, and nickel contents afford excellent 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 systems, and ballast water systems
- Chemical process industries, including heat exchangers, vessels, and piping
- Desalination plants, high-pressure RO-plant, and seawater piping systems
- Mechanical and structural components, known for high strength and corrosion resistance
- Power industry FGD systems, encompassing 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 do SS grinding bar & rod?
Yes, we excel in producing SS grinding bars & rods that boast precise dimensions, impeccable roundness, and exceptional straightness, surpassing standard stainless steel polished bars. However, please note that this superior processing incurs higher costs.
Q1: What products can you offer?
A: Our offerings include a wide range of steel types such as 310S, 316L, 304, 304L, 201, 904L, 316H, 316, 316L 300 series,
400 series, and duplex stainless steels like 2205, 2304, 2101, 2507, in addition to high-nickel alloys like 904L, 800H, and 600H.
Q2. Can you produce the products according to my own drawings?
Absolutely, we specialize in custom production based on your drawings to ensure they meet your utmost satisfaction.
Q3. How does your factory ensure quality control?
Quality is our top priority. We maintain rigorous quality control throughout every stage of production from start to finish.
Q4. Can I request changes in packaging and transportation?
Yes, we are flexible with packaging and transportation to accommodate your specific requests,
though please note you will be responsible for any additional costs and associated spreads.
Q5. How does your factory ensure quality control?
Quality is our top priority. We maintain rigorous quality control throughout every stage of production from start to finish.
Q6. What is your delivery time?
A: Typically, delivery takes 7-20 working days after payment confirmation.
For urgent orders, we expedite production to meet your timeline.
Q7. What are your payment terms?
A: 100% T/T in advance, Western Union for small orders.
B: 30% T/T deposit with the balance 70% before shipment.
C: 100% Irrevocable LC at sight for large orders.
Q8: Can you provide DDQ (Deep Drawing Quality)?
A: Yes, we can. Our materials are ideal for stainless steel pots, sinks, bowls, etc. Inform us of your application, and we will tailor the mechanical properties to suit your needs.
Q9: How can I get a sample?
A: We offer FREE samples for your evaluation. For small pieces, we may cover courier costs, depending on the situation.
Q10: Which countries have you exported to?
A: To date, we have exported stainless steel materials to Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and more.
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