2507 Stainless Steel Round Bar Hot Rolling Precision Corrosion Resistant

• Type: Stainless Steel Bars
• Standard: ASTM, AISI, GB, JIS, DIN, EN
• Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
• Shape: Round
• Technique: Hot Rolled
• Surface Treatment: Bright
• Model NO.: 2507 stainless steel rod
• Material: 2507 S32750
• Manufacturing: Hot Rolling, Cold Rolling, Forging
• Transport Package: Wooden Box or Wooden Pallet
• Specification: φ 3.0mm-350mm
• Trademark: TISCO POSCO Baosteel
• Origin: China
• Production Capacity: 10000ton

Product Description

Product Description

Detailed Photos

 

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

Jiangsu Daxun Alloy Co., Ltd. stands as a global leader in the stainless rod and round bar fabrication industry.

ASTM A276 Super Duplex Steel S32750 Round Bar, Premium Super Duplex Steel Bar Supplier, Super Duplex Steel UNS S32760 Bright Bar, Elite Super Duplex Steel 2507 Bar, High-Quality Super Duplex Steel UNS S32950 Flat Bar, Superior Austenitic Super Duplex Steel S32760 Round Bar, Hot Rolled Super Duplex Steel S32760 Round Bar, Distinctive Super Duplex Steel S32760 Round Bar, and Renowned Super Duplex Steel UNS S32750 Manufacturer from China.

Hot Rolled Stainless Steel Rod
Our stainless steel rods and bars are meticulously heated and rolled through multiple passes in a state-of-the-art rolling mill. They boast a complete range of specifications and their performance exceeds industry standards and requirements.

Cold Drawn Bright Stainless Steel Rods
These cold-drawn stainless steel rods are expertly formed under cold working conditions, resulting in a smooth surface finish. They can also be polished and ground to perfection.

Forged Stainless Steel Rod and Bar
Our forged stainless steel rods are subjected to multiple forging processes to significantly improve their mechanical properties and achieve higher strength levels.

 

General Properties Overview
Our extensive network of service centers is well-stocked with stainless steel bar products, ensuring a fast and ready supply of common bar sizes and alloys. We also specialize in producing custom-sized stainless steel bars. For quantities below factory minimums, we offer a stocking program for prompt and efficient 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.

 

Comprehensive Additional Services
Our inventory predominantly features our uniquely processed bar grade: stainless steel round bars, which are melted to consistent standards to enhance machinability and reduce the overall cost of each part. Our state-of-the-art stainless steel bar processing machinery allows Daxun Alloys to produce to the precise specifications required by our customers.

1. Heat Treatments: Daxun can perform specialized heat treatments on our stainless steel bars, tailored to the chemistry of the metal. 2. Positive Material Identification (PMI): Additional PMI testing may be conducted in-house or with an independent laboratory. 3. Ultrasonic Testing (UT): High-frequency sound energy is employed to inspect and measure stainless steel bar products, assisting in defect detection/evaluation and dimensional measurement.

For more detailed information on our stainless steel rods, please reach out to Daxun.

2507 Stainless Steel Rod - Detailed 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 - Comprehensive 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 - Extensive 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 Advanced Stainless Steel Rod Manufacturing Capabilities

Our forming capabilities include cutting-edge radial forging machines, sophisticated heat treatment furnaces, advanced melting furnaces, and high-efficiency rolling mills for manufacturing titanium rods. We also employ a unique hydroforming process for precision part manufacturing.

 

Daxun's State-of-the-Art Heat Treatment Furnace

Utilizing advanced heat treatment furnace equipment, our stainless steel rod heat treatment process ensures the stability and superior performance of the material.

 

Daxun's Superior Smelting Capability

At Daxun Stainless Steel, we employ the world's most advanced vacuum induction furnace, vacuum consumable furnace, and electroslag furnace technology. This helps us minimize impurities during the smelting process, thereby enhancing the performance of our finished stainless steel rods.

Packaging & Shipping

Company Profile

Trust Jiangsu Daxun Alloy Co., Ltd. as Your Premier Stainless Steel Rod Supplier

Our stainless steel products are meticulously certified and fully traceable. We proudly deliver the highest quality stainless steel to a diverse array of leading industries, including aerospace, industrial, medical, marine, and military sectors.

Discover the Exceptional 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 detailed information on our superior stainless steel rods, please reach out to Daxun directly.

Certifications

DUPLEX 2507 STAINLESS STEEL ROD AND BAR

• Daxun Alloys Stainless Steels' inventory proudly includes the Duplex 2507 Round Bar. This super duplex stainless steel marvel features 25% chromium, 4% molybdenum, and 7% nickel. It's engineered for applications demanding extraordinary strength and superior corrosion resistance, making it ideal for chemical processing, petrochemical industries, and seawater equipment. Offering exceptional resistance to chloride stress corrosion cracking, excellent thermal conductivity, and a minimal coefficient of thermal expansion, the high chromium, molybdenum, and nickel content also ensures unmatched protection against pitting, crevice, and general corrosion.

GENERAL PROPERTIES

• Duplex 2507 (UNS S32750) stands as a super duplex stainless steel bar with 25% chromium, 4% molybdenum, and 7% nickel. Crafted for the most demanding applications requiring formidable strength and corrosion resistance, it excels in chemical processing, petrochemical operations, and seawater equipment. The steel's potent resistance to chloride stress corrosion cracking is complemented by high thermal conductivity and a low coefficient of thermal expansion. Its robust composition of chromium, molybdenum, and nickel offers stellar resistance to pitting, crevice, and general corrosion.

Applications

• Oil and gas industry equipment
• Ideal for offshore platforms, heat exchangers, process and service water systems, fire-fighting systems, and both 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

FAQ

 

Can you provide SS grinding bars and rods?

Yes, we specialize in SS grinding bars and rods that feature precise dimensions, excellent roundness, and unparalleled straightness, surpassing even stainless steel polished bars. However, please note that the processing costs are higher.

Q1: What products can you offer?

A: We offer a wide range of general steel types including 310S, 316L, 304, 304L, 201, 904L, 316H, 316, 316L, and 300 series.
Additionally, we provide 400 series and duplex stainless steel such as 2205, 2304, 2101, 2507, etc. We also offer high-nickel alloys like 904L, 800H, and 600H.

Q2. Can you produce products based on my drawings?

Yes, we can manufacture products according to your drawings, ensuring the highest level of satisfaction.

Q3. How does your factory manage quality control?

Quality is our top priority. We rigorously control quality from the very beginning to the end of the production process.

Q4. Can I request changes in packaging and transportation?

Yes, we can adapt the packaging and transportation methods to meet your requests.
However, you will need to cover any additional costs and price differences incurred during this period.

Q5. How does your factory manage quality control?

Quality is our top priority. We rigorously control quality from the very beginning to the end of the production process.

Q6. What is your delivery time?

A: Our delivery time ranges from 7 to 20 working days after payment is confirmed.
For urgent orders, we can expedite production in our workshop to meet your deadlines.

Q7. What are your payment terms?

A: 100% T/T in advance or Western Union for small orders.

B: 30% T/T upfront and the remaining 70% before shipment.

C: 100% irrevocable LC at sight for large orders.

Q8: Can you produce Deep Drawing Quality (DDQ) materials?

A: Yes, we provide DDQ materials suitable for stainless steel pots, sinks, bowls, and more. Share your specific usage needs, and we will tailor the mechanical properties to meet your requirements.

Q9: How can I obtain a sample?

A: We offer FREE samples for your inspection and testing. If a small piece is required, we may cover the courier costs depending on the situation.

Q10: Which countries have you exported to?

A: To date, we have exported our stainless steel materials to countries including Vietnam, Thailand, Turkey, Russia, Morocco, Korea, India, Pakistan, UAE, Ukraine, and more.