ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

Product Details
Customization: Available
Application: Automotive Industry, Chemical Industry, Food Industry, Oil and Gas Industry, Pharmaceutical Industry
Certification: ISO9001
Diamond Member Since 2024

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ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe pictures & photos
ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe pictures & photos
ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe pictures & photos
ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe pictures & photos
ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe pictures & photos
ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe pictures & photos
  • ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
  • ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
  • ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
  • ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
  • ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
  • ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

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Overview

Basic Info.

Model NO.
2507/S32750
Length
Random length/ Fixed Length
Material
Duplex Stainless Steel
Outer Diameter
1/8inch-24inch
Type
Seamless Pipe
Wall Thickness
Sch10s~Sch160
Test
Hydraulic Test /Eddy Current Test/Ultrasonic Test
Delivery Time
Stock 7 Days; MTO 30 Days
Trade Terms
EXW, FOB, CFR, CIF etc.
Markings
ASTM A790 S32750 6" SCH40S HEAT NO:
Transport Package
Packed in Bundles or Plywooden Box
Specification
2507 UNS S32750
Trademark
GH-STEEL
Origin
China
HS Code
7304419000
Production Capacity
2000ton Per Month

Product Description

Product Description

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

Product Name Seamless Super Duplex Stainless Steel Pipes and Tubes
Company Inform 1.Name:WENZHOU GUOHAO STEEL., LTD  
2.Type: Manufacturer 
Material DUPLEX SS 2507 UNS S32750 (F53 / 1.4410 / Alloy 32750 / Alloy 2507)
Standard ASTM A789,ASTM A790


SpecificationASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
D (Outer diameter) 6mm-630mm
T (Wall thickness) 1mm-40mm
L(Length) Single random length/ Double random length or as customer's actual request
Surface Annealing&Pickling
Polishing (180#-600#)
Bright Annealing
Sand Blasting
Shot Blasting
Markings Marked Pipe Sample: ASTM A790 UNS S32750 12" NB SCH 40S SEAMLESS HEAT NO. XXXX
Flattening Test For material heat treated in a continuous furnace flattening tests shall be made on a sufficient number of pipes to constitute 5% of the lot, but in no case less than 2 lengths of pipe.
Hydrostatic or Nondestructive Testing Each pipe shall be subjected to the nondestructive electric test or the hydrostatic test
Delivery Time 1.for ready stock :7 days after receiving the deposit of T/T
2.For MTO: 35 days after receiving the  deposit of T/T
Trade Terms EXW,FOB, CFR, CIF etc.
Loading Port Ningbo/Wenzhou/Shanghai
Remittance method TT/LC/CASH
Product Parameters

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

Chemical Composition For ASTM A789/A790  S32750(2507) Duplex Stainless Steel Tubes Pipes
Elements C Cr Cu Fe Mo Mn N Ni P S Si W
Minimum   24.0   REMAINDER 3.00   0.24 6.00     0.20 0.50
Maximum 0.030 26 0.50   5.00 1.20 0.32 8.00 0.035 0.020 0.80 1.00
 
Mechanical Properties For ASTM A789/A790  S32750(2507) Duplex Stainless Steel Tubes Pipes
0.2% Proof Stress (N/mm2 ) [ksi] minimum 550[79.8]
Ultimate Tensile Strength (N/mm2) [ksi] minimum 800 [116]
Elongation (%) minimum 25
ardness (HBN) 270 max
Reduction of Cross Section Area (%) 45
Charpy V-notch Impact at ambient Temp (J) [ft.lb] 80min [59min]
Charpy V-notch Impact at -46°C (J) [ft.lb] 45av, 35min [33av, 25.8min]
 Additional Testing For ASTM A789/A790  S32750(2507) Duplex Stainless Steel Tubes Pipes
ASTM G48A Corrosion test at 40°C No pitting and weight loss < 4.0g/m2
Ultrasonic Testing According to ASTM A388
Ferrite Content 35%-55%
Microstructure Microstructure certified free from grain boundary carbides, sigma, chi and laves phases
Physical Properties For ASTM A789/A790  S32750(2507) Duplex Stainless Steel Tubes Pipes
Density (Kg.m-1) 7810
Magnetic Permeability 33
Young's Modulus (N/mm2) 199 x 103
Specific Heat, 20°C (J.Kg-1.°K-1) 475
Fracture Toughness, Kq (MPa.m) 475
Specific Electrical Resistance, 20°C (µO.m) 0.80
Thermal conductivity, 20°C (W.m-1.°K-1) 14.2
Mean coefficient of thermal expansion, 20-100°C (°K-1) 11.1 x 10-6
Permissible Variations in Dimension For ASTM A789/A790  S32750(2507) Duplex Stainless Steel Tubes Pipes
Group Size,Outside Diameter,in.[mm] Permissible Variations in Outside Diameter,in.[mm] Permissible Variations in Wall Thinckness Permissible Variations in Cut Length,in[mm] Thin Walled Tubes
Over Under
1 up to 1/2[12.7],excel ±0.005[0.13] ±15% 1/8"[3] 0 ...
2 1/2" to 1-1/2"[12.7 to 38.1],excl ±0.005[0.13] ±10% 1/8"[3] 0 less than 0.065 in.[1.6mm] nominal
3 1-1/2" to 3-1/2"[38.1 to 88.9],excl ±0.010[0.25] ±10% 3/16"[5] 0 less than 0.095 in.[2.4mm] nominal
4 3-1/2" to 5-1/2"[88.9 to 139.7],excl ±0.015[0.38] ±10% 3/16"[5] 0 less than 0.150 in.[3.8mm] nominal
5 5-1/2" to 8"[139.7 to 203.2],incl ±0.030[0.76] ±10% 3/16"[5] 0 less than 0.150 in.[3.8mm] nominal
ANSI/ASME B36.10M B36.19M Dimension Comparison Table For ASTM A789/A790  S32750(2507) Duplex Stainless Steel Tubes Pipes
Outside Diameter Wall Thicknesses Schedule ANSI/ASME B36.10M,B36.19M
DN(in) D(mm) SCH
5S
SCH
10S
SCH
10
SCH
20
SCH
30
SCH
40S
SCH
STD
SCH
40
SCH
60
SCH
80S
SCH
XS
SCH
80
SCH
100
SCH
120
SCH
140
SCH
160
SCH
XXS
1/8" 10.3 - 1.24 - - - 1.73 1.73 1.73 - 2.41 2.41 2.41 - - - - -
1/4" 13.7 - 1.65 - - - 2.24 2.24 2.24 - 3.02 3.02 3.02 - - - - -
3/8" 17.1 - 1.65 - - - 2.31 2.31 2.31 - 3.2 3.2 3.2 - - - - -
1/2" 21.3 1.65 2.11 - - - 2.77 2.77 2.77 - 3.73 3.73 3.73 - - - 4.78 7.47
3/4" 26.7 1.65 2.11 - - - 2.87 2.87 2.87 - 3.91 3.91 3.91 - - - 5.56 7.82
1" 33.4 1.65 2.77 - - - 3.38 3.38 3.38 - 4.55 4.55 4.55 - - - 6.35 9.09
1-1/4" 42.2 1.65 2.77 - - - 3.56 3.56 3.56 - 4.85 4.85 4.85 - - - 6.35 9.7
1-1/2" 48.3 1.65 2.77 - - - 3.68 3.68 3.68 - 5.08 5.08 5.08 - - - 7.14 10.15
2" 60.3 1.65 2.77 - - - 3.91 3.91 3.91 - 5.54 5.54 5.54 - - - 8.74 11.07
2-1/2" 73 2.11 3.05 - - - 5.16 5.16 5.16 - 7.01 7.01 7.01 - - - 9.53 14.02
3" 88.9 2.11 3.05 - - - 5.49 5.49 5.49 - 7.62 7.62 7.62 - - - 11.13 15.24
3-1/2" 101.6 2.11 3.05 - - - 5.74 5.74 5.74 - 8.08 8.08 8.08 - - - - -
4" 114.3 2.11 3.05 - - - 6.02 6.02 6.02 - 8.56 8.56 8.56 - 11.13 - 13.49 17.12
5" 141.3 2.77 3.4 - - - 6.55 6.55 6.55 - 9.53 9.53 9.53 - 12.7 - 15.88 19.05
6" 168.3 2.77 3.4 - - - 7.11 7.11 7.11 - 10.97 10.97 10.97 - 14.27 - 18.26 21.95
8" 219.1 2.77 3.76 - - 7.04 8.18 8.18 8.18 10.31 12.7 12.7 12.7 15.09 18.26 20.62 23.01 22.23
10" 273.1 3.4 4.19 - 6.35 7.8 9.27 9.27 9.27 12.7 12.7 12.7 15.09 18.26 25.4 28.58 25.4 -
12" 323.9 3.96 4.57 - 6.35 8.38 9.53 9.53 10.31 14.27 12.7 12.7 17.48 21.44 25.4 28.58 33.32 25.4
14" 355.6 3.96 4.78 6.35 7.92 9.53 - 9.53 11.13 15.09 - 12.7 19.05 23.83 27.79 31.75 35.71 -
16" 406.4 4.19 4.78 6.35 7.92 9.53 - 9.53 12.7 16.66 - 12.7 21.44 26.19 30.96 36.53 40.49 -
18" 457.2 4.19 4.78 6.35 7.92 11.13 - 9.53 14.27 19.05 - 12.7 23.83 29.36 34.93 39.67 45.24 -
20" 508 4.78 5.54 6.35 9.53 12.7 - 9.53 15.09 20.62 - 12.7 26.19 32.54 38.1 44.45 50.01 -
22" 558.8 4.78 5.54 6.35 9.53 12.7 - 9.53 - 22.23 - 12.7 28.58 34.93 41.28 47.63 53.98 -
24" 609.6 5.54 6.35 6.35 9.53 14.27 - 9.53 17.48 24.61 - 12.7 30.96 38.89 46.02 52.37 59.54 -
26" 660.4 - - 7.92 12.7 - - 9.53 - - - 12.7 - - - - - -
28" 711.2 - - 7.92 12.7 15.88 - 9.53 - - - 12.7 - - - - - -
30" 762 6.35 7.92 7.92 12.7 15.88 - 9.53 - - - 12.7 - - - - - -
32" 812.8 - - 7.92 12.7 15.88 17.48 9.53 17.48 - - 12.7 - - - - - -
34" 863.6 - - 7.92 12.7 15.88 17.48 9.53 17.48 - - 12.7 - - - - - -
36" 914.4 - - 7.92 12.7 15.88 19.05 9.53 19.05 - - 12.7 - - - - - -
Packaging & Shipping

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
  1. All of our stainless steel seamless pipe & tubes are packaged as per international standard to prevent any possible damage or loss. By default, we will use thick woven plastic bag to bundle the finished pipes together in batches.
  2. For some special pipes & tubes that are vulnerable to dirt, scratches, stress or rough handling, we will suggest wooden case for protection. Kindly note, wooden case can incur extra cost, not only its own cost, but also the increased freight cost, which is especially true for air transportation.
  3. For enhanced customer experience, we also provide dedicated package as per your special requirements.
Certifications

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeThe inspection of our company and products is open to customers themselves or their designated third-party inspectors, such as SGS, BV, TUV, DNV, etc., who are well-known in the industry.
We provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, HT/DNT Test Report, Third Party Inspection Report.

Material Testing: We ensure that all our materials go through strict quality tests before dispatching them to our clients.
• Mechanical Testing
• Hardness Test
• Chemical Analysis - Spectro Analysis
• Positive Material Identification - PMI Testing
• Flattening Test
• Flaring Test
• Intergranular Corrosion (IGC) Test
PRODUCT APPLICATION

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

  • Chemical Process Industry: Due to its high corrosion resistance UNS S32750 is ideal for use in Polypropylene Production, PVC Production, Dioxide, Caustic Evaporators, and Equipment.
  • Handling Organic and Fatty Acids.
  • Marine Industry and Shipbuilding: Propellers and Shafts, Rudders, Shaft Seals, Pumps, Bolts and Fasteners, Valves, Instrumentation, Oil and Chemical Tankers
  • Oil and Gas Industry: Pumps, Valves, Pipe, Vessels, Wellhead Equipment, Subsea Equipment
  • Pollution Control: Fans and pumps, Wet Scrubbers, Incinerators
  • Pulp and Paper Industry: Black liquor heater tubes, Digester Blow Valves, Rotary Feed Valves, I.D.Fans, Brownstock Washers, Precipitators, Bleaching Components
  • Food Industry: Sugar Cane Centrifuges, Corn and Vegetable processing plant
  • Agrochemicals: Fertilizer Production (Wet phosphoric acid)
  • Civil Engineering: Sewage Treatment
Company Profile

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe

Wenzhou Guohao Steel was established in 2008. We are ISO 9001:2015 approved manufacturer, having a state-of-the-art infrastructure facility for having smooth production process. It has successfully grown by focusing on serving customers across a range of high technology industries. One of our company strengths is its people, with many colleagues having been with the company from the beginning. This provides our customers with the benefit of a wealth of experience and industry knowledge. Guohao Steel now has the whole of manufactured stainless steel products to add to its already large range of High Performance Nickel Alloys.
Guohao Steel adhere to the high standards of integrity and compliance required, including:
  1. Environmental standards
  2. Health and safety standards
  3. Ethical trading standards
  4. Export compliance requirements
We now stock and have direct access to a wide range of other materials, including stainless steels and nickel alloys. We supply and process pipes for numerous key industry sectors, collaborating with both small businesses and large international manufacturers across various countries. Due to our reputation for quality, reliability, and industry approvals, we are a well-regarded supplier in diverse sectors. Our delivery of long-term tangible benefits enables our customers to compete in today's challenging global marketplace.
In order to achieve our goals, we are improving our facilities and expanding our machinery to offer broader processing capabilities. Additionally, our investment extends to the growth and development of our teams, which represent our most valuable resource. We aim for our customers to receive the best experience and trust in the expertise, knowledge, and experience of our teams. As we continue looking towards the future, we rely on our core values to guide both decisions and actions.
ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe
Our Advantages

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeASTM A790 2507/32750 Super Duplex Stainless Steel Seamless PipeMore than 16 Years of Experience in Stainless Steel Production.
Provides cost-effective products and professional services to you.
We offer an extensive range of stainless steel, super duplex steel,nickel alloy.

FAQ

ASTM A790 2507/32750 Super Duplex Stainless Steel Seamless Pipe1.Q: Do you provide customized product services?
A: Of course, we can design and produce the products you need based on your specifications and drawings. For example: special dimensions, special controls, OEM, etc.

2.Q: Are you a manufacturer or trader?
A: We are manufacturers. We have our own factory to produce and process various kinds of stainless steel /nickel alloy pipes.

3.Q: Can we get the some samples?Is there a charge?
A: Yes, we will provide you with the samples you want. The samples are free of charge, but the customer may have to pay the freight.

4.Q: Can we visit your factory?
A: Of course, we welcome you to visit our factory on-site or visit our production line through online videos to learn more about our strength and quality. Once we have your schedule, we will arrange a professional sales team to follow up with you.

5.Q: How do you ensure the quality of the product?
A: All products must undergo three inspections throughout the entire manufacturing process, including production, cutting, and packaging. The factory inspection report is provided with the goods. If necessary, third-party inspections such as SGS can be accepted.

6.Q: What is your delivery time?
A: Different products and procurement quantities have different delivery times. The product will be delivered as soon as possible on the basis of quality assurance. Usually, if the goods are in stock, it takes 3-10 days. Alternatively, if the goods are out of stock, it will take 25 to 45 days.

7.Q: Can you arrange shipment?
A: Of course, we have freight forwarders who have been cooperating for many years. We are VIP and can provide you with the most favorable prices and professional services.

8.Q: What if I don't have import experience?
A: We have rich export experience. As long as you have an import license, please leave the rest to us! We will help you choose the most suitable transportation service to safely and accurately deliver the product to the place where it is needed.

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