309 Stainless Steel Welded Round Pipe
SS 309S Welded Round Pipe, Stainless Steel 309 Welded Round Pipe Supplier, Stainless Steel 309 Welded Round Pipe Stockist.
What are the key characteristics and properties of stainless steel 309/309S welded pipes?
Stainless steel 309/309S welded pipes possess several key characteristics and properties that make them highly desirable for various applications. These pipes exhibit excellent resistance to high temperatures, making them suitable for use in environments where high heat is a factor. They offer exceptional oxidation resistance, allowing them to withstand prolonged exposure to air at elevated temperatures without experiencing significant degradation. Stainless steel 309/309S welded pipes demonstrate superior corrosion resistance, particularly against sulfur-containing atmospheres and oxidizing environments. This corrosion resistance ensures the longevity and reliability of the pipes in demanding industrial settings. These pipes exhibit good weldability, enabling easy fabrication and installation.
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They can be efficiently welded using commonly used welding methods, making them a practical choice for numerous construction and manufacturing projects. Stainless steel 309/309S welded pipes offer high strength and durability, capable of withstanding mechanical stresses and pressure variations. Their exceptional temperature resistance, corrosion resistance, weldability, and strength make stainless steel 309/309S welded pipes a preferred choice for applications requiring reliable performance in challenging conditions.
How does stainless steel 309/309S differ from other types of
stainless steel?
Stainless steel 309 differs from other types of stainless steel
in several ways, primarily in composition and performance
characteristics. While stainless steel is known for its
corrosion resistance, 309 offers enhanced resistance to high
temperatures and thermal cycling. It contains more chromium and
nickel than other stainless steel grades, providing excellent
oxidation resistance and high-temperature strength.
Stainless steel 309S differs from other types of stainless steel in several notable aspects. It is an austenitic stainless steel alloy with a higher percentage of chromium and nickel than many other stainless steel grades. This increased chromium and nickel content gives 309S stainless steel enhanced resistance to corrosion and oxidation in high-temperature environments. One key differentiating factor of 309S is its low carbon content, making it more resistant to sensitization and subsequent intergranular corrosion. This property makes 309S stainless steel suitable for applications involving continuous exposure to elevated temperatures, such as furnace components, boiler tubes, and heat exchangers.
Welded Pipe Standard | ASTM A312 ASME SA312 / ASTM A358 ASME SA358 |
Welded Pipe Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
Welded Pipe Sizes | 1 / 2" NB - 24" NB |
Welded Pipe Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
Steel Welded Pipe Manufacturing Process | Welded / ERW / Fabricated / CDW / 100% X Ray Welded |
Stainless Steel Welded Pipe Shapes | Round, Rectangle, Square etc. |
Stainless Steel Welded Pipe Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Welded Pipe Ends | Half Hard, Soft, Hard, Quarter Hard, Spring Hard |
Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements |
Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
SS 309S Welded Round Pipe, Stainless Steel 309 Welded Round Pipe Supplier, Stainless Steel 309 Welded Round Pipe Stockist.
SS 309 Welded Square Pipe, Stainless Steel 309 Welded Square Pipe Supplier, Stainless Steel 309S Welded Square Pipe Stockist.
SS 309 Welded Rectangular Pipe, Stainless Steel 309S Welded Rectangle Pipe Supplier, Stainless Steel 309 Welded Rectangular Pipe Stockist.
SS 309 Welded Polished Pipe, Stainless Steel 309S Welded Polished Pipe Supplier, Stainless Steel 309 Welded Polished Pipe Stockist.
STANDARD | WERKSTOFF NR. | UNS | EN | AISI |
SS 309 | 1.4828 | S30900 | X12CrNi23-13 | 309 |
SS 309S | 1.4833 | S30908 | X12CrNi23-13 | 309S |
Product | Price |
Schedule 10 Stainless Steel 309S Welded Pipes Price | $1,072.00 - $2,999.00/ Ton |
S30900 Stainless Steel Welded Pipe Price | US $ 956 - 3200 / Ton |
Austenitic Stainless Steel 309 Welded Pipe Price Per KG | $1022.00 - $2400.00/ Ton |
SS 1.4706 Square Welded Pipe Price List | US $ 20 - 36 / kg |
Custom Size 4 Inch SS 1.4301 Welded Pipes Price | US $ 1200 - 13000 / Ton |
309 SS Welded Pipe Price List | $770 - 1400/ Ton |
Stainless Steel S30903 Welded Pipe Price | US $ 1500 - 2300 / Ton |
20mm Diameter Polished Stainless Steel 309S Welded Pipes Price | $678.00 - $1,580.00/ Ton |
ASTM A312 SCH 5S Plain End Stainless Steel 309 Welded Pipe Price List | $540.00 - $1,600.00/ Ton |
Avoid those problems that occur with low-quality stainless steel 309 welded pipes by getting high-quality stainless steel 309 welded pipes at competitive prices from us. Give us a call or send us an email to discuss how we can help you build your business. Working with such an esteemed client as you will make us happy.
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Electric Resistance Welding (ERW) Process
Pipe is created using the Electric Resistance Welding (ERW)
process by cold-forming a flat steel sheet into a cylindrical
shape. The steel is then heated to a degree at which the edges
of the steel cylinder are pressed together to establish a bond
without the use of welding filler material.
Several Electric Resistance Welding (ERW) processes are
available for pipe production. The two main types of ERW are:
. High Frequency Welding
. Rotary Contact Wheel Welding.
High Frequency Welding
In high frequency induction welding, a work coil is placed in front of the weld spot and acts as a conduit for the weld current to reach the material. Work coil does not come into contact with pipe. Through the magnetic fields that surround the pipe, an electrical current is induced into the pipe's substance. When changing pipe size, high frequency induction welding avoids contact marks and requires less setup time.
Rotary Contact Wheel Welding
The electrical current is passed through a contact wheel at the weld spot in rotary contact wheel welding. A portion of the forge pressure required for the welding process is also applied by the contact wheel. AC, DC, and square wave are the three primary types of rotary contact wheel welders. Electrical current is transferred in all three power supplies by brush assemblies that interact with slip rings attached to a revolving shaft that holds the contact wheels. The current is sent to the strip edges through these contact wheels.
Submerged Arc Welding (SAW) Process
A constantly fed bare wire electrode and the workpiece form an
arc during the submerged arc welding (SAW) process. To produce
protective gases, slag, and to add alloying components to the
weld pool, the procedure requires a flux. Using a shielding gas
is not necessary. Excess flux is recycled via a hopper as the
arc advances along the joint line. After welding, any remaining
layers of fused slag are simple to remove. The arc is generally
invisible during welding because the flux layer totally covers
it, and heat loss is also very minimal. In contrast to the
manual metal arc's 25% thermal efficiency, this one can reach
60%.
There are two types of Submerged Arc Welding (SAW) processes:
. Longitudinal Submerged Arc Welding (LSAW) Process
. Spiral Submerged Arc Welding (SSAW) Process
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 309 | 0.20 max | 2 max | 1 max | 0.045 max | 0.030 max | 18.0 – 23 | – | 8.0 -14 | – |
SS 309S | <=0.080 max | <=2.00 max | <=0.75 max | <=0.040 max | <=0.015 max | 22.00-24.00 max | – | 12.00-14.00 | – |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 309 | 0.20 max | 2 max | 1 max | 0.045 max | 0.030 max | 18.0 – 23 | – | 8.0 -14 | – |
SS 309S | <=0.080 max | <=2.00 max | <=0.75 max | <=0.040 max | <=0.015 max | 22.00-24.00 max | – | 12.00-14.00 | – |
Intergranular Corrosion (IGC) Test | Impact Test |
Chemical Analysis – Spectro Analysis | Hydrogen-Induced Cracking (HIC) Test |
Mechanical Testing Such as Tensile, Elongation, Reduction of Area | Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177 |
Positive Material Identification – PMI Testing | Hydrostatic Test |
Pitting Resistance Test | Eddy Current Testing |
Hardness Test | Ultra Sonic Test (UT) |
Flaring Test | Bend Test |
Micro Test | Radiography Test |
Macro Test | Dye Penetrant Test (DP Test) |
Flattening Test |
Designation of Diameter | O/D | Nominal Wall Thickness | ||||||||||||||||||
DIA | SCH.5S | SCH.5 | SCH 10S | SCH.10 | SCH.20S | SCH.30 | SCH.40S | SCH.40 | SCH 60 | |||||||||||
(A) | (B) | Meter MM | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr | Wall Thk | Weight Kg/Mtr |
6 | 1/8 | 10.3 | 1 | 0.23 | 1.2 | 0.27 | 1.5 | 0.33 | 1.73 | 0.37 | ||||||||||
8 | 1/4 | 13.7 | 1.2 | 0.37 | 1.65 | 0.49 | 2 | 0.58 | 2.24 | 0.64 | ||||||||||
10 | 3/8 | 17.2 | 1.2 | 0.47 | 1.65 | 0.63 | 2 | 0.74 | 2.31 | 0.87 | ||||||||||
15 | 1/2 | 21.3 | 1.65 | 0.01 | 1.65 | 0.81 | 2.11 | 1.02 | 2.11 | 1.02 | 2.5 | 1.15 | 2.77 | 1.29 | ||||||
20 | 3/4 | 26.7 | 1.65 | 1.03 | 1.65 | 1.03 | 2.11 | 1.3 | 2.11 | 1.3 | 2.5 | 1.49 | 2.87 | 1.71 | ||||||
25 | 1 | 33.4 | 1.65 | 1.31 | 1.65 | 1.31 | 2.77 | 2.13 | 2.77 | 2.13 | 3 | 2.24 | 3.38 | 2.54 | ||||||
32 | 11/4 | 24.2 | 1.65 | 1.67 | 1.65 | 1.67 | 2.77 | 2.73 | 2.77 | 2.73 | 3 | 2.9 | 3.56 | 3.44 | ||||||
40 | 11/2 | 48.3 | 1.65 | 1.93 | 1.65 | 1.93 | 2.77 | 3.16 | 2.77 | 3.16 | 3 | 3.35 | 3.68 | 4.11 | ||||||
50 | 2 | 60.3 | 1.65 | 1.93 | 1.65 | 2.42 | 2.77 | 3.99 | 2.77 | 3.99 | 3.5 | 4.9 | 3.91 | 5.52 | ||||||
65 | 21/2 | 73 | 2.11 | 3.75 | 2.11 | 3.75 | 3.05 | 5.34 | 3.05 | 5.34 | 3.5 | 6 | 5.16 | 8.77 | ||||||
80 | 3 | 88.9 | 2.11 | 4.59 | 2.11 | 4.59 | 3.05 | 6.56 | 3.05 | 6.56 | 4 | 8.37 | 5.49 | 11.47 | ||||||
90 | 31/2 | 101.6 | 2.11 | 5.25 | 2.11 | 5.25 | 3.05 | 7.53 | 3.05 | 7.53 | 4 | 9.62 | 5.74 | 13.78 | ||||||
100 | 4 | 114.3 | 2.11 | 5.93 | 2.11 | 5.93 | 3.05 | 8.5 | 3.05 | 8.5 | 4.5 | 12.18 | 6.02 | 6.32 | ||||||
125 | 5 | 141.3 | 2.77 | 9.61 | 2.77 | 9.61 | 3.4 | 11.74 | 3.43 | 11.74 | 5 | 16.8 | 6.55 | 2210 | ||||||
150 | 6 | 168.3 | 2.77 | 11.47 | 2.77 | 11.47 | 3.4 | 14.04 | 3.43 | 14.04 | 5.5 | 22.08 | 7.11 | 28.69 | ||||||
200 | 8 | 219.1 | 2.77 | 15 | 2.77 | 15 | 3.76 | 20.77 | 3.76 | 20.27 | 6.35 | 33.82 | 7.04 | 37.38 | 8.18 | 43.2 | 10.81 | 53.9 | ||
250 | 10 | 273.1 | 3.4 | 22.95 | 3.4 | 22.95 | 4.19 | 28.2 | 4.19 | 28.2 | 6.35 | 42.41 | 7.8 | 51.81 | 9.27 | 61.22 | 12.2 | 82.8 | ||
300 | 12 | 323.9 | 3.96 | 31.72 | 4.19 | 33.6 | 4.57 | 36.54 | 4.57 | 36.54 | 6.35 | 50.48 | 8.38 | 66.2 | 9.53 | 75.01 | 10.31 | 80.94 | 14.27 | 110.62 |
350 | 14 | 355.6 | 3.96 | 34.86 | 4.78 | 41.99 | 6.35 | 55.53 | 7.92 | 68.95 | 9.53 | 82.58 | 9.53 | 82.58 | 11.13 | 96 | 15.06 | 128.42 | ||
400 | 16 | 406.4 | 4.19 | 42.2 | 4.78 | 48.07 | 6.35 | 63.61 | 7.92 | 79.03 | 9.53 | 94.7 | 9.53 | 94.7 | 12.7 | 125.2 | 16.66 | 162.59 | ||
450 | 18 | 457.2 | 4.19 | 47.46 | 4.78 | 54.15 | 6.35 | 71.69 | 7.92 | 89.1 | 11.13 | 124.32 | 9.53 | 106.83 | 14.27 | 158.27 | 19.05 | 209 | ||
500 | 2C | 508 | 4.78 | 60.23 | 5.54 | 69.7 | 6.35 | 79.76 | 9.53 | 118.93 | 12.7 | 157.51 | 9.53 | 118.9 | 15.06 | 185.89 | 2062 | 251.65 | ||
550 | 22 | 558.8 | 4.78 | 65.95 | 5.54 | 76.75 | 6.35 | 87.84 | 9.53 | 131.07 | 12.7 | 173.66 | 9.53 | 131.07 | 15.88 | 216.04 | 22.23 | 298.55 | ||
600 | 24 | 609.6 | 5.54 | 83.8 | 6.35 | 95.92 | 6.35 | 95.92 | 9.53 | 143.2 | 14.27 | 212.72 | 9.53 | 143.2 | 17.45 | 258.74 | 24.59 | 360.21 | ||
650 | 26 | 660.4 | 7.92 | 129.4 | 12.7 | 205.97 | 9.53 | 155.32 | ||||||||||||
700 | 28 | 711.2 | 7.92 | 139.47 | 12.7 | 222.13 | 15.88 | 276.48 | 9.53 | 167.44 | ||||||||||
750 | 3C | 762 | 6.35 | 120.15 | 7.92 | 149.55 | 7.92 | 149.55 | 12.7 | 238.28 | 15.88 | 296.68 | 9.53 | 179.56 | ||||||
800 | 32 | 812.8 | 7.92 | 159.62 | 12.7 | 254.44 | 15.88 | 316.88 | 9.53 | 191.69 | 17.48 | 348.11 | ||||||||
850 | 34 | 863.6 | 7.92 | 169.64 | 12.7 | 270.5 | 15.88 | 336.96 | 9.53 | 203.74 | 17.48 | 370.22 | ||||||||
900 | 36 | 914.4 | 7.92 | 179.77 | 12.7 | 286.75 | 15.88 | 357.28 | 9.53 | 215.93 | 19.05 | 427.09 |
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We have exported and supplied our 309 Stainless Steel Welded Pipes to solve piping related problems of our prestigious domestic and worldwide clients. We appreciate your business and the confidence you have placed in us.
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The cities listed here are where we have supplied our grade 309S stainless steel welded pipes in bulk or small orders. Cities from metropolitan to rural areas we can provide SS 309 welded pipes to satisfy the needs of our clients.
Howrah, Milan, Abu Dhabi, Atyrau, New York, Dubai, Chandigarh, Sydney, Sharja, Toronto, Courbevoie, Dallas, Moscow, Manama, Los Angeles, Port-of-Spain, Navi Mumbai, Montreal, Ankara, Haryana, London, Ernakulam, Perth, Ranchi, Vung Tau, Tehran, Chennai, Visakhapatnam, Vadodara, Al Jubail, Mexico City, Caracas, Muscat, Busan, New Delhi, Nagpur, Lagos, Geoje-si, Calgary, Gimhae-si, Rajkot, Mumbai, Kolkata, Ulsan, Coimbatore, Algiers, Nashik, Petaling Jaya, Doha, Ahmedabad, Rio de Janeiro, Gurgaon, Thane, Ho Chi Minh City, Secunderabad, Granada, Karachi, Hong Kong, Brisbane, Kanpur, Seoul, Kuwait City, Madrid, Ahvaz, Colombo, Santiago, Bhopal, La Victoria, Noida, Thiruvananthapuram, Edmonton, Jaipur, Al Khobar, Riyadh, Hyderabad, Hanoi, Istanbul, Houston, Bogota, Melbourne, Baroda, Aberdeen, Bengaluru, Jamshedpur, Lahore, Pune, Indore, Kuala Lumpur, Chiyoda, Ludhiana, Mumbai, Cairo, Faridabad, Jakarta, Jeddah, Dammam, Bangkok, Pimpri-Chinchwad, Surat, Singapore.
Certificate of Origin | Raw Material Test Reports |
Commercial Invoice | Heat Treatment Charts |
Packing List | Quality Assurance Plan (QAP) |
Fumigation Certificates | NABL approved Laboratory Test Reports |
Letter of Guarantee | Material Test Certificates |
ROHS Certificate | Certificate of Compliance/Conformity |
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