304H Stainless Steel Seamless Round Pipe
SS 304H Seamless Round Pipe, Stainless Steel 304H Seamless Round Pipe Supplier, Stainless Steel 304H Seamless Round Pipe Stockist.
What are the key features and benefits of stainless steel 304H seamless pipes?
Stainless Steel 304H Seamless Pipes offer many key features and benefits that make them highly desirable in various industries. Their seamless construction ensures superior strength and integrity, as they are manufactured without welding or joining points. That eliminates the risk of weak spots or potential leaks, enhancing their overall durability. Moreover, stainless steel 304H possesses excellent corrosion resistance, making it highly resistant to rust, oxidation, and various chemical environments. This attribute allows the seamless pipes to maintain their structural integrity even when exposed to harsh conditions, such as high humidity, acidic or alkaline substances, and marine environments.
Table Of Content
Another noteworthy feature of Stainless Steel 304H Seamless Pipes is their exceptional heat resistance. These pipes can withstand elevated temperatures without compromising their mechanical properties, making them suitable for high-temperature fluids or thermal cycling applications. Additionally, stainless steel 304H seamless pipes exhibit excellent formability and weldability, enabling them to be easily fabricated into various shapes and sizes to meet specific project requirements.
How does stainless steel 304H compare to other grades of stainless steel in terms of corrosion resistance?
Stainless steel 304H demonstrates commendable corrosion resistance, placing it among the top performers in the stainless steel family. Compared to other grades, such as 304, 316, or 430, stainless steel 304H exhibits similar corrosion resistance properties. It contains a higher carbon content than standard 304 stainless steel, which enhances its strength and high-temperature capabilities without compromising its corrosion resistance.
Stainless steel 304H's resistance to corrosion is primarily attributed to the presence of chromium, which forms a protective oxide layer on the surface when exposed to oxygen. This passive film is a barrier, preventing direct contact between the metal and corrosive agents. Additionally, including nickel in its composition enhances its resistance to various corrosive environments, including acids, alkalis, and chlorides.
Pipe Standard | ASTM A312 ASME SA312 |
Seamless Pipe Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
Seamless Pipe Sizes | 1 / 2" NB - 24" NB |
Seamless 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 |
Seamless Steel Pipe Manufacturing Process | Seamless |
Stainless Steel Seamless Pipe Shapes | Hydraulic, Round, Rectangle, Square, Hex, Honed |
Stainless Steel Seamless Pipe Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Seamless 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 304H Seamless Round Pipe, Stainless Steel 304H Seamless Round Pipe Supplier, Stainless Steel 304H Seamless Round Pipe Stockist.
SS 304H Seamless Square Pipe, Stainless Steel 304H Seamless Square Pipe Supplier, Stainless Steel 304H Seamless Square Pipe Stockist.
SS 304H Seamless Rectangular Pipe, Stainless Steel 304H Seamless Rectangle Pipe Supplier, Stainless Steel 304H Seamless Rectangular Pipe Stockist.
SS 304H Polished Seamless Pipe, Stainless Steel 304H Seamless Polished Pipe Supplier, Stainless Steel 304H Seamless Polished Pipe Stockist.
STANDARD | UNS | WERKSTOFF NR. | EN | BS |
SS 304H | S30409 | 1.4948 | X6CrNi18-11 | 304S51 |
Product | Price |
Custom Size 4 Inch SS 1.4948 Seamless Pipes Price | US $ 1320 - 14050 / Ton |
Stainless Steel S30409 Seamless Pipe Price | US $ 1220 - 3400 / Ton |
Austenitic Stainless Steel 304H Seamless Pipe Price Per KG | $1172.00 - $3300.00/ Ton |
ASTM A312 SCH 5S Plain End Stainless Steel 304H Seamless Pipe Price List | $721.00 - $1,300.00/ Ton |
S30409 Stainless Steel Seamless Pipe Price | US $ 2001 - 4006 / Ton |
304H SS Seamless Pipe Price List | $750 - 1403/ Ton |
Schedule 10 Stainless Steel 304H Seamless Pipes Price | $1,877.00 - $2,883.00/ Ton |
20mm Diameter Polished Stainless Steel 304H Seamless Pipes Price | $897.10 - $1,350.00/ Ton |
SS 1.4948 Square Seamless Pipe Price List | US $ 32 - 36 / kg |
Avoid those problems that occur with low-quality stainless steel 304H seamless pipes by getting high-quality stainless steel 304H seamless 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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Rolling and welding
Firstly, the stainless steel strips are made to gone through various quality checks and are trimmed at edges. They are then fed to the tubes mill by stainless steel pipe manufacturers in India. The strips pass through the number of rollers as per the required size. In the tubes-mill, the strip is gradually converted into the tubular shape. The fitted welding machine is then used to weld trim edges of the strip using TIG welding process. The scraps and inside weld bead are removed instantaneously by the Tibo machine. In this way, rolled pipes and tubes are formed.
The cleaning and heating phase
The rolled stainless steel seamless pipes thus manufactured are cut to the required lengths depending upon the industrial demand. These stainless pipes and tubes are then subjected to cleaning to remove the dirt. Further, a heat treatment is given to these rolled pipes and tubes to remove the stresses that may occur due to welding and formation processes. Heat treatment is given on the continuously rolling hearth furnace. The furnace is fitted with temperature recorders and controllers. After the heat treatment process, the SS tubes and pipes are straightened and subjected to pickling for removing scales from the surface.
Cold- drawing process
In some cases, the required size may not be obtained from the mill directly. Then, the cold operation process can be used to obtain the desired size. In cold drawing process, the tubes or pipes are coated with oxalic and soap solution. This solution acts as a lubricant to reduce friction while cold drawing operation. In the cold drawing process, the tube or pipe is drawn over the bench using Die plugs.
Finishing process
The drawn-out tube or ss pipe is then subjected to cleaning, heat treatment, pickling and straightening. The computerized ink jet marking machine is used to do the marking on the finished pipes or tubes. The pipe or tube is marked with grade of material, size, heat number and the stamp of third party inspection before passing on to stainless steel pipe exporters. The stainless tubes or pipes thus produced will undergo certain testing and quality checks. This process is followed by proper packing and dispatch. There are numerous numbers of stainless steel pipe applications, these pipes and tubes are used thereafter for.
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
SS 304H | 0.10 max | 2 max | 0.75 max | 0.045 max | 0.03 max | 18 – 20 | - | 8 – 10.5 | - |
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
Positive Material Identification – PMI Testing | Hydrostatic 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 |
Micro Test | Radiography Test |
Macro Test | Dye Penetrant Test (DP Test) |
Hardness Test | Ultra Sonic Test (UT) |
Pitting Resistance Test | Eddy Current Testing |
Intergranular Corrosion (IGC) Test | Impact Test |
Flaring Test | Bend 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 304H Stainless Steel Seamless 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 304h stainless steel seamless pipes in bulk or small orders. Cities from metropolitan to rural areas we can provide SS 304h seamless pipes to satisfy the needs of our clients.
Kanpur, Kuwait City, Rio de Janeiro, Perth, Brisbane, Lagos, Caracas, Jamshedpur, Bangkok, Vung Tau, Ahvaz, Manama, Thiruvananthapuram, Ernakulam, Ludhiana, Santiago, Ankara, Dallas, Milan, Secunderabad, Edmonton, Mumbai, Toronto, Pune, Haryana, Courbevoie, Mumbai, Ulsan, Calgary, Jaipur, Doha, Visakhapatnam, Moscow, Lahore, Montreal, Ahmedabad, Dammam, Cairo, Mexico City, Jeddah, Tehran, Bogota, Navi Mumbai, Atyrau, Los Angeles, Al Khobar, Jakarta, Noida, Muscat, Al Jubail, Hyderabad, Istanbul, Nagpur, Hong Kong, Hanoi, London, Busan, Indore, Nashik, Kolkata, Bhopal, Granada, Faridabad, Karachi, Sharjah, New Delhi, Algiers, La Victoria, Petaling Jaya, Bengaluru, Ranchi, Rajkot, Colombo, Melbourne, Aberdeen, Gimhae-si, New York, Madrid, Chandigarh, Ho Chi Minh City, Houston, Howrah, Geoje-si, Baroda, Singapore, Vadodara, Abu Dhabi, Surat, Thane, Kuala Lumpur, Pimpri-Chinchwad, Seoul, Coimbatore, Riyadh, Chennai, Port-of-Spain, Gurgaon, Chiyoda, Sydney, Dubai.
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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