347 Stainless Steel Round Tube
SS 347 Round Tube, Stainless Steel 347 Round Tube Supplier, Stainless Steel 347 Round Tube Stockist.
What are the applications and industries where stainless steel 347 / 347H tubes are commonly used?
Stainless Steel 347/347H Tubes find extensive applications in various industries due to their excellent properties. These tubes are commonly used in the oil and gas industry for processing equipment, pipelines, and offshore drilling platforms. They are also widely employed in the chemical and petrochemical industry for handling corrosive chemicals and high-temperature environments. In the power generation sector, stainless steel 347/347H tubes are utilized in boilers, heat exchangers, and condensers. These tubes are found in the pharmaceutical industry for manufacturing process equipment and in the food and beverage industry for hygienic applications. Their versatility, corrosion resistance, and ability to withstand high temperatures make stainless steel 347/347H tubes suitable for various industrial applications.
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What are the advantages of using stainless steel 347 / 347H tubes compared to other stainless steel grades?
Stainless Steel 347 Tubes offer several advantages compared to other stainless steel grades. One notable advantage is their enhanced resistance to intergranular corrosion, making them suitable for high-temperature applications. This resistance is due to adding niobium, stabilizing the microstructure and preventing carbide precipitation. Another advantage is their excellent mechanical properties, high tensile strength and good impact resistance. Stainless steel 347 tubes also exhibit superior weldability, allowing easy fabrication and installation. Moreover, these tubes provide excellent oxidation resistance at elevated temperatures, making them well-suited for applications in furnace and exhaust systems.
Stainless Steel 347H Tubes offer distinct advantages compared to other stainless steel grades. One key advantage is their enhanced high-temperature strength and creep resistance. The higher carbon content in 347H provides improved stability at elevated temperatures, making it suitable for applications in furnace components, heat exchangers, and other high-temperature environments. Additionally, 347H exhibits excellent resistance to intergranular corrosion, thanks to its niobium and tantalum content, which helps maintain the stability of the microstructure. Another advantage is the superior corrosion resistance of 347H, making it suitable for applications in aggressive environments such as chemical processing, petrochemical plants, and offshore platforms.
Tube Standard | ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554 |
Tube Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
Seamless Tube Sizes | 1 / 2" NB - 16" NB |
Welded Tube Sizes | 1 / 2" NB - 24" NB |
Tube 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 |
Tube Manufacturing Process | Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded |
Stainless Steel Tube Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Tube Length | Single Random, Double Random, Standard & Cut length |
Tube End Types | Plain Ends (PE), Threaded Ends (TE), Bevelled Ends (BW), Grooved Mechanical Joints or Grooved Ends, TBE (Treaded Both Ends) |
Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Tubes, Finish as per customer Requirements |
Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
SS 347 Round Tube, Stainless Steel 347 Round Tube Supplier, Stainless Steel 347 Round Tube Stockist.
SS 347 Square Tube, Stainless Steel 347 Square Tube Supplier, Stainless Steel 347 Square Tube Stockist.
SS 347 Rectangular Tube, Stainless Steel 347 Rectangle Tube Supplier, Stainless Steel 347 Rectangular Tube Stockist.
SS 347 Polished Tube, Stainless Steel 347 Polished Tube Supplier, Stainless Steel 347 Polished Tube Stockist.
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
BS | En | No | Name | ||||
347 | S34700 | – | X6CrNiNb18-10 | 1.4550 | – | – | – |
347H | S34709 | – | – | 1.4961 | – | – | – |
Product | Price |
SS 1.4550 Square Tube Price List | US $ 19 - 44 / Pound |
347 Stainless Steel Tube Price | US $ 1474 - 12430 / Ton |
S34700 Stainless Steel Tube Price | US $ 1232 - 3740 / Ton |
SS 347 Tube Price Per Kg | $6 - 27 / Kg |
Stainless Steel S34709 Tube Price | US $ 1255 - 2584 / Ton |
347 Stainless Steel Tube Price In India | $655.00 - $1,372.00/ Ton |
ASTM A213 Stainless Steel 347 Tube Price List | $747.00 - $1,485.00/ Ton |
Austenitic Stainless Steel 347 Tube Price Per Piece | $6.00 - $177.00/ Piece |
347 Stainless Steel Square Tube Price | $1,645.00 - $3,474.00/ Ton |
Avoid those problems that occur with low-quality stainless steel 347 tubes by getting high-quality stainless steel 347 tubes 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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Welding Process
The grade and application requirements have an impact on tube welding and forming. For the manufacturing of tiny diameter tubes, we employ TIG welding. Steel sheets are coiled and welded inside of a welding machine. The steel sheets are shaped into a coil before entering the machine. The seam between these coils is then welded to create a tube.
Drawing/ Floating Process
Pulling a metal bar, rod, or wire through the entirety of a die to change its finish, shape, size, and/or mechanical qualities is known as floating or drawing. The tube's outer, inner, and wall thicknesses are all reduced via the tube drawing procedure. Stainless steel tubes benefit from maintaining the integrity of their surface.
Continuous Seamless Tube Mills
The production of seamless tubes has been transformed by continuous tube mills. These mills do away with the necessity for forging welding or filler metal, in contrast to conventional procedures. With the use of this technology, seamless pipes and tubes may be produced continuously, increasing productivity while lowering costs and improving efficiency.
Continuous Casting
A notable advancement in the production of seamless tubes is continuous casting. The metal is solidified into a continuous billet through the continuous pouring of molten metal into a water-cooled mould. Better uniformity and enhanced mechanical qualities are guaranteed by this continuous casting technique for the tubes.
Annealing
Metal is heated above the point of re-crystallization and cooled to room temperature during the annealing process. The molecular bonds in metal tighten when it is shaped, making it rigid. The metal is put through an annealing process to regain its ductility.
Sinking Process
Tube sinking is a drawing technique that reduces the diameter of tubes. In this drawing technique, a tube is run through a die without the need of a mandrel. Good inner surface quality is not ensured when using a mandrel. The die angel determines the integrity of the outer surface. The die being used produces a uniform surface. A tube can be significantly smaller than it was originally. When cost is a factor, tube sinking is ideal.
Inspection and Testing
Before sending our items to our consumers, we conduct inspection procedures to verify their integrity.
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
347 | min. | – | – | – | – | – | 17.0 | 2.00 | 9.0 | – |
max. | 0.08 | 2.0 | 1.00 | 0.045 | 0.030 | 20.0 | 3.00 | 13.0 | – | |
347H | min. | 0.04 | – | – | – | – | 17.0 | 3.00 | 9.0 | – |
max. | 0.10 | 2.0 | 1.00 | 0.045 | 0.030 | 19.0 | 4.00 | 13.0 | – |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
347 | min. | – | – | – | – | – | 17.0 | 2.00 | 9.0 | – |
max. | 0.08 | 2.0 | 1.00 | 0.045 | 0.030 | 20.0 | 3.00 | 13.0 | – | |
347H | min. | 0.04 | – | – | – | – | 17.0 | 3.00 | 9.0 | – |
max. | 0.10 | 2.0 | 1.00 | 0.045 | 0.030 | 19.0 | 4.00 | 13.0 | – |
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 |
BWG | BWG | BWG | BWG | BWG | BWG | BWG | BWG | ||
25 | 22 | 20 | 18 | 16 | 14 | 12 | 10 | ||
WT mm | WT mm | WT mm | WT mm |
WT mm | WT mm | WT mm | WT mm |
||
Outside Diameter | Outside Diameter | 0.508 | 0.711 | 0.889 | 1.245 | 1.651 | 2.108 | 2.769 | 3.404 |
mm | inch | kgs/m | kgs/m | kgs/m | kgs/m | kgs/m | kgs/m | kgs/m | |
6.35 | 1/4 | 0.081 | 0.109 | 0.133 | 0.174 | 0.212 | |||
9.53 | 3/8 | 0.126 | 0.157 | 0.193 | 0.257 | 0.356 | 0.429 | ||
12.7 | 1/2 | 0.214 | 0.263 | 0.356 | 0.457 | 0.612 | 0.754 | ||
15.88 | 5/8 | 0.271 | 0.334 | 0.455 | 0.588 | 0.796 | 0.995 | ||
19.05 | 3/4 | 0.327 | 0.405 | 0.553 | 0.729 | 0.895 | 1.236 | ||
25.4 | 1 | 0.44 | 0.546 | 0.75 | 0.981 | 1.234 | 1.574 | 2.05 | |
31.75 | 1 1/4 | 0.554 | 0.688 | 0.947 | 1.244 | 1.574 | 2.014 | 2.641 | |
38.1 | 1 1/2 | 0.667 | 0.832 | 1.144 | 1.514 | 1.904 | 2.454 | 3.233 | |
44.5 | 1 3/4 | 1.342 | 1.774 | 2.244 | 2.894 | 3.5 | |||
50.8 | 2 | 1.549 | 2.034 | 2.574 | 3.334 | 4.03 | |||
63.5 | 2 1/2 | 1.949 | 2.554 | 3.244 | 4.214 | 5.13 | |||
76.2 | 3 | 2.345 | 3.084 | 3.914 | 5.094 | 6.19 | |||
88.9 | 3 1/2 | 2.729 | 3.609 | 4.584 | 5.974 | 7.27 | |||
101.6 | 4 | 4.134 | 5.254 | 6.854 | 8.35 | ||||
114.3 | 4 1/2 | 4.654 | 5.924 | 7.734 | 9.43 |
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We have exported and supplied our 347 Stainless Steel Tubes to solve tubing 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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Contact UsUnited Kingdom, Czechia/Czech Republic, Croatia, Estonia, Portugal, Denmark, Belarus, Slovakia, Netherlands, Malta, France, Lithuania, Norway, Finland, Turkey, Poland, Serbia, Cyprus, Belgium, Ireland, Luxembourg, Hungary, Greece, Russia, Bulgaria, Austria, Switzerland, Ukraine, Liechtenstein, Sweden, Latvia, Germany, Italy, Azerbaijan, Romania, Moldova, Monaco, Spain.
Indonesia, Philippines, China, Afghanistan, Iran, Jordan, Lebanon, North Korea, Oman, Azerbaijan, Egypt, Sri Lanka, Mongolia, Myanmar, Macau, Singapore, Taiwan, Israel, Bangladesh, Thailand, British, Malaysia, South Korea, Russia, Hong Kong, United Arab Emirates, Nepal, India, Bahrain, Iraq, Saudi Arabia, Vietnam, Kuwait, Qatar, Kyrgyzstan, Japan, Maldives, Armenia, Bhutan, Turkey.
Uganda, Burkina Faso, Algeria, Ethiopia, Mozambique, Tanzania, Cameroon, Liberia, Nigeria, Niger, Namibia, Madagascar, Botswana, Gambia, South Africa, Eswatini, Zimbabwe, Libya, Tunisia, Mauritius, Central African Republic, Mauritania, Seychelles, Morocco, Zambia, Egypt, Rwanda, Burundi, Kenya, Senegal, Angola.
Canada, Jamaica, Saint Vincent and the Grenadines, Panama, Haiti, El Salvador, Dominica, Saint Lucia, Honduras, Costa Rica, Nicaragua, Trinidad and Tobago, Mexico, Bahamas, Barbados, Grenada, Guatemala, United States of America, Antigua and Barbuda, Cuba, Belize, Dominican Republic.
Guyana, Chile, Uruguay, Argentina, Bolivia, Colombia, Brazil, Suriname, Paraguay, Venezuela, Peru, Ecuador.
Solomon Islands, New Zealand, Palau, Papua New Guinea, Samoa, Nauru, Micronesia, Fiji, Vanuatu, Kiribati, Australia, Tonga, Marshall Islands, Tuvalu.
The cities listed here are where we have supplied our grade 347H stainless steel Tubes in bulk or small orders. Cities from metropolitan to rural areas we can provide SS 347 Tubes to satisfy the needs of our clients.
Mexico City, Milan, Muscat, Aberdeen, Singapore, Dammam, Lahore, Doha, Chandigarh, Al Khobar, Petaling Jaya, Surat, Nagpur, Dubai, Jakarta, Brisbane, Calgary, Kuwait City, La Victoria, London, Rio de Janeiro, Indore, Ahvaz, Mumbai, Secunderabad, Cairo, Lagos, Port-of-Spain, Kolkata, Houston, Kuala Lumpur, Bengaluru, Melbourne, Ulsan, New York, Haryana, Ernakulam, Ho Chi Minh City, Ahmedabad, Dallas, Faridabad, Granada, Istanbul, Perth, Rajkot, Chennai, Mumbai, Ankara, Tehran, Vadodara, Pune, Moscow, Seoul, Montreal, Gimhae-si, Sharjah, Coimbatore, Hong Kong, Ranchi, Abu Dhabi, Thane, Kanpur, Edmonton, Bangkok, Algiers, Madrid, Busan, Gurgaon, Jeddah, Al Jubail, Baroda, Manama, Vung Tau, Caracas, Hyderabad, Jamshedpur, Courbevoie, Los Angeles, Nashik, Bogota, Pimpri-Chinchwad, Jaipur, Howrah, Santiago, Navi Mumbai, Visakhapatnam, Sydney, Bhopal, Colombo, Riyadh, Geoje-si, Toronto, New Delhi, Chiyoda, Karachi, Hanoi, Atyrau, Ludhiana, Noida, Thiruvananthapuram.
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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