Stainless Steel 316 U Tubes, SS 316 U Tubes, 316 Stainless Steel U Tube Manufacturer, SS 316 U Tube Supplier, SS 316 U Tube Exporter, Stainless Steel 316 Precision Tubing, SS 316 Small Diameter Tube ,SS 316 U Tubes
Sumer Metal Industries Private Limited manufactures premium Stainless Steel 316 U Tubes, engineered for superior corrosion resistance and long service life. Our 316 U tubes are produced using carefully controlled melting and forming processes and are available in seamless and welded variants to meet various heat exchanger, condenser and process piping needs. The 316 grade’s molybdenum-enriched chemistry provides better resistance to pitting and crevice corrosion than 304, making it a preferred choice where chloride exposure or seawater conditions are expected.
As a manufacturer, supplier and exporter, Sumer Metal Industries serves clients across Oman, Qatar, Saudi Arabia, the UAE, Kuwait, Spain, Germany, the USA, Canada and multiple regions across Africa. We supply full production runs for industrial projects and smaller batch orders for OEM and repair needs. Our export documentation, packaging and shipping processes are optimized to meet customs and project timelines in each destination country.
Our SS 316 U Tubes are offered in industry-standard specifications (ASTM/ASME), and we provide material test certificates (MTC), third-party inspection options, and heat-treatment records as required. Tubes can be supplied in mill-polished, annealed, pickled or electropolished surface finishes depending on application — from food & pharmaceutical process lines to petrochemical heat exchangers.
For engineering customers we supply detailed dimensional charts, mechanical data and chemical certificates, and we also offer close-tolerance manufacturing, bending, end-finishing (beveling/facing), and custom cut-to-length services. Quality control includes PMI/spectro analysis, hydrostatic testing (where required), and non-destructive testing to ensure each lot meets the agreed standard.
Specification of Stainless Steel 316 U Tubes
| Parameter | Details |
|---|---|
| Product | Stainless Steel 316 U Tubes |
| Grade | 316 / UNS S31600 (also available 316L, 316H on request) |
| Standards | ASTM A213, ASTM A269, ASTM A312 (seamless/welded tubing specs) |
| Forms | Seamless, Welded, Cold-drawn, Annealed |
| Finishes | Mill, Pickled & Passivated, Electropolished, Polished |
| Typical Uses | Heat exchangers, condensers, chemical process lines, marine & desalination |
Typical applications for our 316 U tubes include heat exchangers, condensers, evaporators, process tubing in chemical plants, desalination units, marine equipment and food processing lines. The combination of austenitic ductility and molybdenum-enhanced chloride resistance means 316 tubes handle moderate temperature service and cyclic applications with good toughness and weldability.
Chemical Composition of Stainless Steel 316 U Tubes
| Element | Typical % (max/min) |
|---|---|
| Carbon (C) | 0.08% max |
| Manganese (Mn) | ≤ 2.0% |
| Silicon (Si) | ≤ 0.75% (≈1.0% max) |
| Phosphorus (P) | ≤ 0.045% |
| Sulfur (S) | ≤ 0.03% |
| Chromium (Cr) | 16.0–18.0% |
| Molybdenum (Mo) | 2.0–3.0% |
| Nickel (Ni) | 10.0–14.0% |
| Nitrogen (N) | ≤ 0.10% |
| Iron (Fe) | Balance |
With a proven track record as a Stainless Steel 316 U Tubes exporter in over 30 countries, Sumer Metal Industries ensures global availability, third-party inspection support, and client-specific customization. Our wide export network combined with strict quality standards has made us a preferred choice for SS 202 tubing worldwide.
Specification of Stainless Steel 316 U Tubes
| Parameter | Details |
|---|---|
| Product | Stainless Steel 316 U Tubes |
| Grade | 316 / UNS S31600 (also available 316L, 316H on request) |
| Standards | ASTM A213, ASTM A269, ASTM A312 (seamless/welded tubing specs) |
| Forms | Seamless, Welded, Cold-drawn, Annealed |
| Finishes | Mill, Pickled & Passivated, Electropolished, Polished |
| Typical Uses | Heat exchangers, condensers, chemical process lines, marine & desalination |
🏭 Industry & Application
- ✅ SS 316 U Tubes for Medical Industry
- ✅ SS 316 U Tubes for Chemical Processing
- ✅ SS 316 Tubes for U Lines
- ✅ Stainless Steel 316 U Tubes for Gas & Liquid Flow
- ✅ SS 316 Tubes for Heat Exchangers
❓ Frequently Asked Questions (FAQs)
Q1:What are Stainless Steel 316 U Tubes used for?
316 U tubes are widely used in heat exchangers, condensers, desalination, chemical processing, and marine applications where chloride resistance and good weldability are required.
Q2:How do 316 and 316L differ for U tubes?
316L has lower carbon (better resistance to sensitization during welding) and is preferred when welding is extensive or when intergranular corrosion must be avoided; 316 offers slightly higher strength at elevated temperatures.
Q3:What standards and certificates come with exported 316 U tubes?
We supply tubes to ASTM/ASME standards (A213/A269/A312), full Material Test Certificates (EN 10204/3.1 or 2.2 on request), PMI/chemical reports and NDT/hydro test records if required.
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At Sumer Metal Industries Pvt. Ltd., we follow a zero-defect policy by implementing stringent quality checks, using certified raw materials, and continuously improving our processes to deliver reliable and consistent tubing solutions
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We ensure product excellence through precision engineering, process integrity, and a culture of quality, making us a trusted name in the global capillary and U tube industry.
59/61 1st Kumbharwada Lane, Near Gol Dewel, Mumbai- 400004
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