Home > Stainless Steel >Stainless Steel 316 and 316L EFW Pipes
Rithav Pipes and Tubes stands out as a leading manufacturer and supplier of Stainless Steel 316 and 316L EFW Pipes in Delhi, India. We provide top-notch piping solutions designed to withstand corrosive and high-pressure environments. Our Electric Fusion Welded (EFW) pipes are crafted using cutting-edge welding techniques and meet international standards like ASTM A358. The SS 316 and 316L grades are austenitic stainless steels enriched with molybdenum, offering remarkable corrosion resistance, particularly against chlorides. Renowned for their weldability, strength, and hygienic finish, our 316/316L EFW pipes are perfect for applications in the chemical, petrochemical, food, marine, and pharmaceutical sectors, where durability and purity are essential.
Stainless Steel 316 and 316L EFW Pipes are composed of chromium (16–18%), nickel (10–14%), and molybdenum (2–3%), with iron as the primary element. The key difference lies in the lower carbon content of 316L (≤0.03%), which enhances weldability and minimizes carbide precipitation. These pipes boast a tensile strength of at least 485 MPa, yield strength of at least 170 MPa, and an elongation of at least 35%. Their outstanding resistance to pitting, crevice corrosion, and oxidation makes them ideal for challenging environments. 316/316L EFW pipes maintain their mechanical integrity even under high pressure and elevated temperatures, while providing smooth internal surfaces for hygienic flow systems.
Specification | ASTM A358 / ASME SA358 |
Specification | A / SA358 CLASS 1, A / SA358 CLASS 2, A / SA358 CLASS 3, A / SA358 CLASS 4, A / SA358 CLASS 5 |
Grades | 304, 304L, 304H, 309S, 310S, 316, 316L, 316H, 317L, 321, 321H, 347, 347H, 904L ETC. |
Type | EFW, ELECTRIC FUSION WELDED |
Outer Diameter Size | Electric Fusion Welded / ERW- 8″ NB To 110″ NB (Nominal Bore Size) |
Wall Thickness | Schedule 10 To Schedule 160 (3 mm to 100 mm Thickness) |
Length | 01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size. |
Ends | Plain Ends / Beveled Ends |
Delivery Conditions | As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered |
Coating | Electropolish, Mechanical Polish, Satin Finish, Passivated |
Dimension | All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME |
Value Added Services | Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
Packaging | Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
Material Test Certificate | Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC |
STANDARD | WERKSTOFF NR. | UNS | BS | JIS | GOST | AFNOR | EN |
SS 316 | 1.4401 | S31600 | 316S31 / 316S33 | SUS 316 | – | Z7CND17‐11‐02 | X5CrNiMo17-12-2 / X3CrNiMo17-13-3 |
SS 316L | 1.4404 | S31603 | 316S11 / 316S13 | SUS 316L | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17‐11‐02 / Z3CND18‐14‐03 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
Grade | C | Mn | S | Cr | Mo | Si | P | Ni | N | |
316 | min. | – | – | – | 16.0 | 2.00 | – | – | 10.0 | – |
max. | 0.08 | 2.00 | 0.03 | 18.0 | 3.00 | 0.75 | 0.045 | 14.0 | 0.10 | |
316L | min. | – | – | – | 16.0 | 2.00 | – | – | 10.0 | – |
max. | 0.08 | 2.00 | 0.03 | 18.0 | 3.00 | 0.75 | 0.045 | 14.0 | 0.10 |
Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (MPa) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
316 | 515 | 40% | 205 | 95 | 217 |
316L | 485 | 40% | 170 | 95 | 217 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Stainless Steel 316 and 316L EFW Pipes from Rithav Pipes and Tubes guarantees excellent corrosion resistance, high strength, and durability. Designed for diverse industrial applications, it delivers reliable performance in tough environments while maintaining competitive pricing for cost-effective solutions.
NPS Designator | Outside Diameter | Nominal Wall Thickness | ||||||||
in. | mm | Schedule 5SA | Schedule 10SA | Schedule 40SA | Schedule 80SA | |||||
in. | mm | in. | mm | in. | mm | in. | mm | |||
8 | 8.625 | 219.08 | 0.109 | 2.77 | 0.148 | 3.76 | 0.322 | 8.18 | 0.500 | 12.70 |
10 | 10.750 | 273.05 | 0.134 | 3.40 | 0.165 | 4.19 | 0.365 | 9.27 | 0.500B | 12.70B |
12 | 12.750 | 323.85 | 0.156 | 3.96 | 0.180 | 4.57 | 0.375B | 9.52B | 0.500B | 12.70B |
14 | 14.000 | 355.60 | 0.156 | 3.96 | 0.188B | 4.78B | … | … | … | … |
16 | 16.000 | 406.40 | 0.165 | 4.19 | 0.188B | 4.78B | … | … | … | … |
18 | 18.000 | 457.20 | 0.165 | 4.19 | 0.188B | 4.78B | … | … | … | … |
20 | 20.000 | 508.00 | 0.188 | 4.78 | 0.188B | 4.78B | … | … | … | … |
22 | 22.000 | 558.80 | 0.188 | 4.78 | 0.218B | 5.54B | … | … | … | … |
24 | 24.000 | 609.60 | 0.218 | 5.54 | 0.250 | 6.35 | … | … | … | … |
30 | 30.000 | 762.00 | 0.250 | 6.35 | 0.312 | 7.92 | … | … | … |
SS Pipes Grade | Tensile Strength, N/mm2 (min) | Yield Strength, N/mm2 (min) | Elongation, % (min) |
316 | 515 | 205 | 35 |
316L | 485 | 170 | 35 |
We offer custom sizes for Stainless Steel 316 and 316L EFW Pipes to meet your specific needs. Our dedicated team at Rithav Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@rithavpipesandtubes.co.in.
Stainless Steel 316 and 316L EFW Pipes are extensively utilized in industries where exceptional corrosion resistance, cleanliness, and pressure durability are paramount. They are particularly suited for chemical and petrochemical processing, oil & gas transmission, power generation, and marine applications, where resistance to chlorides and harsh chemicals is crucial. In the pharmaceutical, dairy, and food processing sectors, these pipes guarantee contamination-free transport of liquids thanks to their smooth finish and hygienic properties.
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