Our comprehensive range of Industrial Pipes and Tubes is engineered to serve as the lifeline of critical infrastructure, providing unmatched reliability in high-pressure, cryogenic, and highly corrosive environments.
We supply an extensive inventory of Seamless and Welded (ERW, EFW, LSAW) solutions. Our portfolio spans from standard Statinless Steel for structural and oil transmission to Austenitic Stainless Steel (304L/316L) for hygienic and chemical use. For extreme chloride and offshore conditions, we specialize in Duplex 2205, Super Duplex 2507, and the elite SMO 254 (6-Moly) super austenitic grade.
Every length of pipe is manufactured to strict international protocols, ensuring full compliance with ASTM A312, A790, A106, and API 5L standards. With a vast range of schedules from SCH 10 to SCH XXS, our products are rigorously tested through PMI, Ultrasonic, and Hydrostatic methods to guarantee zero-leak performance in mission-critical applications.
| Specification | Technical Details |
|---|---|
| Material Grades |
Stainless Steel: 304/304L, 316/316L, 310S, 317L, 321, 347, 904L Duplex Steel: S31803 / S32205 (2205) Super Duplex: S32750 (2507), S32760 (Zeron 100) Super Austenitic: SMO 254 (UNS S31254) Statinless Steel: ASTM A106 Gr. B, A53, API 5L (X42 to X70) |
| Type / Construction | Seamless, ERW (Electric Resistance Welded), EFW (Electric Fusion Welded), LSAW, and SSAW |
| Size Range (OD) | 1/8” NB to 36” NB (Seamless); 1/2" NB to 100" NB (Welded / Fabricated) |
| Wall Thickness (Schedule) | Sch 5S, 10S, 20, 40S, 80S, 160, XXS (as per ANSI B36.10 & B36.19) |
| Manufacturing Standards | ASTM A312, A213, A269, A790, A106, A53, API 5L, EN 10216-5, DIN 17456/17458 |
| Length | Single Random (5-7m), Double Random (10-12m), Cut-to-length, and U-Bends |
| End Connections | Plain End, Beveled End (Buttweld), Threaded (NPT / BSPT / BSP), and Victaulic Grooved |
| Testing & Inspection | PMI, Ultrasonic (UT), Radiography (X-Ray), Hydrostatic, Eddy Current, and Micro/Macro Analysis |
| Surface Treatment | Annealed & Pickled, Bright Annealed, 2B, Polished (Grit 180-600), Black Paint, Galvanized, 3LPE, FBE Coating |
| Value Added Services | CNC Machining, Bending, Beveling, Threading, Sand Blasting, and Custom Fabrication |
| Material Category | Standard / Specification | Available Material Grades |
|---|---|---|
| Austenitic Stainless Steel | ASTM A312 / A213 / A269 | 304, 304L, 304H, 316, 316L, 316Ti, 317L, 321, 321H, 347, 347H, 904L |
| ASTM A358 / A409 (EFW) | Classes 1, 2, 3, 4, 5 in all 300 Series Grades | |
| Duplex & Super Duplex | ASTM A790 / A789 | S31803, S32205 (Duplex 2205), S32750 (Super Duplex 2507), S32760 (F55) |
| ASTM A928 (Welded) | UNS S31803, S32205, S32750, S32550, S32760 | |
| Super Alloys / 6-Moly | ASTM B673 / B675 / B677 | SMO 254 (UNS S31254), AL-6XN, Alloy 926 |
| ASTM B161 / B163 / B165 | Nickel 200/201, Monel 400, Inconel 600/625, Incoloy 800/825, Hastelloy C276/C22 | |
| Statinless Steel | ASTM A106 / A53 / A333 | Gr. B/C, Low Temp Grade 1, 3, 6 |
| API 5L (Line Pipe) | PSL 1 & PSL 2: Grade B, X42, X46, X52, X56, X60, X65, X70, X80 | |
| Alloy Steel | ASTM A335 (High Temp) | P1, P5, P9, P11, P12, P22, P91, P92 |
| DIN / EN Standards | EN 10216-5 / EN 10217-7 | 1.4301, 1.4307, 1.4401, 1.4404, 1.4541, 1.4571, 1.4410, 1.4462, 1.4547 |
Dhanavir Steel is a premier stockholder and global supplier of high-performance Stainless Steel, Special Alloys and Nickel Alloys.
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Dhanavir Steel provides end-to-end industrial steel solutions, specializing in Pipes, Fittings, and Flanges. We combine technical expertise in NACE and IBR testing with a robust global supply chain to deliver quality-assured materials for demanding environments.
Dhanavir Steel provides end-to-end industrial steel solutions, specializing in Pipes, Fittings, and Flanges. We combine technical expertise in NACE and IBR testing with a robust global supply chain to deliver quality-assured materials for demanding environments.