Naing Steel stands as a trusted manufacturer and supplier in the heart of Naypyidaw, Myanmar, dedicated to supporting the nation’s growth with robust industrial solutions. We take pride in producing our J356 Tubing, a product crafted with precision to meet the demanding needs of various sectors. Our commitment extends beyond mere supply; we focus on building lasting partnerships by ensuring reliability and consistent quality, making us a cornerstone for projects that require durable and dependable steel components right here in Myanmar.
The J356 Tubing is defined by its specific aluminum-silicon composition, which gives it excellent casting characteristics and strong corrosion resistance. Mechanically, this alloy is valued for its good strength and durability, offering a reliable balance between toughness and weight. It maintains its integrity under stress and performs well in a range of temperatures, making it a practical and sturdy choice for components that need to withstand everyday operational demands without failing.
| Grade: | ASME/ASTM SA179, SA192, SA210, SA178, SA214, API 5L |
|---|---|
| Size: | 1/8” NB TO 24” NB Sch 40/80/160/XXS |
| Form | Round, Square, Rectangular, Coil, U Tube, |
| Length | Single Random, Double Random & Required Length |
| End | Plain End, Bevelled End |
| Type | Seamless / ERW / Welded |
| Certification For Carbon | Mill Test Certificate as per EN 10204 / 3.2B |
| General Requirements | ASTM A 530/A 530M |
| Dimensional Tolerances | ANSI B 36.10 |
| OD Range | 1.250″ – 6.000″ (30-150mm) |
| Wall Range | 0.095″ – 1.000″ (.2.5-25mm) |
| CHEMICAL REQUIREMENTS | ||
| Element | Cast or Heat Analysis: Weight % | |
| J356 | J356 Type-A | |
| Carbon | 0.06 Min/0.18 Max | 0.02 Min/0.18 Max |
| Manganese | 0.30 Min/0.60 Max | 0.10 Min/0.60 Max |
| Phosphorus | 0.04 Max | 0.04 Max |
| Sulfur | 0.06 Max | 0.05 Max |
| MECHANICAL PROPERTIES | |
| Properties | Values |
| Yield Strength (Min) | 25,000 PSI |
| Tensile Strength (Min.) | 45,000 PSI |
| Elongation in 2” (Min) | 35% a |
| Hardness (Rockwell B)(Max) | 65 b |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| TUBING WALL THICKNESS TOLERANCES | |||
|---|---|---|---|
| Nominal Wall Thickness (Inches) |
Nominal Tube OD Through 1” (+/- Inches) |
Nominal Tube OD Over 1” Through 2” (+/- Inches) |
Nominal Tube OD Over 2” Through 4” (+/- Inches) |
| .028 (22 Ga) | .002/.003 | .003/.003 | .003/.003 |
| .035 (20 Ga) | .002/.004 | .002/.004 | .002/.004 |
| .042 (19 Ga) | .002/.004 | .002/.004 | .002/.005 |
| .049 (18 Ga) | .004/.005 | .003/.005 | .004/.008 |
| .058 (17 Ga) | .006/.006 | .004/.008 | .004/.008 |
| .065 (16 Ga) | .006/.006 | .004/.008 | .004/.008 |
| .072 (15 Ga) | .006/.010 | .006/.010 | .006/.010 |
| .083 (14 Ga) | .006/.010 | .006/.010 | .006/.010 |
| .095 (13 Ga) | .006/.010 | .006/.010 | .006/.010 |
| .100 | .006/.010 | .006/.010 | .006/.010 |
| .109 (12 Ga) | .006/.010 | .006/.010 | .006/.010 |
| .118 | .006/.010 | .006/.010 | .006/.010 |
| .120 (11 Ga) | .006/.010 | .006/.010 | .006/.010 |
| .134 (10 Ga) | .006/.010 | .006/.010 | .006/.010 |
| .148 (9 Ga) | — | .007/.001 | .007/.011 |
| .156 (5/32) | — | .007/.011 | .007/.011 |
| .165 (8 Ga) | — | .007/.011 | .007/.011 |
| .180 (7 Ga) | — | .007/.011 | .007/.011 |
| .197 | — | .008/0.12 | .008/0.12 |
| .203 (6 Ga) | — | .008/0.12 | .008/0.12 |
| .219 (7/32) | — | .008/.012 | .008/.012 |
| .236 | — | .014/.018 | .014/.018 |
| .238 (4 Ga) | — | .014/.018 | .014/.018 |
| .259 (3 Ga) | — | .014/.020 | .014/.020 |
The versatility of J356 Tubing makes it a common sight across many industries. You’ll find it forming the essential framework for automotive parts, agricultural machinery, and various structural components in construction projects. Its reliable nature also makes it suitable for fabricating support structures, handrails, and even in certain furniture applications where a combination of strength and lighter weight is beneficial. Essentially, wherever there’s a need for a dependable and workable tubing solution, J356 proves to be an excellent and widely trusted option.
Naing Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Naypyidaw, Myanmar.
Copyright 2025 Naing Steel. All rights reserved
