Product Description
Chemical Composition Clean Data
| Grade Standard | Carbon Max | Manganese Max | Phosphorus Max | Sulfur Max | Silicon Max |
| ASTM A53 Type F Gr A | 0.25 | 0.95 | 0.050 | 0.045 | 0.35 |
| ASTM A53 Type E Gr B | 0.30 | 1.20 | 0.050 | 0.045 | 0.35 |
| BS 1387 EN 10255 | 0.20 | 1.20 | 0.045 | 0.045 | 0.30 |
| IS 1239 YSt 210 | 0.20 | 1.30 | 0.040 | 0.040 | 0.30 |
| IS 1239 YSt 310 | 0.25 | 1.30 | 0.040 | 0.040 | 0.30 |
| JIS G3452 SGP | 0.25 | 0.60 | 0.040 | 0.050 | 0.35 |
Mechanical and Zinc Coating Properties Clean Data
| Grade Standard | Tensile Strength Min MPa | Yield Strength Min MPa | Elongation Min Percent | Zinc Coating Thickness Microns | Zinc Coating Weight Min Grams per SQM |
| ASTM A53 Gr A | 330 | 205 | 30 | 60 | 430 |
| ASTM A53 Gr B | 415 | 240 | 30 | 60 | 430 |
| BS 1387 Class L M H | 320 | 195 | 20 | 55 | 400 |
| EN 10255 S195T | 320 | 195 | 20 | 55 | 400 |
| IS 1239 YSt 210 | 330 | 210 | 20 | 55 | 360 |
| IS 1239 YSt 310 | 450 | 310 | 10 | 55 | 360 |
Comprehensive Application RangeThese galvanized welded tubes are extensively used in structural applications, water supply systems, gas pipelines, fencing, and scaffolding. Their robust construction and adherence to international standards like ASTM and IS make them suitable for demanding environments and diverse projects, whether in construction or industrial settings.
Superior Corrosion ResistanceThanks to hot dip galvanization, these tubes provide exceptional resistance to corrosion. The zinc coating acts as a barrier against moisture and chemicals, ensuring enhanced durability and a prolonged lifespan even in harsh weather or industrial conditions, making them a preferred choice for both indoor and outdoor applications.
Precision Manufacturing & Quality AssuranceEvery tube undergoes strict production and inspection processes. Manufactured by the ERW method, they feature uniform wall thickness, precise tolerances (0.5 mm), and high tensile/yield strength. Third-party inspection options guarantee quality compliance, delivering reliable products whether you're a manufacturer, dealer, or end-user.
FAQ's of Galvanized Welded Tubes:
Q: How are galvanized welded tubes manufactured and what standards do they comply with?
A: These tubes are produced using the Electric Resistance Welded (ERW) process from mild or carbon steel, followed by a hot dip galvanization treatment for corrosion resistance. They are manufactured according to ASTM A53, IS 1239, IS 3589, and EN 10255 standards.
Q: What benefits does hot dip galvanization provide for these tubes?
A: Hot dip galvanization offers excellent protection against rust and corrosion by forming a durable zinc coating. This ensures the tubes' longevity and reliability, especially in environments exposed to moisture or chemicals.
Q: When is it appropriate to use tubes with plain, threaded, or beveled ends?
A: Plain ends are used for welding or joining with fittings, threaded ends are suitable for easy assembly and disassembly in plumbing, and beveled ends are ideal for applications requiring secure butt-weld joints, such as high-pressure pipelines.
Q: Where are these galvanized welded tubes commonly used?
A: They are widely adopted in water transmission, gas pipelines, structural frameworks, fencing, scaffolding, and various engineering projects across industries, construction sites, and municipal utilities.
Q: What is the inspection and quality control process for these pipes?
A: A comprehensive inspection is conducted, including third-party inspection options. Quality checks focus on dimensional accuracy, wall thickness, galvanization quality, and conformity to standards, ensuring each tube meets strict technical requirements.
Q: How is the product packed and what are the available dimensions?
A: Tubes are typically packed in hexagonal bundles secured with steel strips for safe handling and transport. They come in diameters from 15 mm to 165 mm, wall thickness from 1.6 mm to 6 mm, and lengths up to 12 meters.
Q: What are the main usage benefits of choosing these galvanized welded tubes?
A: The primary advantages include exceptional corrosion resistance, compliance with international standards, high mechanical strength, and adaptability for a wide range of applications, all ensuring a reliable and long-lasting solution.