Phanuphong Steel and Plates, located in the vibrant city of Bangkok, Thailand, stands out as a top-notch manufacturer and supplier of premium carbon steel products, including the highly regarded JIS G3458 pipes. Known for their precision engineering and unwavering commitment to quality, this company caters to a variety of industries, from construction to oil and gas, and manufacturing. With cutting-edge facilities and a passionate team, Phanuphong Steel guarantees durable, reliable, and cost-effective solutions for all your piping needs. Their dedication to excellence, prompt delivery, and customer-focused services have made them a trusted partner for businesses looking for high-quality carbon steel JIS G3458 pipes, both locally and internationally.
When it comes to Carbon Steel JIS G3458 pipes, they are primarily made from low to medium carbon steel, typically containing between 0.15% and 0.30% carbon, along with small amounts of manganese, phosphorus, and sulfur. This specific blend results in a well-rounded mix of strength, ductility, and weldability. Mechanically, these pipes boast a tensile strength that ranges from 410 to 550 MPa and a yield strength of 245 to 390 MPa. They are designed to handle high pressure and temperature conditions, showcasing excellent impact resistance. The uniform microstructure of the steel ensures consistent performance across various applications, making it a perfect choice for both industrial and structural uses.
| Standards | JIS G3458 Carbon Steel Pipe |
|---|---|
| JIS G3456 Carbon Steel Seamless Pipe Size | 4 to 219mm W. T.: 0.5 to 20mm |
| JIS G3456 Carbon Steel Welded Pipe Size | 5.0 mm – 1219.2 mm |
| JIS G3456 Carbon Steel EFW Pipe size | 5.0 mm – 1219.2 mm |
| JIS G3456 Carbon Steel Tube Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| JIS G3456 Carbon Steel Pipe Schedule | SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| JIS G3456 Carbon Steel Seamless Tube Size | 3.35 mm OD To 101.6 mm OD |
| JIS G3456 Carbon Steel Welded Tube Size | 6.35 mm OD To 152 mm OD |
| Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| JIS G3456 Carbon Steel Tube wall thickness | 0.020″ –0.220″, (special wall thicknesses available) |
| Length | Single Random, Double Random, Standard & Cut length Pipe & Tube |
| Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| Form | Round, Hydraulic, ‘U’ bent or Hollow,LSAW, Boiler, Straight Pipe, Clad Pipe, Rectangular, Square Pipe Etc |
| Type | Welded, Seamless, ERW, EFW, Fabricated Pipe, ‘U’ bent or Hollow, Hydraulic, LSAW, Boiler, Straight Tube, Tube Coil, Round, Rectangular, Square Tube etc |
| End | Plain End, Beveled End, Treaded Pipe & Tube |
| Marking | All JIS G3456 Carbon Steel Pipe are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.) |
| Application | Oil Pipe & Tube, Gas Pipe & Tube, Fluid Pipe & Tube, Boiler Pipe & Tube, Heat exchanger Tube |
| Value Added Service | Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc. |
| Test Certificate | Manufacturer Test Certificate Laboratory Test Certificate from Govt. Approved Lab. Under Third Party Inspection |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Phanuphong Steel is a prime manufacturer and distributor of high-class Carbon Steel JIS G3458 Pipe in Bangkok, Thailand. Offering top-grade steel materials, the company provides its customers with extensive products such as Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. A wide variety of products in stock includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. We strive for timely delivery and exceptional service to our valued customers. Only the best of raw materials comes into play here to ensure highest performance in all industrial applications with demanding requirements. Contact us now to fulfill your Carbon Steel JIS G3458 Pipe requirement.
| Type | Allowable Deviation of Outer Diameter | Allowable Deviation of Wall Thickness | |||
| Hot-Working Seamless Steel Pipe | ＜50 mm | ± 0.5 mm | ＜ 4 mm ≥ 4mm | ± 0.5 mm ±12.5% | ≤ 20% of thickness |
| ≥ 50mm~＜160mm | ± 1% | ||||
| ≥ 160mm~≤ 200 mm | ± 1.6 mm | ||||
| ≥ 200 mm | ± 0.8% | ||||
| For ≥350 mm ones, we can measure according to the perimeters. Allowable deviation is ± 0.5%. | |||||
| Cold-Working Steel Seamless Pipe and Electric-Resistance Welded(ERW) Steel Pipe | ≤ 40 mm | ± 0.03 mm | ＜ 2 mm ≥ 2 mm | ± 0.2 mm ± 10 | |
Carbon Steel JIS G3458 pipes find their place in numerous industries that demand strong and dependable piping solutions. You’ll often see them in oil and gas pipelines, chemical plants, power generation facilities, and water supply systems. Their impressive strength, pressure resistance, and durability make them ideal for transporting liquids and gases in challenging environments. Additionally, these pipes are utilized in construction for structural frameworks, scaffolding, and mechanical engineering projects. With their outstanding weldability and resistance to corrosion, JIS G3458 pipes promise long-lasting performance and safety. Phanuphong Steel is dedicated to supplying these pipes efficiently and reliably to meet both industrial and infrastructure needs.
Phanuphong 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 Bangkok, Thailand.
Copyright 2025 Phanuphong Steel. All rights reserved
