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Wiraphan Sheets and Plates, a well-respected manufacturer and supplier based in Bangkok, Thailand, specializes in top-notch Stainless Steel 304H Angles tailored for industrial, structural, and high-temperature uses. With cutting-edge production facilities and a commitment to global standards, Wiraphan guarantees products that boast exceptional strength, corrosion resistance, and durability. These Stainless Steel 304H Angles are meticulously designed to thrive in tough environments where both toughness and oxidation resistance at high temperatures are crucial, making them perfect for industries like petrochemical, chemical, power generation, and construction. With a reputation for reliable quality, prompt delivery, and cost-effective solutions, Wiraphan has become a trusted partner for clients around the globe.
Stainless Steel 304H Angle is an austenitic stainless steel made up of iron, 18–20% chromium, and 8–10.5% nickel, featuring a higher carbon content than standard 304. This extra carbon enhances tensile and yield strength while improving creep resistance at elevated temperatures. On a mechanical level, Stainless Steel 304H Angles offer outstanding toughness, ductility, and weldability, along with solid resistance to oxidation and scaling. These characteristics make them an excellent choice for fabrication and structural applications in demanding industrial settings.
| Specifications | ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790 |
|---|---|
| Dimensions | ASTM, ASME and API |
| 304 Pipes & Tubes | 1/2″ NB – 16″ NB |
| ERW 304 Pipes & Tubes | 1/2″ NB – 24″ NB |
| EFW 304 Pipes & Tubes | 6″ NB – 100″ NB |
| Size | 1/8″NB TO 30″NB IN |
| Specialized in | Large Diameter Size |
| Schedule | SCH5, SCH10, SCH20, SCH30, SCH40, Std, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| Length | Single Random, Double Random & Cut Lengtd. |
| End | Plain End, Beveled End, Treaded |
| C | MN | SI | P | S | CR | NI | N | |
|---|---|---|---|---|---|---|---|---|
| 304 | 0.07max | 2.0max | 0.75max | 0.045max | 0.03max | min: 18.0 max: 20.0 | min: 8.0 max: 10.5 | — |
| 304H | min: 18.0 max:20.0 | min: 8.0 max: 10.5 | min: 0.04 max:0.10 | 0.75 max | 2.0 max | 0.045 max | 0.03 max | 0.10 max |
| Grade | Tensile Strength ksi (min) | Yield Strength 0.2% ksi (min) | Elongation % | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
|---|---|---|---|---|---|
| 304 | 75 | 30 | 40 | 201 | 92 |
| 304H | 75 | 30 | 40 | 201 | 92 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 304H | 1.4948 | S30409 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Wiraphan Sheets and Plates based in Bangkok, Thailand, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
You’ll find Stainless Steel 304H Angles widely utilized in industries that demand durability and high-temperature performance. In chemical and petrochemical facilities, they’re commonly found in heat exchangers, pressure vessels, and processing equipment. In the power generation sector, they play a vital role in boilers, superheaters, and high-temperature piping systems. The construction industry also relies on them for frameworks, structural supports, and architectural projects that face heat and corrosive conditions. Their remarkable blend of strength, thermal stability, and corrosion resistance ensures that Stainless Steel 304H Angles deliver long-lasting and dependable performance across a variety of challenging applications.
| SS 304 | ||||||
|---|---|---|---|---|---|---|
| Density lbm/in3 | Thermal Conductivity (BTU/h ft. °F) | Electrical Resistivity (in x 10-6) | Modulus of Elasticity (psi x 106 | Coefficient of Thermal Expansion (in/in)/ °F x 10-6 | Specific Heat (BTU/lb/ °F) | Melting Range (°F) |
| at 68°F: 0.285 | 9.4 at 212°F | 28.3 at 68°F | 28 | 9.4 at 32 – 212°F | 0.1200 at 68°F to 212°F | 2500 to 2590 |
| 12.4 at 932 °F | 39.4 at 752°F | 10.2 at 32 – 1000°F | ||||
| 49.6 at 1652 °F | 10.4 at 32 – 1500°F | |||||
| SS 304H | ||||||
| Denstiy lbm/in3 | Coefficient of Thermal Expansion (min/in)-°F | Thermal Conductivity BTU/hr-ft-°F | Specific Heat BTU/lbm -°F | Modules of Elasticity (annealed)2-psi | ||
| at 68 °F | at 68 – 212°F | at 68 – 1600°F | at 212°F | at 932°F | at 32 – 212°F | in tension (E) |
| 0.285 | 9.2 | 11.0 | 9.4 | 12.4 | 0.12 | 29 x 106 |
The stainless steel 304H angle is composed of more carbon than the 304 grade, providing increased strength at elevated temperatures. It is commonly used in applications requiring high thermal resistance such as heat exchangers, boilers and furnace components. Because of its excellent resistance to oxidation and corrosion it is used in chemical process plants, power plants and food processing equipment Improved strength makes it ideal for structural components in industries such as petrochemical, oil and gas and aerospace, where it remains durability and strong heat resistance.
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