304 STAINLESS COIL
The 304 Stainless Steel (304L stainless steel) is one of most popular and applicable Austentic types of stainless steel materials, which have been used in industries and people ‘s life for nearly one century due to stable properities and reliabilities.
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Description
Gnee Steel (Tianjin) Co., Ltd. is one of the most professional manufacturers and suppliers of 304 stainless coil in China. With abundant experience, we warmly welcome you to wholesale customized 304 stainless coil from our factory. For price consultation, contact us.
Product Description of 304 STAINLESS COIL
The 304 Stainless Steel (304L stainless steel) is one of most popular and applicable Austentic types of stainless steel materials, which have been used in industries and people 's life for nearly one century due to stable properities and reliabilities.
Therefore, they are widely applied in almost all needful fields like Architecture, Chemical, Medicine and Nuclear energy etc.
We deliver every cargo to our clients with not only values but also serious commitments, no matter endusers or distributors abroad, guaranteed material quality and delivery period for all our respectful customers.
● Applications
304 stainless steel: Architecture, Decoration, Chemical industry, Food processing equipment, Medicine, Fiber industry and Auto components.
304L stainless steel: Chemical, Coal, Petroleum and Neclear energy industry, and the heat-resistant parts and where are difficult to make heat treatment after welding.
Product Details of 304 STAINLESS COIL
| Item | Stainless Steel coil (Hot rolled, cold rolled)--304 STAINLESS COIL |
| Thickness | 0.3~10.0mm |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Standard | JIS, AISI, ASTM, GB, DIN, EN, etc |
Surface |
Surface and finish of stainless steel 304 coil: 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sandblast, Brush, etching, etc |
| Package | Shrink-wrapped, Carton boxes, Wooden pallets, Wooden boxes, Wooden crates Etc. or as required. |
Chemical Composition (%)
| Element | 304 Min | 304 Max | 304L Min | 304L Max |
| Carbon (C) | - | 0.08 | - | 0.03 |
| Chromium (Cr) | 18.0 | 20.0 | 18.0 | 20.0 |
| Nickel (Ni) | 8.0 | 10.5 | 8.0 | 12.0 |
| Manganese (Mn) | - | 2.00 | - | 2.00 |
| Silicon (Si) | - | 0.75 | - | 0.75 |
| Phosphorus (P) | - | 0.045 | - | 0.045 |
| Sulfur (S) | - | 0.030 | - | 0.030 |
| Nitrogen (N) | - | 0.10 | - | 0.10 |
| Iron (Fe) | Balance | Balance |
Mechanical Properties (Annealed Condition)
| Property | 304 | 304L |
| Tensile Strength (UTS) | ≥ 75 ksi (515 MPa) | ≥ 70 ksi (485 MPa) |
| Yield Strength (0.2% offset) | ≥ 30 ksi (205 MPa) | ≥ 25 ksi (170 MPa) |
| Elongation (in 2" / 50.8 mm) | ≥ 40% | ≥ 40% |
| Hardness (Rockwell B, max) | 92 HRB | 92 HRB |
| Hardness (Brinell, max) | 201 HBW | 201 HBW |
304 Coil Dimensions & Tolerances
| Parameter | Range / Value |
| Thickness (Cold Rolled) | 0.3 – 3.0 mm (0.012" – 0.118") |
| Thickness (Hot Rolled) | 2.5 – 6.0 mm (0.098" – 0.236") |
| Width | 600 – 2000 mm (24" – 79") |
| Standard Coil Widths | 1000 mm, 1219 mm, 1500 mm |
| Coil Inner Diameter (ID) | 508 mm / 610 mm (20" / 24") |
| Coil Outer Diameter (OD) | 1200 – 2500 mm (47" – 98") |
| Thickness Tolerance (CR, 0.3–1.0 mm) | ±0.04 – ±0.07 mm |
| Thickness Tolerance (CR, 1.0–3.0 mm) | ±0.08 – ±0.13 mm |
| Width Tolerance | ±1.0 mm (slit) |
Surface Finishes
| Finish Code | Description |
| No.1 | Hot-rolled, annealed & pickled |
| 2B | Cold-rolled, annealed, black-bright |
| 2D | Cold-rolled, annealed & pickled |
| BA | Bright Annealed (for thin gauge) |
| No.4 | Brushed / hairline |
| HL | Hairline (longitudinal) |
| 8K / Mirror | Polished mirror finish |
Temper / Condition
| Temper | Typical Use |
| Annealed (A) | Maximum formability |
| Half Hard (H) | Moderate stiffness |
| Quarter Hard (QH) | Increased rigidity |
| Spring Hard (SH) | High spring properties |
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