XingRongHeng Company is a professional supplier of various grades stainless steel coil/roll.
309 Stainless Steel Coil/Roll
Grade 309 stainless steel has high corrosion resistance and strength compared to 304 stainless steel.
| Standard | AISI ASTM JIS SUS and GB |
| Surface finish | No. 1, 2B |
| Grade | 201, 202, 301, 304, 304J1, 304L, 321, 316, 316L, 309S, 310S, 317L, 409L, 410, 410S, 420J1, 420J2, 430, 444, 441, 436, 439, 904L, 2520, 2205, 2507 etc |
| Thickness | 0.3-6.0mm 3.0mm*100mm |
| Width | 500-2000mm; normal size: 1000 1219 1220 1240 1250 1500 2000mm |
| Length | 1000-6000mm normal size: 2438 2440 3000 6000mm |
| Quality control | Mill Test Certificate is supplied with shipment |
| Edge | Mill /raw or slit edge |
| Mill | TISCO BAOSTEEL LISCO BAOXIN ZPSS JISCO |
| Packing: | Standard seaworthy export packing or according to the customers’ request |
|
Application |
1. Furnaces — burners, doors, fans, piping and recuperators 2. Fluidized Bed Furnaces — grids, piping, wind boxes 3. Paper Mill Equipment 4. Petroleum Refining — catalytic recovery systems, recuperators 5. Power Generation — pulverized coal burners, tube hangers 6.Thermal Processing — annealing covers and boxes, burners grids, doors, fans, lead pans and neutral salt pots, muffles and retorts, recuperators, walking beams 7. Waste Treatment — incinerators, rotary kilns and calciners |
| Customized | surface treatment, grade, thickness, width, length etc can be customized according to customer’s requirements. |
Chemical Composition
The following table shows the chemical composition of grade 309 stainless steel.
| Element | Content (%) |
|---|---|
| Iron, Fe | 60 |
| Chromium, Cr | 23 |
| Nickel, Ni | 14 |
| Manganese, Mn | 2 |
| Silicon, Si | 1 |
| Carbon, C | 0.20 |
| Phosphorous, P | 0.045 |
| Sulfur, S | 0.030 |
Mechanical Properties
The following table outlines the mechanical properties of annealed grade 309 stainless steel.
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 620 MPa | 89900 psi |
| Yield strength (@ strain 0.200%) | 310 MPa | 45000 psi |
| Izod impact | 120 – 165 J | 88.5 – 122 ft-lb |
| Shear modulus (typical for steel) | 77 GPa | 11200 ksi |
| Elastic modulus | 200 GPa | 29008 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break (in 50 mm) | 45% | 45% |
| Hardness, Brinell | 147 | 147 |
| Hardness, Rockwell B | 85 | 85 |
| Hardness, Vickers (converted from Rockwell B hardness) | 169 | 169 |
Why choose us?
1. Customized processing stainless steel one-stop purchase.
2. Provide with a full range of stainless steel customization.
3. 800 Tons/Month, high production capability make fast delivery.
4. Good quality with reasonable price.
5. Exports of stainless steel exceeded tens of billions.
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