1. UNS Designation & International Equivalent
317L stainless steel coiled tubing
| Type | UNS | JIS | EN/DIN | EN/BS | EN/NF | ISO | GB | GOST |
|---|---|---|---|---|---|---|---|---|
| 317 | S31700 | SUS 317 | X5CrNiMo17-13-3 | 316S33 | - | - | 0Cr19Ni13Mo3 | 08KH17H15M3T |
| 317L | S31703 | SUS 317L | X2CrNiMo18-15-4 | Part 4 317S12 | X2CrNiMo18-15-4 | 24 | 00Cr19Ni13Mo3 | 03KH16H15M3 |
2. Product Forms and Standards
317L stainless steel coiled tubing
| Product Forms | Material Standards |
|---|---|
| Plates, Sheets & Strips | ASTM A240 |
| Billets, Bars & Rods | ASTM A276, A314, A479. |
| Forgings(Flanges & Fittings) | ASTM A182, A473. |
| Wires | ASTM A478, A580. |
| Seamless and Welded Pipes | ASTM A312, A358, A813, A814. |
| Wrought Pipe Fittings | ASTM A403 |
*Especially, Metals-Piping supplies SS317/ SS317L in the grades of ASTM A312 TP317/ TP317L, ASTM A182 F317/ F317L, ASTM A403 WP317/ WP317L.
317L stainless steel coiled tubing
| Density | Melting Point | Thermal Expansion Coefficient | Thermal Conductivity |
|---|---|---|---|
| g/cm3 | °C | µm/m°C | W/mk |
| 8.00 | 1370 | 16 | 16.3 |
5. Chemical Composition of SS317/ SS317L
317L stainless steel coiled tubing
| Element | 317 | 317L |
|---|---|---|
| Carbon | ≤0.08 | ≤0.030 |
| Manganese | ≤2.00 | ≤2.00 |
| Phosphorus | ≤0.045 | ≤0.045 |
| Sulfur | ≤0.030 | ≤0.030 |
| Silicon | ≤0.75 | ≤0.75 |
| Chromium | 18.0-20.0 | 18.0-20.0 |
| Nickel | 11.0-15.0 | 11.0-15.0 |
| Molybdenum | 3.0-4.0 | 3.0-4.0 |
| Nitrogen | ≤0.10 | ≤0.10 |
6. Mechanical Properties of SS317/ SS317L
317L stainless steel coiled tubing
| Mechanical | Tensile Strength, min | Yield Strength, min | Elongation | Hardness | |||
|---|---|---|---|---|---|---|---|
| Grade | ksi | Mpa | ksi | Mpa | % | HBW | Rockwell |
| 317 | 75 | 515 | 30 | 205 | 35 | 217 | 95HRBW |
| 317L | 75 | 515 | 30 | 205 | 40 | 217 | 95HRBW |
Post time: Jun-11-2023