SS 317L Round Bars.
Bar stock for machining, shafts, fasteners, valve and pump components. Supplied to ASTM A276 Type 317L.
Quick details
| Material grade | SS 317L (UNS S31703) |
|---|---|
| Standard | ASTM A276 Type 317L |
| Type | Bright (cold-drawn, ground), Black (hot-rolled), Peeled and polished, Hex, square and flat bar |
| Diameter | 3 mm to 300 mm; larger forged bar on enquiry |
| Usage / application | Flue-gas desulphurisation systems, Pulp and paper bleach plants, Condensers using brackish water |
| Test certificate | EN 10204 3.1 mill test certificate; 3.2 on request |
| Business type | Stockist and supplier |
| Location | Kumbharwada, Mumbai 400004, Maharashtra |
Also searched as: SS 317L round bar, 317L stainless steel round bar, stainless steel 317L round bar, SS 317L rod, ASTM A276 Type 317L round bar, UNS S31703 round bar, 1.4438 round bar
Product information for purchasing teams
SS 317L raises molybdenum to 3 to 4% and nickel to 11 to 15%, giving noticeably better pitting resistance than 316L. It is used where 316L is marginal, such as flue-gas desulphurisation, pulp bleach plants and some acid services.
Exact specification, availability and commercial details are confirmed against your enquiry.
SS 317L Round Bars specifications
| Material standard | ASTM A276 Type 317L |
|---|---|
| Grade | SS 317L, UNS S31703, W.Nr 1.4438 |
| Diameter | 3 mm to 300 mm; larger forged bar on enquiry |
| Tolerance | h9, h11 or k12 for bright bar; as rolled for black bar |
| Lengths | 3 to 6 m random, or cut pieces |
| Condition | Annealed, solution annealed, hardened and tempered as applicable to the grade |
| Testing | Ultrasonic testing, PMI, hardness and third-party inspection on request |
| Documents | Mill test certificate to EN 10204 3.1; 3.2 on request |
Equivalent grades
| Grade | UNS | Werkstoff Nr. | EN / BS | JIS |
|---|---|---|---|---|
| SS 317L | S31703 | 1.4438 | X2CrNiMo18-15-4 | SUS 317L |
Chemical composition, %
| Grade | C | Mn | Si | P | S | Cr | Ni | Mo | N |
|---|---|---|---|---|---|---|---|---|---|
| SS 317L | ≤ 0.030 | ≤ 2.00 | ≤ 0.75 | ≤ 0.045 | ≤ 0.030 | 18.0 – 20.0 | 11.0 – 15.0 | 3.0 – 4.0 | ≤ 0.10 |
Mechanical properties
| Property | Value |
|---|---|
| Tensile strength | ≥ 515 MPa |
| Yield strength (0.2%) | ≥ 205 MPa |
| Elongation | ≥ 40% |
| Hardness | ≤ 217 HB |
Values per ASTM A240, annealed. Confirm against the current edition of the standard and your purchase specification.
Density: 7.98 g/cm³
Types we supply
- Bright (cold-drawn, ground)
- Black (hot-rolled)
- Peeled and polished
- Hex, square and flat bar
Applications
- Flue-gas desulphurisation systems
- Pulp and paper bleach plants
- Condensers using brackish water
- Dye and textile chemical handling
Questions buyers ask
Which standard covers SS 317L Round Bars?
SS 317L Round Bars are supplied to ASTM A276 Type 317L.
What sizes of SS 317L Round Bars does Steel Impex India supply?
Diameter: 3 mm to 300 mm; larger forged bar on enquiry. Tolerance: h9, h11 or k12 for bright bar; as rolled for black bar. Exact availability is confirmed for each enquiry.
Do SS 317L Round Bars come with a mill test certificate?
Yes. Material is supplied with a mill test certificate to EN 10204 3.1, traceable to the heat number. Third-party inspection to 3.2 can be arranged on request.
What should I send for a SS 317L Round Bars quotation?
Send diameter, tolerance, bright or black, length or cut pieces, quantity and certificate type.
Where is Steel Impex India located?
Steel Impex India is at 231/235, Sant Sena Maharaja Marg, 2nd Kumbharwada, Mumbai 400004, and supplies across India.