SS 904L Precision StripASTM A240 · ASTM A666 / A480 · Manufacturer, stockist & exporter, India
Alloy 904L · UNS N08904
An SS 904L precision strip is thin strip with close thickness tolerance, made from SS 904L to ASTM A240. Precision strip is used for springs, gaskets, electronics and precision components.
- ASTM A240
- ASTM A666 / A480
- EN 10204 3.1 / 3.2
- Export packing
Reviewed by the Kanak Steel & Engineering Co. technical team · Updated October 2026
What is an SS 904L Precision Strip?
- What it is
- Thin strip with close thickness tolerance
- Material
- ASTM A240
- Dimensions
- ASTM A666 / A480
- Grade
- SS 904L · UNS N08904
- Best at
- Dilute sulphuric acid, phosphoric acid and chloride-bearing cooling water
SS 904L Precision Strip Specification
| Product | SS 904L Precision Strip |
|---|---|
| Material standard | ASTM A240 |
| Dimensional standard | ASTM A666 / A480 |
| Thickness | 0.1 – 6 mm by route |
| Width | Mill width or slit to order |
| Testing | PMI · dimensional · NDT and IGC on request |
| Documents | EN 10204 3.1 · 3.2 with third-party inspection |
When to Choose a Precision Strip
Precision strip is used for springs, gaskets, electronics and precision components.
- Thin gauges
- Tight tolerances
- Hardness to order
More on choosing: Precision strip guide.
SS 904L Precision Strip: Why 904L for precision strips
Precision strip is used for springs, gaskets, electronics and precision components. In SS 904L, the choice usually comes down to the medium and temperature — the rows here are the points buyers check for this exact combination.
| Why this grade | Stainless coil feeds stamping, tube-making and roll-forming lines. SS 904L is picked for dilute sulphuric acid, phosphoric acid and chloride-bearing cooling water. |
|---|---|
| Typical service | Sulphuric acid plants — Coolers, piping and tanks for dilute sulphuric acid. |
SS 904L Precision Strip Chemical Composition
| Element | Weight % |
|---|---|
| Nickel | 23.0 – 28.0 |
| Chromium | 19.0 – 23.0 |
| Molybdenum | 4.0 – 5.0 |
| Copper | 1.0 – 2.0 |
| Carbon | 0.020 max |
| Manganese | 2.00 max |
| Silicon | 1.00 max |
| Nitrogen | 0.10 max |
SS 904L Precision Strip Mechanical Properties
| Annealed plate & sheet | Value |
|---|---|
| Tensile strength | 490 MPa · 71 ksi |
| Yield strength 0.2% | 220 MPa · 31 ksi |
| Elongation | 35% |
| Hardness | 90 HRB max |
Full chemistry, properties and equivalents are on the SS 904L grade page.
SS 904L Precision Strips for export
FOB / CIF · Nhava Sheva (JNPT), MumbaiSS 904L Precision Strip — questions buyers ask
What thicknesses are available?
Commonly 0.05 – 1.5 mm, with hardness from annealed to full hard.
Which standard covers SS 904L precision strips?
The material is ASTM A240; dimensions follow ASTM A666 / A480. Always state both on your purchase order, with the edition if your project specifies one.
What decides the price of a SS 904L precision strip?
The alloy price, the size and dimensions, quantity, and the testing and documents required. Send your list and we quote the same working day.
What documents do you supply?
EN 10204 3.1 mill certificates as standard, 3.2 with third-party inspection on request, plus dimensional and PMI reports.
Sources: the ASTM / ASME specifications named on this page and producer datasheets · Last updated October 2026