SS 904L Anchor BoltUNS N08904 · Project drawing / purchase specification · Manufacturer, stockist & exporter, India
Alloy 904L · UNS N08904
An SS 904L anchor bolt is a bolt that fixes structures or equipment to concrete. Finished fastener specification not asserted; material/feedstock may be supplied to ASTM A479 (UNS N08904), where applicable; manufacturing route and finished fastener requirements are to the purchase specification or project drawing. Anchor bolts are cast into or drilled into concrete foundations for columns and equipment.
- UNS N08904
- Project drawing / purchase specification
- 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 Anchor Bolt?
- What it is
- A bolt that fixes structures or equipment to concrete
- Finished spec
- Not asserted
- Material / feedstock
- ASTM A479 (UNS N08904), where applicable
- Dimensions
- Project drawing / purchase specification
- Grade
- SS 904L · UNS N08904
- Best at
- Dilute sulphuric acid, phosphoric acid and chloride-bearing cooling water
SS 904L Anchor Bolt Specification
| Product | SS 904L Anchor Bolt |
|---|---|
| Finished fastener specification | Not asserted |
| Material / feedstock specification | ASTM A479 (UNS N08904), where applicable |
| Dimensional standard | Project drawing / purchase specification |
| Manufacturing route | Route dependent on product design and purchase specification |
| Project / purchase specification | Yes — finished fastener requirements are to the purchase specification or project drawing |
| Sizes | M10 – M64 · ½" – 4" (others on request) |
| Threads | UNC · UN-8 · metric coarse |
| Testing | PMI · dimensional · NDT and IGC on request |
| Documents | EN 10204 3.1 · 3.2 with third-party inspection |
When to Choose an Anchor Bolt
Anchor bolts are cast into or drilled into concrete foundations for columns and equipment.
- Cast-in or post-installed
- L, J and headed styles
- Made to drawing
More on choosing: Anchor bolt guide.
SS 904L Anchor Bolt: Why 904L for anchor bolts
Anchor bolts are cast into or drilled into concrete foundations for columns and equipment. 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 fasteners resist atmospheric and process corrosion. 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. |
| Bolting | as the project specifies |
SS 904L Anchor Bolt Chemical Composition
Under technical review for TDS.
| Element | Current requirement |
|---|---|
| Nickel | As specified |
| Chromium | As specified |
| Molybdenum | As specified |
| Copper | As specified |
| Carbon | As specified |
| Manganese | As specified |
| Silicon | As specified |
| Nitrogen | As specified |
Numerical specification requirements are published only after the applicable current standard edition has been verified. Governing specification to be verified: ASTM A240 for UNS N08904.
SS 904L Anchor Bolt Mechanical Properties
Under technical review for TDS.
| Property | Current requirement |
|---|---|
| Tensile strength | As specified |
| Yield strength 0.2% | As specified |
| Elongation | As specified |
| Hardness | As specified |
Numerical specification requirements are published only after the applicable current standard edition has been verified. Governing specification and condition to be verified: ASTM A240 for UNS N08904 — Annealed plate & sheet.
Full chemistry, properties and equivalents are on the SS 904L grade page.
Standards on this page
Other SS 904L fasteners
SS 904L Anchor Bolts for export
FOB / CIF · Nhava Sheva (JNPT), MumbaiSS 904L Anchor Bolt — questions buyers ask
What do I need to quote anchor bolts?
Diameter, length, bend or head style, thread length and quantity, plus the drawing.
What nut is used with SS 904L anchor bolts?
Usually a nut in the same alloy — it may be machined from ASTM A479 bar, where applicable; finished requirements are to the purchase specification or project drawing.
Which standard covers SS 904L anchor bolts?
Finished fastener specification: Not asserted. Material / feedstock: ASTM A479 (UNS N08904), where applicable. Dimensions: Project drawing / purchase specification. State the finished specification, material and dimensions on your purchase order or project drawing.
What decides the price of a SS 904L anchor bolt?
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