SS 310 / 310S Foundation BoltASTM A276 · IS 5624 / project drawing · Manufacturer, stockist & exporter, India
AISI 310S · UNS S31008
An SS 310 / 310S foundation bolt is a heavy bolt set in concrete for machinery bases, made from SS 310 / 310S to ASTM A276 / A479. Foundation bolts secure heavy machinery and structures. Supplied to drawing with nuts and washers.
- ASTM A276
- IS 5624 / project drawing
- EN 10204 3.1 / 3.2
- Export packing
Reviewed by the Kanak Steel & Engineering Co. technical team · Updated October 2026
What is an SS 310 / 310S Foundation Bolt?
- What it is
- A heavy bolt set in concrete for machinery bases
- Material
- ASTM A276 / A479
- Dimensions
- IS 5624 / project drawing
- Grade
- SS 310 / 310S · UNS S31008
- Best at
- Furnaces, burners and heat treatment at high temperature
SS 310 / 310S Foundation Bolt Specification
| Product | SS 310 / 310S Foundation Bolt |
|---|---|
| Material standard | ASTM A276 / A479 |
| Dimensional standard | IS 5624 / 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 a Foundation Bolt
Foundation bolts secure heavy machinery and structures. Supplied to drawing with nuts and washers.
- Heavy diameters
- Made to drawing
- With nuts and plates
More on choosing: Foundation bolt guide.
SS 310 / 310S Foundation Bolt: Why 310S for foundation bolts
Foundation bolts secure heavy machinery and structures. Supplied to drawing with nuts and washers. In SS 310 / 310S, 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 310 / 310S is picked for furnaces, burners and heat treatment at high temperature. |
|---|---|
| Typical service | Furnace parts — Muffles, retorts, radiant tubes and conveyor belts. |
| Bolting | A193 B8 or project-specified bolting |
SS 310 / 310S Foundation Bolt Chemical Composition
| Element | Weight % |
|---|---|
| Chromium | 24.0 – 26.0 |
| Nickel | 19.0 – 22.0 |
| Carbon | 0.08 max |
| Manganese | 2.00 max |
| Silicon | 1.50 max |
| Phosphorus | 0.045 max |
| Sulphur | 0.030 max |
| Iron | Balance |
SS 310 / 310S Foundation Bolt Mechanical Properties
| Annealed plate & sheet | Value |
|---|---|
| Tensile strength | 515 MPa · 75 ksi |
| Yield strength 0.2% | 205 MPa · 30 ksi |
| Elongation | 40% |
| Hardness | 217 HB max |
Full chemistry, properties and equivalents are on the SS 310 / 310S grade page.
Standards on this page
Other SS 310 / 310S fasteners
SS 310 / 310S Foundation Bolts for export
FOB / CIF · Nhava Sheva (JNPT), MumbaiSS 310 / 310S Foundation Bolt — questions buyers ask
Foundation bolt or anchor bolt?
The terms overlap; foundation bolts usually refer to heavy bolts for machinery bases.
What nut is used with SS 310 / 310S foundation bolts?
A nut in the same alloy, machined from ASTM A276 / A479 bar, unless the project specifies otherwise.
Which standard covers SS 310 / 310S foundation bolts?
The material is ASTM A276 / A479; dimensions follow IS 5624 / project drawing. Always state both on your purchase order, with the edition if your project specifies one.
What decides the price of a SS 310 / 310S foundation 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