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M36 Threaded Rod & Stud Bolt Weight Chart

Weight per meter (M36, kg/m)

Weight per meter
6.88 kg/m

Weight per piece by length (M36, kg/pc)

Length L (mm)Weight per piece
M36×1000.688
M36×1501.03
M36×2001.38
M36×2501.72
M36×3002.06

Per-meter and per-piece weights of M36 fully threaded rod (same basis for all-thread, threaded bar and double-end stud bolts) across 100–3000 mm lengths (carbon steel, geometric-volume method), kg/m and lb/ft, with pitch, root diameter and tensile stress area — basis fully disclosed.

Full PDF

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Other sizes

Thread Data

Coarse pitch4 mm
External thread minor dia.31.09 mm
Tensile stress area As817 mm²

Pitch and minor diameter are public ISO metric basic-profile geometry; As is the ISO 898-1 tensile stress area used for tensile capacity calculations, not the physical cross-section.

Weight per piece by length (M36, kg/pc)

Length L (mm)Weight per piece
M36×1000.688
M36×1501.03
M36×2001.38
M36×2501.72
M36×3002.06
M36×4002.75
M36×5003.44
M36×6004.13
M36×8005.5
M36×10006.88
M36×150010.3
M36×200013.8
M36×250017.2
M36×300020.6

Cell shows the piece weight at that length (kg/pc, carbon steel 7.85 g/cm³, fully threaded rod modeled as a pitch-diameter cylinder d2 = d − 0.6495 × pitch P). Trade practice: 1/2/3 m standard bars or cut to length.

References

Material Density Conversion

Values above are carbon steel (7.85 g/cm³); for other materials multiply by the density factor.

MaterialDensity (g/cm³)Factor
Carbon / Alloy Steel7.85×1.000
Stainless 3047.93×1.010
Stainless 3167.98×1.017
Brass8.5×1.083

Basis of Calculation & Disclosed Assumptions

Calculation basis

  • All values are computed size by size as geometric volume × density (carbon steel 7.85 g/cm³, base metal, coating excluded).
  • Fully threaded rod = pitch-diameter cylinder π/4·d2²·L, with d2 = d − 0.6495 × pitch P (ISO metric basic profile — the effective section of rolled or cut threads; identical formula and parameters as the online weight calculator).
  • The plain full-diameter figure is 7.990 kg/m; this chart's pitch-diameter basis is about (d2/d)² of it.

Scope & limits

  • Theoretical geometric estimates for quotation, freight and lifting budgets; use measured values for trade settlement.
  • Actual piece weight varies with thread tolerance and coating (hot-dip galvanizing ≈ +4.5%). Double-end studs are cut-to-length products — at the same diameter and length the piece weight matches threaded rod.
  • Theoretical estimate tolerance ±5%.

Cite this chart

YAXIIO. M36 Threaded Rod & Stud Bolt Weight Chart. https://www.yaxiio.com/en/tools/threaded-rod-weight-chart/m36 (accessed 2026-10-29).

Free to cite and embed — attribution required: “YAXIIO” + a link to this page.

FAQ

Are threaded rod and stud bolt weights the same thing?

Yes. A double-end stud bolt is threaded rod (all-thread / threaded bar) cut to a fixed length, so at the same diameter and length the unit weight is identical — the kg/m row and the length table of this chart apply to both. The terms threaded rod, all-thread, threaded bar and stud bolt all denote this fully threaded product family.

What are the pitch, root diameter and tensile stress area of M36 threaded rod?

Coarse pitch 4 mm, external thread minor (root) diameter about 31.09 mm, and tensile stress area As = 817 mm² (ISO 898-1). As drives tensile capacity and preload calculations — pair it with the torque chart.

Related References

Disclaimer: This chart is an engineering estimation for selection, quotation and freight estimation only. It does not constitute design or acceptance criteria.