THERMAL GROWTH ΔL • HASTELLOY-N (α=14.2×10⁻⁶/°C) • SLIDE BEARING STROKE
Molten Salt Intermediate Heat Exchanger (IHX) Thermal Expansion & Tie-Down Calculator
Determine linear elongation, cradle sliding shoe clearance, dynamic tie-down stress, and freeze-seal safe operating margins for heated intermediate heat exchangers in road transit.
IHX Dimensions & Thermal Parameters ASTM B435 SPEC
IHX Shell Length (L₀)
12.5 Meters (41.0 ft)
6 m
15 m
25 m
Transit Pre-Heat Differential (ΔT = T_jacket - T_ambient)
130 °C (Δ234 °F)
20°C (Mild)
130°C (Trace Heat)
220°C (Extreme)
Gross IHX Bundle Weight
145,000 Lbs
60k Lbs
200k Lbs
350k Lbs
Max Permissible Lateral Road Acceleration
0.25 G
Thermal Growth & Rigging Engineering HUD
Total Linear Elongation (ΔL)
23.08 mm
0.909 Inches
Min Slide Bearing Travel
±34.6 mm
1.5× Safety Margin
Dynamic Lateral Shear Load
36,250 Lbs
At 0.25 G Threshold
Required Saddle Lashes
8 × 1/2" G100
Spring-Compensated
Freeze-Seal Operating Status:
Boundary Seal Status:
SOLIDIFIED / SAFE (<320°C)
Thermal Stress in Anchor Bolts:
14.2 ksi (Within Allowable)
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