Test Date: 2/18/2011
Lab: Metaltest, INC
Part: 1 1/4" Chassis Tube.  Cut from chassis right side safety bar. (Specimen ID: 142916-1)
Test Type: Chemical Composition / Strength
Test Procedure: Chemical: OES
Tensile: ASTM E8/E8M-08
Test Result: Chemical analysis results conform to analysis requirements for 4130 alloy steel per UNS 10th Edition.
Tensile test results conform to typical strength requirements for condition N per AMS-T-6736B.
 

Chassis Tubing

 
 
Test/Sample ID 1 1/4" X 0.083
Carbon (C) 0.291
Manganese (Mn) 0.542
Phosphorus (P) 0.014
Sulfur (S) 0.006
Silicon (Si) 0.226
Chromium (Cr) 0.956
Nickel (Ni) 0.015
Molybdenum (Mo) 0.159
Copper (Cu) 0.020
Tungsten (W) 0.001
Vanadium (V) 0.010
Cobalt (Co) 0.007
Tin (Sn) 0.002
Aluminum (Al) 0.014
Niobium (Nb) 0.001
Titanium (Ti) 0.004
Lead (Pb) 0.002
Boron (B) 0.0003
Selenium (Se) 0.0000
Tantalum (Ta) 0.007
Zirconium (Zr) 0.0001
Iron (Fe) 97.72
Tensile Strength (ksi) 106.5
Yield Strength (.2% offset ksi) 96.6
Percent Elongation in 2.0" (%) 15.0