Tube / Round / 4130

 

4130 ROUND TUBE
CHROMOLY
  • Round Tube
  • Cold Drawn Normalized (CDN) Condition
  • Seamless
  • Common for Sand Rail – Dune Buggy Frames
  • Common for Race Car Frames
  • Common for Aircraft Frames
  • Through-Hardened
  • Chromium Molybdenum Alloy Steel
  • Good Formability

 Typical Chemical Analysis
Carbon (C) = .28-.33
Manganese (MN) = .40-.60
Phosphorus (P) = .035 Max
Sulphur (S) = .040 Max
Silicone (SI) = .15-.35
Chromium (CR) = .80-1.1
Molybdenum (MO) = .15-.25
 Typical Mechanical Analysis
Tensile (PSI) = 90#
Yield (PSI) = 70#
Brinell Hardness = 192
Machinability * = 60-70%
 * Machinability based on AISI-1212 as 100%

 

 

SOME SIZES SPECIAL ORDER   
SIZE INSIDE DIAMETER LBS FT
3/8" OD x .065 0.245" 0.215
1/2" OD x .065 0.370" 0.156
5/8" OD x .049 0.527" 0.301
5/8" OD x .065 0.495" 0.389
5/8" OD x .083 0.459" 0.481
5/8" OD x .095 0.435" 0.538
5/8" OD x .120 0.385" 0.648
5/8" OD x .156 0.312" 0.781
3/4" OD x .049 0.625" 0.367
3/4" OD x .065 0.620" 0.476
3/4" OD x .083 0.584" 0.591
3/4" OD x .095 0.560" 0.665
3/4" OD x .120 0.510" 0.808
3/4" OD x .156 0.438" 0.990
7/8" OD x .065 0.475" 0.562
1" OD x .049 0.902" 0.498
1" OD x .065 0.870" 0.649
1" OD x .083 0.834" 0.813
1" OD x .095 0.810" 0.918
1" OD x .120 0.760" 1.128
1" OD x .156 0.687" 1.406
1-1/8" OD .065 0.996" 0.736
1-1/8" OD .083 0.959" 0.924
1-1/8" OD .095 0.935" 1.045
1-1/8" OD .120 0.885"  1.288
1-1/8" OD .156 0.812"  1.614
1-1/4" OD x .065 1.120" 0.823
1-1/4" OD x .083 1.084" 1.034
1-1/4" OD x .095   1.060" 1.172
1-1/4" OD x .120   1.010" 1.448
1-3/8" OD x .065  1.245" 0.910
1-3/8" OD x .083  1.210" 1.145
1-3/8" OD x .095  1.185" 1.299
1-3/8" OD x .120   1.135"  1.608
1-5/8" OD x .083  1.159"  1.367
1-5/8" OD x .095  1.552" 1.552
1-5/8" OD x .120  1.385" 1.929
1-3/4" OD x .083  1.584" 1.478
1-3/4" OD x .095  1.560" 1.679
1-3/4" OD x .120   1.510" 2.089