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4130 Round Tube |
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4130, also known as "Chrome Moly" (short for chromium
molybdenum)
is a
general
purpose
steel
that has
been
widely
used by
the
motorsports
industries
for many
years.
Weldability,
fabrication
and mild
hardenability
make it
a
popular
choice
in all
forms -
tube,
bar,
sheet,
and
plate.
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Typical
Mechanical
Properties
-
Minimum:
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Condition N
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Tensile Strength
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Yield Strength
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Elongation in 2" %
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(psi)
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(psi)
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tube
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strip
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Up to .035 incl. N
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95,000
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75,000
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10
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5
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Over .035 to .188 incl.
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95,000
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75,000
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12
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7
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Over .188
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90,000
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70,000
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15
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10
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Note:
"Typical
Mechanical
Properties"
listed
in this
catalog
have
been
compiled
from a
variety
of
sources.
Information
is
deemed
reliable,
but not
guaranteed.
Data is
provided
for
information
only,
NOT
FOR
DESIGN
PURPOSES.
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Welding Tips for
4130 Chrome Moly
Tubing
Here are two
websites with some
helpful information
regarding welding
4130 tubing using
the TIG welding
process.
(Note: "TIG" stands
for tungsten inert
gas.)
LINCOLN ELECTRIC
COMPANY
http://www.lincolnelectric.com/knowledge/articles/content/chrome-moly.asp
WeldingTipsandTricks.com
http://www.weldingtipsandtricks.com/welding-4130.html
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We stock a very
large inventory of
4130 certified round
tubing in a variety
of sizes and wall
thicknesses. Our
large in-stock
inventory is
affordably priced
with quantity
discounts available.
Note: .058" wall
tubing will slide
over tubing .125"
smaller in diameter.
"To slip fit."
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Meets MIL-T-6736. Stocked in 17 to 24 foot random
lengths; cut pieces
available.
Inventory changes
from time to time.
Occasionally certain
sizes become
unavailable and
other sizes are
sometimes added as
new stock items.
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O.D. IN.
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WALL
THICKNESS
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I.D. IN.
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WEIGHT/FOOT (lbs)
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.250
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.035
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.180
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.0804
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.250
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.049
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.152
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.1052
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.312
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.035
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.243
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.1039
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.312
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.049
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.215
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.1382
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.312
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.065
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.182
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.1722
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.375
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.035
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.305
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.1271
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.375
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.049
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.277
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.1706
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.375
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.058
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.259
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.1964
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.375
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.065
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.245
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.2152
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.437
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.035
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.367
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.1506
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.437
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.065
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.307
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.2589
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.500
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.035
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.430
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.1738
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.500
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.049
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.402
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.2360
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.500
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.058
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.384
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.2738
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.500
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.065
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.370
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.3020
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.500
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.095
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.310
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.4109
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.500
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.120
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.260
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.4255
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.625
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.035
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.555
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.2205
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.625
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.049
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.527
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.3104
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.625
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.058
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.509
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.3512
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.625
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.065
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.495
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.3888
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.625
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.083
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.459
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.4805
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.625
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.095
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.435
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.5377
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.625
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.120
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.385
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.6472
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.625
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.156
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.312
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.7814
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.750
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.035
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.680
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.2673
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.750
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.049
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.652
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.3668
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.750
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.058
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.643
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.4287
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.750
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.065
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.620
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.4755
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.750
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.083
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.584
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.4109
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.750
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.095
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.560
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.6646
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.750
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.120
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.510
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.8074
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.750
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.156
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.437
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.9897
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.750
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.188
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.375
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1.128
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.875
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.035
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.805
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.3140
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.875
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.049
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.777
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.4323
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.875
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.058
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.759
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.5601
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.875
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.065
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.745
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.5623
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.875
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.083
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.709
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.7021
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.875
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.120
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.635
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.9676
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.875
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.156
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.562
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1.198
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.875
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.188
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.500
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1.379
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1.000
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.035
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.930
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.3607
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1.000
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.049
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.902
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.4977
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1.000
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.058
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.884
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.5835
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1.000
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.065
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.870
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.6491
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1.000
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.083
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.834
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.8129
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1.000
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.095
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.810
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.9182
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1.000
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.120
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.760
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1.128
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1.000
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.156
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.687
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1.406
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1.000
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.188
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.625
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1.630
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1.000
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.250
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.500
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2.003
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1.125
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.049
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1.027
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.5631
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1.125
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.058
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1.009
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.6609
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1.125
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.065
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.995
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.7359
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1.125
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.083
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.959
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.9237
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1.125
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.095
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.935
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1.045
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1.125
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.120
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.885
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1.288
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1.250
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.035
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1.180
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.4542
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1.250
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.049
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1.152
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.6285
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1.250
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.058
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1.134
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.7384
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1.250
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.065
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1.120
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.8226
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1.250
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.083
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1.084
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1.034
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1.250
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.095
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1.060
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1.172
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1.250
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.120
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1.010
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1.448
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1.250
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.250
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.750
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2.670
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1.375
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.058
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1.259
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.8158
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1.375
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.065
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1.245
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.9094
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1.375
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.083
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1.209
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1.145
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1.375
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.095
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1.185
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1.299
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1.375
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.120
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1.135
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1.608
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1.500
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.035
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1.430
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.5476
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1.500
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.049
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1.402
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.7593
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1.500
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.058
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1.384
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.8932
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1.500
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.065
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1.370
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.9962
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1.500
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.083
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1.334
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1.256
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1.500
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.095
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1.310
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1.426
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1.500
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.120
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1.260
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1.769
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1.500
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.188
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1.125
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2.634
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1.500
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.250
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1.000
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3.338
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1.625
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.049
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1.527
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.8248
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1.625
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.058
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1.509
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.9707
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1.625
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.065
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1.495
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1.083
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1.625
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.083
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1.459
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1.367
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1.750
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.035
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1.680
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.6411
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1.750
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.049
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1.652
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.8902
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1.750
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.065
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1.620
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1.170
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1.750
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.083
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1.584
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1.478
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1.750
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.095
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1.560
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1.679
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1.750
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.120
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1.510
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2.089
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1.750
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.188
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1.375
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3.136
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1.750
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.250
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1.250
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4.005
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2.000
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.065
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1.870
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1.343
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2.000
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.083
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1.834
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1.699
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2.000
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.095
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1.810
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1.933
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2.000
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.120
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1.760
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2.409
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2.000
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.250
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1.500
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4.673
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2.250
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.120
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2.010
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2.730
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