logo

products details

Created with Pixso. Home Created with Pixso. Products Created with Pixso.
Automotive Steel Tubes
Created with Pixso.

JIS G3472 STAM290GA STAM340G Carbon Steel Automobile Welded Tube

JIS G3472 STAM290GA STAM340G Carbon Steel Automobile Welded Tube

Brand Name: Torich
Model Number: JIS G3472
MOQ: 8 tons or 5 tons
Price: negotiable
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 60000tons per year
Detail Information
Place of Origin:
China
Certification:
IS09001 ISO14001 TS16949
Material:
IS G3472 STAM290GA, STAM 290GB, STAM 340G, STAM 390G, STAM 440G, STAM 470G, STAM 500G, STAM 440H, STAM 470H, STAM 500H, STAM 540H ERW
OD:
12-127mm
Length:
12m Max
Application:
Automobile Structure Steel Tube
Packaging Details:
In bundles
Supply Ability:
60000tons per year
Highlight:

STAM290GA Automobile Welded Tube

,

STAM340G Automobile Welded Tube

,

Carbon Steel Automobile Welded Tube

Product Description

JIS G3472 STAM290GA STAM340G Carbon Steel Welded Tube for Automobile

 

Outside diameter: 15.0mm up to and including127.0mm


Wall thickness: 1.0mm up to and including 7.0mm

 

Application: Automobile structural purposes

 

Grade: JIS G3472 STAM290GA, STAM 290GB, STAM 340G, STAM 390G, STAM 440G,

STAM 470G, STAM 500G, STAM 440H, STAM 470H, STAM 500H, STAM 540H

 

JIS G3472 ERW automobile structure steel tube Chemical Composition Table:

Steel Grade Chemical Composition %
C Si Mn P S
STAM 290GA 0.12 max. 0.35 max. 0.60 max. 0.035 max. 0.035 max.
STAM 290GB
STAM 340G 0.20 max. 0.35 max. 0.60 max. 0.035 max. 0.035 max.
STAM 390G 0.25 max. 0.35 max. 0.30~0.90 0.035 max. 0.035 max.
STAM 440G 0.25 max. 0.35 max. 0.30~0.90 0.035 max. 0.035 max.
STAM 440H
STAM 470G 0.25 max. 0.35 max. 0.30~0.90 0.035 max. 0.035 max.
STAM 470H
STAM 500G 0.30 max. 0.35 max. 0.30~1.00 0.035 max. 0.035 max.
STAM 500H
STAM 540H 0.30 max. 0.35 max. 0.30~1.00 0.035 max. 0.035 max.

 

JIS G3472 ERW automobile structure steel tube Mechanical Properties Table:

Grade Designation Tensile strength kgf/? Yield Strength
kgf/?
Elongation (1)% No.1 test piece No.2 Test piece Flaring test (2)
Size of flared bell portion (D: outside diameter of tube)
{N/?} {N/?} Longitudinal direction
Grade G STAM 290GA 30 min. 18 min. 40 min. 1.25 D
{294} min. {177} min.
STAM 290GB 30 min. 18 min. 35 min. 1.20 D
{294} min. {177} min.
STAM 340G 35 min. 20 min. 35 min. 1.20 D
{343} min. {196} min.
STAM 390G 40 min. 24 min. 30 min. 1.20 D
{392} min. {235} min.
STAM 440G 45 min. 31 min. 25 min. 1.15 D
{441} min. {304} min.
STAM 470G 48 min. 33 min. 22 min. 1.15 D
{471} min. {324} min.
STAM 500G 51 min. 36 min. 18 min. 1.15 D
{500} min. {353} min.
Grade H STAM 440H 45 min. 36 min. 20 min. 1.15 D
{441} min. {353} min.
STAM 470H 48 min. 42 min. 18 min. 1.10 D
{471} min. {412} min.
STAM 500H 51 min. 44 min. 16 min. 1.10 D
{500} min. {431} min.
STAM 540H 55 min. 49 min. 13 min. 1.05 D
{539} min. {481} min.

 

 

JIS G3472 steel tube Dimension Table:

Specified outside dia. Specified wall thickness (mm)
(mm) 1 1.2 1.6 2 2.3 2.6 2.8 2.9 3.2 3.4 3.5 4 4.5 5 6
15.9 - 0.435 0.564 0.686 - - - - - - - - - - -
17.3 - - - 0.755 0.851 - - - - - - - - - -
19.1 0.446 0.53 0.69 0.843 0.953 - - - - - - - - - -
22.2 0.523 0.621 0.813 0.996 1.13 - - - - - - - - - -
25.4 - 0.716 0.939 1.15 - 1.5 - 1.61 - - - - - - -
28.6 - 0.811 1.07 1.31 - 1.67 - - - - - - - - -
31.8 0.76 0.906 1.19 1.47 1.67 - - - 2.26 - - - - - -
34 - - 1.28 - 1.8 - - - 2.43 - - 2.97 - - -
35 - 1 1.32 1.63 - - 2.22 2.32 - - - - - - -
38.1 0.915 1.09 1.44 1.78 2.03 - - - - - - - - - -
42.7 - 1.23 1.62 2.01 2.29 2.57 - - 3.12 - 3.38 - - 4.65 -
45 1.08 1.3 1.71 2.12 2.42 2.71 - 3.01 3.3 - - - 4.49 4.93 5.77
47.6 - 1.37 1.81 - 2.57 - - 3.2 - - - - - - -
48.6 - 1.4 1.85 2.3 2.63 - - 3.27 3.58 - - - 4.89 5.38 6.3
50.8 - 1.47 1.94 2.41 2.75 3.08 3.31 3.43 - 3.97 4.08 4.63 - - 6.63
54 - 1.56 2.07 - 2.93 3.29 3.54 3.65 - 4.24 4.36 4.95 - - -
57 - - 2.19 - 3.1 3.48 3.74 3.87 4.25 4.49 4.62 - - - -
60.5 - - 2.32 - 3.3 3.71 - 4.12 4.52 - - 5.59 - - -
63.5 - - 2.44 - - 3.9 - - - - - - - - -
65 - - 2.5 - - - - - 4.88 - 5.31 - - - -
68.9 - - 2.66 - 3.78 - - - - - - - - - -
70 - - 2.7 - - - - - 5.27 - 5.74 - - - -
75 - - 2.9 - 4.12 4.63 - 5.16 5.67 -          

 

JIS G3472 STAM290GA STAM340G Carbon Steel Automobile Welded Tube 0JIS G3472 STAM290GA STAM340G Carbon Steel Automobile Welded Tube 1