JIS G3472 Carbon steel kav rau cov qauv tsheb yog siv rau rotor ncej, kua kab, tsav shafts, steering iav, lub rooj zaum siv tensioners, thiab airbag generator tes tsho.
JIS G3472 ERW Tube Specification:
Qib: STAM 290GB, STAM 390G, STAM 440G, STAM 470G
OD: 15 9-101.6mm
WT: 1.0-6 {2}}mm
Ntev: 3000 - 9000mm
JIS G3472 ERW tsheb qauv steel raj Chemical Composition Table:
|
Qib |
Tshuaj muaj pes tsawg leeg % |
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|
C |
Si |
Mn |
P |
S | |
|
TSAM 290GA |
0.12 max. |
0.35 max. |
0.60 max. |
0.035 max. |
0.035 max. |
|
STAM 290 GB |
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|
TSAM 340G |
0.20 max. |
0.35 max. |
0.60 max. |
0.035 max. |
0.035 max. |
|
TSAM 390 G |
0.25 max. |
0.35 max. |
0.30~0.90 |
0.035 max. |
0.035 max. |
|
TSAM 440G |
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|
TSAM 440H |
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|
TSAM 470 G |
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|
TSAM 470H |
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|
TSAM 500 G |
0.30 max. |
0.35 max. |
0.30~1.00 |
0.035 max. |
0.035 max. |
|
TSAM 500H |
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|
TSAM 540H |
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JIS G3472 ERW tsheb qauv steel raj Mechanical Properties Table:
|
Qib |
Lub npe |
Tensile zog (MPa) |
Yield zog |
Elongation (1)% |
Flaring xeem(2) |
| No.11 Test piece No.12 Test piece |
Qhov loj ntawm qhov flared tswb feem (D: OD) |
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| Longitudinal kev taw qhia | |||||
|
Qib G |
TSAM 290GA |
290 nqi. |
175 feeb. |
40 feeb. |
1.25 D |
|
STAM 290 GB |
290 nqi. | 175 feeb. | 35 feeb. | 1.20 D | |
|
TSAM 340G |
340 min. |
195 feeb. |
35 feeb. |
1.20 D | |
|
TSAM 390 G |
390 nqi. |
235 nqi. |
30 feeb. |
1.20 D | |
|
TSAM 440G |
440 min. |
305 nqi. |
25 feeb. |
1.15 D | |
|
TSAM 470 G |
470 nqi. | 325 min. | 22 feeb. | 1.15 D | |
|
TSAM 500 G |
500 min. |
355 nqi. |
18 feeb. |
1.15 D | |
| Qib H |
TSAM 440H |
440 min. |
355 nqi. |
20 feeb. |
1.15 D |
|
TSAM 470H |
470 nqi. |
410 min. |
18 feeb. |
1.10 D | |
|
TSAM 500H |
500 min. | 430 min. | 16 feeb. | 1.10 D | |
|
TSAM 540H |
540 nqi. |
480 min. |
13 feeb. |
1.05 D |
