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JIS G3454 specification covers different grades (STPG370 and STPG410) carbon steel pipes for pressure service at an approximate maximum temperature of 350℃. Continue reading to learn more.
Grades: JIS G3454 STPG370 / JIS G3454 STPG410
OD: 1/4-36 inch (13.7 - 914.4mm)
Wall Thickness: 1.0-30mm
Length: 1-12m or according to customers' requirements.
Technique: Hot Rolled, Cold drawn
JIS G3454 Carbon Steel Pipe Applications:
JIS G3454 carbon steel pipes are generally used for pressure service, high pressure service and high temperature platforms. The carbon steel pipe is also used in:
- boiler
- electricity
- mechanical
- gas tank
- chemical industry
- marine engineering
- petroleum engineering
- etc.
JIS G3454 Carbon Steel Pipe Chemical Composition:
|
Steel Grade |
C |
Si |
Mn |
p |
S |
|
STPG 370 |
0.25 max. |
0.35 max. |
0.30 to 0.90 |
0.040 max. |
0.040 max. |
|
STPG410 |
0.30 max. |
0.35 max. |
0.30 to 1.00 |
0.040 max. |
0.040 max. |
JIS G3454 Carbon Steel Pipe Mechanical Properties:
|
Steel Grade |
Tensile strength |
Yield point or proof stress |
Elongation % |
|||
|
kgf/mm2 (N/mm2} |
kgf/mm2 (N/mm2} |
Longitudinal |
Transverse |
Longitudinal |
Transverse |
|
|
STPG 370 |
38 {373}min |
22{216} min |
30 min |
25 min |
23 min |
28 min |
|
STPG 410 |
42(412}min |
25(245} min |
25 min |
20 min |
19 min |
24 min |
JIS G3454 Carbon Steel Pipe Test and Inspection:
- Division
- ChemicalAnalysis
- Tensile Test
- Flattening Test
- Bending Test
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