Product Details:
Payment & Shipping Terms:
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| STANDARD: | JIS | SHAPE: | ROUND |
|---|---|---|---|
| CERTIFICATE: | PED, ISO9001, ISO14001 | PLACE OF ORIGIN: | JIANGSU, CHINA |
| SECONDARY OR NOT: | BRAND NEW | SURFACE: | BARE, OIL, VARNISH, BLACK |
| APPLICATION: | PRESSURE SERVICE, BOILER |
1/8 - 26 Inch Seamless Carbon Steel High Pressure Steel Tube Wall Thickness
Specifications:
Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling
Ends: BE/PE, ends caps
Marking: as per requirement
Size:(mm) OD: 10.5~660.4mm (1/8~26 inch)
As per standard or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length
Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement
CHEMICAL COMPOSITION (%):
|
Grade |
Chemical Composition |
||||
|
C |
Si |
Mn |
P |
S |
|
|
STPG 370 |
≤0.25 |
≤0.35 |
0.30～0.90 |
≤0.040 |
≤0.040 |
|
STS 370 |
≤0.25 |
0.10~0.35 |
0.30~1.10 |
≤0.035 |
≤0.035 |
|
STPT 370 |
≤0.25 |
0.10~0.35 |
0.30～0.90 |
≤0.035 |
≤0.035 |
MECHNICAL PROPERTIES (Minimum Values) :
|
Grade |
Tensile Strength (MPa) |
Yield Strength(MPa) |
Elongation(%) |
|
STPG 370 |
≥370 |
≥215 |
≥30 |
|
STS 370 |
≥370 |
≥215 |
≥30 |
|
STPT 370 |
≥370 |
≥215 |
≥25 |
INSPECTION AND TEST:
CHEMICAL COMPOSTION TEST. MECHANICAL PROPERTIES TEST(tensile strength, yield strength, elongation, flaring, flattening, hardness, etc). SURFACE AND DIMENSION CHECK. NON-DESTRUCTIVE TEST(eddy current test/ultrasonic test), HYDRAULIC TEST.
Description:
JIS G 3454 used for pressure service. JIS G 3455 used for high pressure service. Both mainly used for pressure equipment, boiler, superheater, preheating tubes, etc.
Top quality products
Applications:
Mainly used for pressure equipments, boiler, superheater, preheating tubes, etc.
Competitive Advantage:
Always put quality on first consideration makes us keep our qulity stable and good. Always put customer’s benefit before ours makes our good service and gain us good reputation.
Advanced equipments. Sincere , truth and careful attitude on communication and production.
