JIS G3455 High Pressure Carbon Steel Pipe
- JIS G3455
- China
- Stock
- STS 370 ,STS 410 ,STS 480
JIS G3455 Carbon Steel Pipe used for high pressure service at an approximate maximum temperature of 350℃.
JIS G3455 High Pressure Carbon Steel Pipe
JIS G3455 High Pressure Carbon Steel Pipes
Standard:JIS G3455
JIS G3455 Carbon Steel Pipe used for high pressure service at an approximate maximum temperature of 350℃.
Steel Grade: STS 370 ,STS 410 ,STS 480
JIS G3455 High Pressure Carbon Steel Pipes Quick Details
Type：Seamless Steel Pipe.
Material：STS 370 ,STS 410 ,STS 480
Outside Diameter：5mm-219mm
Wall thickness：0.5mm——21mm
Length：6M or specified length as required.
Ends：Plain End、Beveled End、Treaded
Additional Info
Payment Terms：T / T, LC
Surface：Tubes will be varnished (Outside only) to prevent rust.
Marking：Standard + Steel Grade + Size + Heat No + Lot No
Package：According To Per Customers' Require
Delivery time：Tubes will be completed within 30 days, and urgent delivery time can be discussed.
Method of Manufacture
JIS G3455 High Pressure Carbon Steel Pipes shall be manufactured from killed steel by the seamless process
Steel pipe production process:
Hot-finished seamless steel pipe, Cold-finished seamless steel pipe
Steel pipe production process:
Hot-finished seamless steel pipe, Cold-finished seamless steel pipe
Heat treatment
| Letter symbol of grade | Hot-finished seamless steel pipe | Cold-finished seamless steel pipe |
| STS 370 |
As manufactured. However, low temperature annealing of normalizing
may be applied, as necessary.
|
Low temperature annealed of normalized |
| STS 410 | ||
| STS 480 | Low temperature annealed of normalized | |
Chemical Composition
| Grade | Chemical Composition % | ||||
| C | Si | Mn | P | S | |
| STS 370 | 0.25 max. | 0.10~0.35 | 0.30~1.10 | 0.035 max. | 0.035 max. |
| STS 410 | 0.30 max. | 0.10~0.35 | 0.30~1.40 | 0.035 max. | 0.035 max. |
| STS 480 | 0.33 max. | 0.10~0.35 | 0.30~1.50 | 0.035 max. | 0.035 max. |
Mechanical Properties
| Letter symbol of grade | Mechanical Properties | |||||
| Tensile strength | Yield strength | Elongation % | ||||
| kgf/m㎡ {N/ m㎡} | kgf/m㎡ {N/ m㎡} | No.11 and No.12 test pieces | No. 5 test pieces | No. 4 test piece | ||
| Longitudinal | Transverse | Longitudinal | Transverse | |||
| STS370 | 38 {373}min | 22{216} min | 30 min | 25 min | 23 min | 28 min |
| STS 410 | 42{412}min | 25{245} min | 25 min | 20 min | 19 min | 24 min |
| STS 480 | 49{481} min. | 28{275} min. | 25 min. | 20 min. | 17 min. | 22 min. |
Tolerances on Outside Diameter, Wall Thickness and Wall Thickness Deviation
| Division | Tolerances on outside diameter | Tolerances on wall thickness |
Tolerances on wall thickness deviation
|
|
Hot-finished seamless steel pipe
|
50mm Under 【0.5mm |
≤4mm Under
+0.6mm
-0.5mm
≤4mm or over
+15%
-12.5%
|
Within 20% of wall thickness
|
|
50mm or over 200mm to and excl.
【1.6mm
|
|||
| 200mm of over 【0.8% | |||
|
For the pipe 350mm of over, the tolerances on outside diameter may be determined by the
measurement of the length of circumference. shall be 【0.5%.
|
|||
|
Cold-finished seamless steel pipe
|
40mm Under【0.3mm |
≤2mm Under
【0.2mm
|
- |
Test
Chemical analysis
Tensile Test
Flattening Test
Bending Test
Hydrostatic Test of Nondestructive Examination
Report
We, as a rule, submit to the purchaser the report carrying the test results, method of manufacture, ordered dimensions, quantity and work lot number traceable to the manufacturing conditions, etc.
Product key description, this is a very good product description, detailing our product use, product characteristics