JIS G3455 Seamless Carbon Steel Tube Pipes for High-Pressure Service
Applications for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
Size range: O.D.:5-420mm W.T.:0.5-50mm L: according to customer's requirement (Max12m)
Designation of Grade and Symbol of Manufacturing Methods
| Designation of Grade | Manufacturing Method |
| Pipe Manufacturing Method | Finishing Method | Designation |
| STS370 STS410 STS480 | Seamless: S | Hot-finished: H Cold-finished: C | Marketing of Symbol Denoting the Manufacturing Method shall be in accordance with 12b |
Heat Treatment for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
| Designation of Grade | Hot-finished Seamless Steel Pipe | Cold-finished Seamless Steel Pipe |
| STS370 STS410 | As manufactured. However, low temperature annealing or normalizing may be applied, as necessary. | Low temperature annealed or normalized |
| STS480 | Low temperature annealed or normalized |
Chemical Composition for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
| Designation of Grade | C | Si | Mn | P | S |
| STS370 | 0.25 max. | 0.10 to 0.35 | 0.30 to 1.10 | 0.035 max. | 0.035 max. |
| STS410 | 0.30 max. | 0.10 to 0.35 | 0.30 to 1.40 | 0.035 max. | 0.035 max. |
| STS480 | 0.33 max. | 0.10 to 0.35 | 0.30 to 1.50 | 0.035 max. | 0.035 max. |
| Other alloy elements than given in this table may be added as required |
Test for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
Chemical analysis
Mechanical test
Tensile test
Flattening test
Bend test
Hydraulic test or nondestructive test
Quality Control for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking
Production Pictures for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
Production Process of JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
Package for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
1) Bundle
2) In Bulk
3) Bags
4) As Clients' Requirements
Production Workshop for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
Fully Stocked GB/T 3087-2008 Seamless Steel Tubes For Low And MediumPressure
FAQ for JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube
What is your Payment Term?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation
Who are your customers?
1.Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc
How long will you react on our requirement?
1.Your requirement would be treated within 24 hours on weekdays.
Quotations would be sent upon technical details confirmed by customer!
Any more questions about your doubts, please feel free to send us your emails or call!
JIS G3455 Seamless Carbon Steel Tube Pipes for High-Presure Service
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JIS G3455 Seamless Carbon Oiled Surface Precision Steel Tube for High Pressure Service Images
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