TORICH is an enterprise that has been producing precision steel pipes and steel pipe processing for over 20 years, with a factory area of approximately 20000 square meters
| Sign In | Join Free | My chinacomputerparts.com |
|
| Categories | Heat Exchanger Steel Tube |
|---|---|
| Brand Name: | TORICH |
| Model Number: | JIS G3455 |
| Certification: | ISO8001 ISO14001 TS16949 |
| Place of Origin: | Zhejiang/China |
| MOQ: | 1 Ton |
| Price: | Negotiable |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability: | 60000 Ton/Tons per Year |
| Delivery Time: | 20-40days |
| Packaging Details: | In bundles or in wooden boxes. |
| Transportation: | Ocean,Air |
| Usage: | Boiler tube |
| Alloy Or Not: | Is Alloy |
| Grade Group: | JIS G3455 |
| End Treatment: | Cutting, Facing, Beveling, Chamfering |
| Surface Treatment: | Pickling, Polishing, Brushing, etc. |
| Thickness: | 0.8mm To 100mm |
| Keywords: | Seamless pipe for heat exchanger tube |
| Size: | Customizable |
| Delivery Condition: | +N, +NBK,+C,+LC,+BK,+A |
| Length: | Customizable |
| Ends: | Plain Ends, Beveled Ends, Threaded Ends |
| Packing: | In bundles or in wooden boxes |
| Material: | Steel |
| Company Info. |
| TORICH INTERNATIONAL LIMITED |
| Verified Supplier |
| View Contact Details |
| Product List |

JIS G3455 specifies seamless carbon steel pipes designed for high-pressure service at temperatures up to approximately 350 °C. These pipes are manufactured from killed steel using seamless processes, available in hot-finished or cold-finished forms.
Temperature limit: up to ~350 °C.
Outer diameter (OD): from ~10.5 mm (nominal 6A / 1/8B) up to ~660 mm, with many sources citing 15 mm to 600 mm.
Wall thickness (WT): commonly from ~1 mm up to 50 mm; some suppliers indicate 2 mm–14 mm.
Length: up to about 16 000 mm.
Grades: STS 370, STS 410, STS 480, and STS 510.
| Grade | C (max) | Si | Mn | P (max) | S (max) |
|---|---|---|---|---|---|
| STS 370 | 0.25% | 0.10–0.35% | 0.30–1.10% | 0.035% | 0.035% |
| STS 410 | 0.30% | 0.10–0.35% | 0.30–1.40% | 0.035% | 0.035% |
| STS 480 | 0.33% | 0.10–0.35% | 0.30–1.50% | 0.035% | 0.035% |
| STS 510 | — | (similarly limited) | — | — | — |
| Grade | Tensile ≥ (MPa) | Yield ≥ (MPa) | Elongation ≥ (%) |
|---|---|---|---|
| STS 370 | 370 | 216 | 30 |
| STS 410 | 410–412 | 245 | 25 |
| STS 480 | 480 | 275 | 25 |
| STS 510 | 481 | 275 | 25 |
High-pressure capabilities with excellent tensile and yield strength.
Temperature resistance certified to ~350 °C.
Available in versatile manufacturing forms and end finishes.
Rigorous quality control through straightness, surface finish, and performance testing (flattening, bending, hydrostatic or nondestructive tests).
JIS G3455 (Japan)—defines complete technical requirements.
Equivalent international standards: ASTM A106 / ASME SA106, DIN 17175, EN 10216-2, GB 5310, API 5L.
General Sectors: Boilers, pressure vessels, high-pressure piping in petrochemical,
chemical, power generation, refinery, mechanical systems,
shipbuilding, offshore, and construction.
Specific Uses: Boiler and superheater tubes in power plants, high-pressure steam
and fluid pipelines in refineries, hydraulic components, and
structural pressure conduits.





A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
|