TORICH INTERNATIONAL LIMITED
| Delivery Time | 35-60 days |
| Packaging Details | Oil protection in bundles or in carton boxes or wooden boxes |
| Material | Carbon steel |
| Steel grade | STC 370，STC 440 STC 510 A STC 510 B STC 540 STC 590 A STC 590B |
| Standard | JIS G 3473 |
| Shape | Round |
| Application | For Cylinder Barrels |
| Relevant standard | KS D 3618 ASTM A519 BS 5242/1 5242/3 1717 DIN 2391 |
| Supply Ability | 50000tons annual |
| Brand Name | TORICH |
| Model Number | JIS G 3473 |
| Certification | ISO 9001 ISO14001 TS 16949 DNV CCS |
| Place of Origin | China |
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Product Specification
| Delivery Time | 35-60 days | Packaging Details | Oil protection in bundles or in carton boxes or wooden boxes |
| Material | Carbon steel | Steel grade | STC 370，STC 440 STC 510 A STC 510 B STC 540 STC 590 A STC 590B |
| Standard | JIS G 3473 | Shape | Round |
| Application | For Cylinder Barrels | Relevant standard | KS D 3618 ASTM A519 BS 5242/1 5242/3 1717 DIN 2391 |
| Supply Ability | 50000tons annual | Brand Name | TORICH |
| Model Number | JIS G 3473 | Certification | ISO 9001 ISO14001 TS 16949 DNV CCS |
| Place of Origin | China | ||
| High Light | honed hydraulic cylinder tube ，hydraulic cylinder pipe | ||
JIS G 3473 is the production standard Torich follow to manufacture Hydraulic Cylinder Carbon Steel Tubes for Cylinder Barrels
JIS G 3473 Carbon Steel Tubes for Cylinder Barrels
Standard JIS G 3473
Hydraulic Cylinder Carbon Steel Tubes Application : for Cylinder Barrels
Hydraulic Cylinder Carbon Steel Tubes Size Range:
ID 5-420mm WT0.5-50mm L max 12000mm
| CHEMICAL COMPOSITION % max | ||||||
| Steel grade | C | Si | Mn | P | S | Nb or V |
| STC 370 | 0.25 | 0.35 | 0.30-0.90 | 0.04 | 0.04 | - |
| STC 440 | 0.25 | 0.35 | 0.30-0.90 | 0.04 | 0.04 | - |
| STC 510 A | 0.25 | 0.35 | 0.30-0.90 | 0.04 | 0.04 | - |
| STC 510 B | 0.18 | 0.55 | 1.5 | 0.04 | 0.04 | - |
| STC 540 | 0.25 | 0.55 | 1.6 | 0.04 | 0.04 | 0.15 max |
| STC 590 A | 0.25 | 0.35 | 0.30-0.90 | 0.04 | 0.04 | - |
| STC 590 B | 0.25 | 0.35 | 1.5 | 0.04 | 0.04 | - |
| Remark: STC 550 Nb in combination with V may be added. In this case the maximum value of Nb+V shall be 0.15% | ||||||
| MECHANICAL PROPERTIES min | |||
| Steel grade | Tensile strength Mpa | Yeild point or proof stress Mpa | Elongation % |
| STC 370 | 370 | 251 | 30 |
| STC 440 | 440 | 305 | 10 |
| STC 510 A | 510 | 380 | 10 |
| STC 510 B | 510 | 380 | 15 |
| STC 540 | 540 | 390 | 20 |
| STC 590 A | 590 | 490 | 10 |
| STC 590 B | 590 | 490 | 15 |
| category | Tolerance on Wall thickness |
| Hot-finished seamless steel tube | ±12.5% however the minimum value is 0.5mm |
| Cold-finished seamless steel tube | ±10% however the minimum value is 0.3mm |
| Cole finished electric resistance welded steel tube | ±8% however the minimum value is 0.15mm |
| Processes of manufacture and heat treatment | |||
| Designation of grade | Process of manufacture | Heat treatment | Application |
| STC 370 | Hot finishing seamless | As manufactured | Cutting |
| STC 440 | Cold finishing electric resistance welding | As cold drawn or stress relieving | Honing |
| STC 510 A | Cold finishing seamless | As cold drawn or stress relieving | Cutting and honing |
|
| Cold finishing electric resistance welding | As cold drawn or stress relieving | Honing |
| STC 510 B | Cold finishing seamless | Stress relieving | Cutting and honing |
|
| Cold finishing electric resistance welding | Stress relieving | Honing |
| STC 540 | Hot finishing seamless | As manufactured | Cutting |
| STC 590 A | Cold finishing seamless | As cold drawn or stress relieving | Cutting and honing |
| STC 590 B | Cold finishing seamless | Stress relieving | Cutting and honing |
Hydraulic Cylinder Carbon Steel Tubes in production site:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat... Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat...
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