TORICH INTERNATIONAL LIMITED
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, |
| Supply Ability | 6000ton |
| Delivery Time | 30-45 days |
| Packaging Details | In bundles with seaworthy packing |
| Product name | Auto Exhaust Welded Steel Tube |
| Standard | JIS G3445 |
| Material | STKM11A STKM13A |
| Type | Welded |
| Terms Of Trade | FOB or CIF |
| Brand | TORICH |
| Transportation | Ocean, air |
| Certificate | ISO9001, TS16949 |
| End protector | Plain |
| MTC | En10204.3.2B |
| Brand Name | TORICH |
| Model Number | JIS G3445 |
| Certification | SO9001:2008 ，TS16949 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, | Supply Ability | 6000ton |
| Delivery Time | 30-45 days | Packaging Details | In bundles with seaworthy packing |
| Product name | Auto Exhaust Welded Steel Tube | Standard | JIS G3445 |
| Material | STKM11A STKM13A | Type | Welded |
| Terms Of Trade | FOB or CIF | Brand | TORICH |
| Transportation | Ocean, air | Certificate | ISO9001, TS16949 |
| End protector | Plain | MTC | En10204.3.2B |
| Brand Name | TORICH | Model Number | JIS G3445 |
| Certification | SO9001:2008 ，TS16949 | Place of Origin | China |
| High Light | low carbon steel pipe ，steel mechanical tubing | ||
JIS G3445 STKM11A STKM13A ERW Welded Carbon Steel Tube For Auto Exhaust System
Size Range:
OD: 5.0-200mm
WT:0.5-20mm
Length: max 7000mm
Manufacture:
Tubes are made by welded process.
Welded tubing shall be made from flat-rolled steel by the electric-resistance welding or electric-fusion welding process.
Delivery Condition:
HR: hot rolled
CW: cold rolled
SR: stress relieved
A: annealed
N: normalized
Steel Grade/Steel Material:
| Chemical Composition unit:% max | ||||||||
| Grade | Symbol of grade | C | Si | Mn | P | S | Nb or V | |
| 11 | A | STKM11A | 0.12 | 0.35 | 0.60 | 0.040 | 0.040 | - |
| 12 | A | STKM12A | 0.20 | 0.35 | 0.60 | 0.040 | 0.040 | - |
| B | STKM12B | |||||||
| C | STKM12C | |||||||
| 13 | A | STKM13A | 0.25 | 0.35 | 0.30-0.90 | 0.040 | 0.040 | - |
| B | STKM13B | |||||||
| C | STKM13C | |||||||
| 14 | A | STKM14A | 0.30 | 0.35 | 0.30-1.00 | 0.040 | 0.040 | - |
| B | STKM14B | |||||||
| C | STKM14C | |||||||
| 15 | A | STKM15A | 0.25-0.35 | 0.35 | 0.30-1.00 | 0.040 | 0.040 | - |
| C | STKM15C | |||||||
| 16 | A | STKM16A | 0.35-0.45 | 0.40 | 0.40-1.00 | 0.040 | 0.040 | - |
| C | STKM16C | |||||||
| 17 | A | STKM17A | 0.45-0.55 | 0.40 | 0.40-1.00 | 0.040 | 0.040 | - |
| C | STKM17C | |||||||
| 18 | A | STKM18A | 0.18 | 0.55 | 1.50 | 0.040 | 0.040 | - |
| B | STKM18B | |||||||
| C | STKM18C | |||||||
| 19 | A | STKM19A | 0.25 | 0.55 | 1.50 | 0.040 | 0.040 | - |
| C | STKM19C | |||||||
| 20 | A | STKM20A | 0.25 | 0.55 | 1.60 | 0.040 | 0.040 | 0.15 |
| Remarks: 1. For the tubes of Grade 15 made by electric resistance welded, the lower limit of C may be altered by agreement between the purchaser and the manufacturer. 2. For the tubes of Grade 20, Nb in combination with V may be added. In the case, the maximum content of Nb + V shall be 0.15%. 3. If necessary, alloying elements other than those in the above table may be added. | ||||||||
Mechanical Properties
| Mechanical Properties min | |||||
| Grade | Symbol of grade | Tensile strength N/mm2 | Yield point or proof strength N/mm2 | Elongation % | |
| 11 | A | STKM11A | 290 | - | 35 |
| 12 | A | STKM12A | 340 | 175 | 35 |
| B | STKM12B | 390 | 275 | 25 | |
| C | STKM12C | 470 | 355 | 20 | |
| 13 | A | STKM13A | 370 | 215 | 30 |
| B | STKM13B | 440 | 305 | 20 | |
| C | STKM13C | 510 | 380 | 15 | |
| 14 | A | STKM14A | 410 | 245 | 25 |
| B | STKM14B | 500 | 355 | 15 | |
| C | STKM14C | 550 | 410 | 15 | |
| 15 | A | STKM15A | 470 | 275 | 22 |
| C | STKM15C | 580 | 430 | 12 | |
| 16 | A | STKM16A | 510 | 325 | 20 |
| C | STKM16C | 620 | 460 | 12 | |
| 17 | A | STKM17A | 550 | 345 | 20 |
| C | STKM17C | 650 | 480 | 10 | |
| 18 | A | STKM18A | 440 | 275 | 25 |
| B | STKM18B | 490 | 315 | 23 | |
| C | STKM18C | 510 | 380 | 15 | |
| 19 | A | STKM19A | 490 | 315 | 23 |
| C | STKM19C | 550 | 410 | 15 | |
| 20 | A | STKM20A | 540 | 390 | 23 |
| Remarks: 2. 1 N/mm2 = 1MPa | |||||
Packing: in bundles, in wooden boxes.
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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