Torich International Limited
| Packaging Details | IN BUNDLES |
| Delivery Time | 30-60DAYS |
| Payment Terms | T/T L/C |
| Supply Ability | 50000 TONS PER YEAR |
| Place of Origin | China |
| Brand Name | Torich |
| Certification | IS09001 ISO14001 TS16949 |
| Model Number | JIS G 3445 |
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Product Specification
| Packaging Details | IN BUNDLES | Delivery Time | 30-60DAYS |
| Payment Terms | T/T L/C | Supply Ability | 50000 TONS PER YEAR |
| Place of Origin | China | Brand Name | Torich |
| Certification | IS09001 ISO14001 TS16949 | Model Number | JIS G 3445 |
JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance
Product Name:Carbon steel tubes for machine structural purposes
Appilication: Machine Auto competent Furniture Bicycle Mechanical parts Mechanical Elements machine elements
1.Grade
STKM 11A
STKM 12 (ABC)
STKM 13(ABC)
STKM 14(ABC)
STKM 15(AC) etc
Standard JIS G3445
2.OD:4-60mm,Wall thickness:0.5-7mm
3.Characteristic:The tubes are high precision in tolerance
4.Kindly advise heat treatment requirement if any.
HR CW SR A N HF
HR:hot rolled CW:cold worked SR:stress relieved A:annealed N:normalized HF: hot formed.
5.STKM 15A Chemical composition % max:
C:0.25-0.35 S:0.35 Mn:0.30-1.00 P:0.04 S:0.04
Mechanical properties:min
Tensile strength 470Mpa Yield Strength:275 Mpa Elongation:22%
Use in Cross member,Frame side member,Axle tube,Valve locker shaft, Steering system, Extract tension tube
|
Tolerances on OD |
|
|
Division |
Tolerance on OD |
|
No.1 |
under 50mm ±0.5mm |
|
No.2 |
under 50mm ±0.25mm |
|
No.3 |
under 25mm ±0.12mm |
Note:1. For hot finished seamless steel tube, the outside diameter tolerance No.1 shall be applied.
2.The tolerance on outside diameter of quenched and tempered tubes shall be as agreed upon by the purchaser and manufacturer.
|
Tolerances on WT |
|
|
Division |
Tolerance on WT |
|
No.1 |
under 4mm +0.6mm -0.5mm |
|
No.2 |
under 3mm ±0.3mm |
|
No.3 |
under 2mm ±0.15mm |
Note: For the fiished seamless steel tubes the tolerances No.1 shall be applied.
The tolerances on the tube length shall be in the range of 0to+50mm.However,when tolerances outside this range are especially required,agreement shall be made between the purchaser and manufacturer.
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller
Year Established:
2008
Total Annual:
15000000-20000000
Employee Number:
100~200
Ecer Certification：
Site Member
Torich Interational Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes，DO... Torich Interational Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes，DO...
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