TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 60000 Ton per year |
| Delivery Time | 30-35 days |
| Packaging Details | packing in wooden boxes or in hexagonal bundles |
| Product name | JIS G3445 Carbon steel tubes for machine structural purposes |
| Product Keyword | carbon steel pipe |
| Grade | STKM 11A, STKM 12A, STKM 12C, STKM 12B, STKM 13A, STKM 13B, STKM 13C |
| Application | For machinery, automobiles, bicycles, furniture, appliances |
| Secondary | Non-secondary |
| Section shape | Round |
| Brand Name | TORICH |
| Model Number | JIS G3445 |
| Certification | ISO9001; ISO14001; TSI16949 |
| Place of Origin | ZheJiang,CHINA |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 60000 Ton per year |
| Delivery Time | 30-35 days | Packaging Details | packing in wooden boxes or in hexagonal bundles |
| Product name | JIS G3445 Carbon steel tubes for machine structural purposes | Product Keyword | carbon steel pipe |
| Grade | STKM 11A, STKM 12A, STKM 12C, STKM 12B, STKM 13A, STKM 13B, STKM 13C | Application | For machinery, automobiles, bicycles, furniture, appliances |
| Secondary | Non-secondary | Section shape | Round |
| Brand Name | TORICH | Model Number | JIS G3445 |
| Certification | ISO9001; ISO14001; TSI16949 | Place of Origin | ZheJiang,CHINA |
| High Light | JIS G3445 Carbon Steel Tubes ，JIS G3445 carbon steel pipes ，STKM 11A Carbon Steel Tubes | ||
Application: For machinery, automobiles, bicycles, furniture, appliances
Technique: Cold-finished, hot-finished, ERW
Chemical composition:
| Grade | Designation | Unit % | ||||||
| C | Si | Mn | P | S | Nb or V | |||
| Grade 11 | A | STKM 11A | 0.12 max. | 0.35 max. | 0.60 max. | 0.040 max. | 0.040 max. | – |
| Grade 12 | A | STKM 12A | 0.20 max. | 0.35 max. | 0.60 max. | 0.040 max. | 0.040 max. | – |
| B | STKM 12B | |||||||
| C | STKM 12C | |||||||
| Grade 13 | A | STKM 13A | 0.25 max. | 0.35 max. | 0.30~0.90 | 0.040 max. | 0.040 max. | – |
| B | STKM 13B | |||||||
| C | STKM 13C | |||||||
| Grade 14 | A | STKM 14A | 0.30 max. | 0.35 max. | 0.30~1.00 | 0.040 max. | 0.040 max. | – |
| B | STKM 14B | |||||||
| C | STKM 14C | |||||||
| Grade 15 | A | STKM 15A | 0.25~0.35 | 0.35 max. | 0.30~1.00 | 0.040 max. | 0.040 max. | – |
| C | STKM 15C | |||||||
| Grade 16 | A | STKM 16A | 0.35~0.45 | 0.40 max. | 0.40~1.00 | 0.040 max. | 0.040 max. | – |
| C | STKM 16C | |||||||
| Grade 17 | A | STKM 17A | 0.45~0.55 | 0.40 max. | 0.40~1.00 | 0.040 max. | 0.040 max. | – |
| C | STKM 17C | |||||||
| Grade 18 | A | STKM 18A | 0.18 max. | 0.55 max. | 1.50 max. | 0.040 max. | 0.040 max. | – |
| B | STKM 18B | |||||||
| C | STKM 18C | |||||||
| Grade 19 | A | STKM 19A | 0.25 max. | 0.55 max. | 1.50 max. | 0.040 max. | 0.040 max. | – |
| C | STKM 19C | |||||||
| Grade 20 | A | STKM 20A | 0.25 max. | 0.55 max. | 1.60 max. | 0.040 max. | 0.040 max. | 0.15 max. |
Mechanical proporties:
| Designation | Tensile Strength
MPa{ksi} | Yield point or proof MPa{ksi} | Elongation % | Flattening strength Distance between flat plates (H) (D is outside dia. of the tube) | Bending strength | ||
| No. 4, | No. 4, | Bend angle | Inside radius | ||||
| No. 11 | No. 5 | (D is outside dia. of the tube) | |||||
| No. 12 | test pieces Transverse direction | ||||||
| test pieces Longitudinal direction | |||||||
| STKM11A | 290{30} min. | – | 35 min. | 30 min. | 1/2 D | 180 | 4 D |
| STKM12A | 340{35} min. | 175{18} min. | 35 min. | 30 min. | 2/3 D | 90 | 6 D |
| STKM12B | 390{40} min. | 275{28} min. | 25 min. | 20 min. | 2/3 D | 90 | 6 D |
| STKM12C | 470{48} min. | 355{36} min. | 20 min. | 15 min. | – | – | – |
| STKM13A | 370{38} min. | 215{22} min. | 30 min. | 25 min. | 2/3 D | 90 | 6 D |
| STKM13B | 440{45} min. | 305{31} min. | 20 min. | 15 min. | 3/4 D | 90 | 6 D |
| STKM13C | 510{52} min. | 380{39} min. | 15 min. | 10 min. | – | – | – |
| STKM14A | 410{42} min. | 245{25} min. | 25 min. | 20 min. | 3/4 D | 90 | 6 D |
| STKM14B | 500{51} min. | 355{36} min. | 15 min. | 10 min. | 7/8 D | 90 | 8 D |
| STKM14C | 550{56} min. | 410{42} min. | 15 min. | 10 min. | – | – | – |
| STKM15A | 470{48} min. | 275{28} min. | 22 min. | 17 min. | 3/4 D | 90 | 6 D |
| STKM15C | 580{59} min. | 430{44} min. | 12 min. | 7 min. | – | – | – |
| STKM16A | 510{52} min. | 325{33} min. | 20 min. | 15 min. | 7/8 D | 90 | 8 D |
| STKM16C | 620{63} min. | 460{47} min. | 12 min. | 7 min. | – | – | – |
| STKM17A | 550{56} min. | 345{35} min. | 20 min. | 15 min. | 7/8 D | 90 | 8 D |
| STKM17C | 650{66} min. | 480{49} min. | 10 min. | 5 min. | – | – | – |
| STKM18A | 440{45} min. | 275{28} min. | 25 min. | 20 min. | 7/8 D | 90 | 6 D |
| STKM18B | 490{50} min. | 315{32}min. | 23 min. | 18 min. | 7/8 D | 90 | 8 D |
| STKM18C | 510{52} min. | 380{39} min. | 15 min. | 10 min. | – | – | – |
| STKM19A | 490{50} min. | 315{32} min. | 23 min. | 18 min. | 7/8 D | 90 | 6 D |
| STKM19C | 550{56} min. | 410{42} min. | 15 min. | 10 min. | – | – | – |
| STKM20A | 540{55} min. | 390{40} min. | 23 min. | 18 min. | 7/8 D | 90 | 6 D |
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free samples?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
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
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International 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 ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International 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 ...
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