TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, T/T |
| Delivery Time | 60-90days |
| Packaging Details | In export packaging |
| Brand Name | Torich |
| Model Number | GB/T3203 |
| Certification | ISO 9001 ISO14001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Delivery Time | 60-90days |
| Packaging Details | In export packaging | Brand Name | Torich |
| Model Number | GB/T3203 | Certification | ISO 9001 ISO14001 |
| Place of Origin | China | ||
| High Light | low carbon steel tube ，steel mechanical tubing | ||
Seamless Automotive Steel Tubes GB / T3203 Grade G10CR2NI3MO
Carburizing steel for bearing
Length :3-6m
Deliver condition:Hot rolling and Forged steel---hot rolling, forged ,annealing
Cold rolling ---Annealing ,tempering
| Item | Grade | Chemical compositions | ||||||||
| C | Si | Mn | Cr | Ni | Mo | Cu | P | S | ||
| ≤ | ||||||||||
| 1 | G20CrMo | 0.17-0.23 | 0.20-0.35 | 0.65-0.95 | 0.35-0.65 | - | 0.08-0.15 | 0.25 | 0.03 | 0.03 |
| 2 | G20CrNiMo | 0.17-0.23 | 0.15-0.40 | 0.60-0.90 | 0.35-0.65 | 0.40-0.70 | 0.15-0.30 | 0.25 | 0.03 | 0.03 |
| 3 | G20CrNi2Mo | 0.17-0.23 | 0.15-0.40 | 0.40-0.70 | 0.35-0.65 | 1.6-2.00 | 0.20-0.30 | 0.25 | 0.03 | 0.03 |
| 4 | G20Cr2Ni4 | 0.17-0.23 | 0.15-0.40 | 0.30-0.60 | 1.25-1.75 | 3.25-3.75 | - | 0.25 | 0.03 | 0.03 |
| 5 | G10Cr2Ni3Mo | 0.08-0.13 | 0.15-0.40 | 0.40-0.70 | 1.00-1.40 | 3.00-3.50 | 0.08-0.15 | 0.25 | 0.03 | 0.03 |
| 6 | G20Cr2Mn2Mo | 0.17-0.23 | 0.15-0.40 | 1.30-1.60 | 1.70-2.00 | Max0.30 | 0.20-0.30 | 0.25 | 0.03 | 0.03 |
| Mechanical properties | |||||
| Item | Grade | Tensile strength Mpa | Elongation % | Shrinkage % | Impact value J |
| 1 | G20CrNiMo | 1176 | 9 | 45 | 8 |
| 2 | G20CrNi2Mo | 980 | 13 | 45 | 8 |
| 3 | G20Cr2Ni4 | 1176 | 10 | 45 | 8 |
| 4 | G10Cr2Ni3Mo | 1078 | 9 | 45 | 8 |
| 5 | G20Cr2Mn2Mo | 1274 | 9 | 40 | 7 |
| Hardenability | |||
| Grade | Heat treatment | Hardness HRC | |
| Distance from the end,mm | |||
| 1.5 | 9 | ||
| G20CrNiMo | 920-950℃,60min,Normailized 900±20℃,15-30min,water | 40-48 | 23-38 |
| G20CrNi2Mo | 920±20℃,60min,Normailized 900±20℃,15-30min,water | 41-48 | ≥30 |
Remark :Hardness of steel with annealing condition :G20Cr2Ni4(A)≤241,thers are ≤229.
| Dimension and tolerance /mm | |||||||
| OD | Tolerance | OD | Tolerance | OD | Tolerance | OD | Tolerance |
| 8 | 0.6 | 23 | 0.7 | 38 | 0.9 | 75 | 1.2 |
| 10 | 24 | 40 | 80 | ||||
| 11 | 25 | 42 | 85 | 1.8 | |||
| 12 | 26 | 43 | 90 | ||||
| 13 | 27 | 44 | 95 | ||||
| 14 | 28 | 45 | 100 | ||||
| 15 | 29 | 46 | 105 | ||||
| 16 | 30 | 48 | 110 | ||||
| 17 | 32 | 0.9 | 50 | 115 | |||
| 18 | 33 | 52 | 1.2 | 120 | 2.5 | ||
| 19 | 34 | 55 | 125 | ||||
| 20 | 35 | 60 | 130 | ||||
| 21 | 0.7 | 36 | 65 | 140 | |||
| 22 | 37 | 70 | 150 | ||||
Application :
Auto motive
construction.transfer.agricultural machinery.
Agricultural machinery
Renewable energy sources
Steel equipments
Medical apparatus and instruments
Flying head machine
Railway vehicle
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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