Seamless Automotive Steel Tubes GB / T3203 Grade G10CR2NI3MO
Basic Properties
Place of Origin:
China
Brand Name:
Torich
Certification:
ISO 9001 ISO14001
Model Number:
GB/T3203
Trading Properties
Minimum Order Quantity:
1ton
Price:
negotiable
Payment Terms:
L/C, T/T
Product Summary
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 ...
Product Details
Highlight:
low carbon steel tube
,steel mechanical tubing
Product Description
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
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