18khg 16mncr5 20crmnti 20mncr5 Gear Steel Round Bars
Laiwu Xincheng Metal Co., Ltd.- Type：Alloy Steel Bar
- Standard：AISI, ASTM, GB, JIS, DIN, BS
- Technique：Hot Rolled
- Application：Structural Steel Bar, Tool Steel Bar, Die Steel Bar
- Surface Treatment：Hot Rolled Black Surface
- Alloy：Alloy
Base Info
- Model NO.：18KHG 16MnCr5 20CrMnTi 20MnCr5
- Special Use：Mold Steel, Cold Heading Steel, Gear Steel
- Grades：18khg,20crmnti, 16mncr5,20mncr5
- Condition：Hot Rolled
- Transport Package：by Bundles
- Specification：18mm to 150mm
- Trademark：Laiwu Xincheng
- Origin：China
- HS Code：72283090
- Production Capacity：3000tons,Month
Description
2.Steel 20CrMnTi (GB ) and its European equivalent 20MnCr5 (1.7147)20MnCr5 (1.7147)
3.20CrMnTi steel properties
| Tensile | Yield | Bulk modulus | Shear modulus | Poisson's ratio | Thermal conductivity | |
| MPa | Mpa | Gpa | Gpa | W/mK | ||
| 520 | 415 Min | 140 | 80 | 0.27-0.30 | 46.6 |
4.20CrMnTi Steel Applications
valve bodies, pumps and fittings, the high load of wheel, bolts, double-headed bolts, gears, internal combustion engine. Electric locomotives, machine tools, tractors, steel rolling equipment, boring machine, railway vehicle, and mining machinery transmission shaft on the steel ball, roller and shaft sleeves5.Quality control for 20CrMnTi hot rolled steel :
1.Processing Line:
Iron - hot metal pretreatment - Converter - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
Electric Furnace - Refining --VD / RH- - Continuous Casting - Hot Rolling (KOCKS) - heat --UT Check - Processing and Distribution Center
2.Gas content level:O2 - <20 ppm H2 - <2 ppm N2- <100 ppm
3.Grain Sizes:5-8
4. non-metallic inclusions contorlling level
| A | B | C | D | |
| MAX | MAX | MAX | MAX | |
| Thin | 2 | 2 | 2 | 2 |
| Thick | 1 | 1 | 1 | 1 |
