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Categories：Steel Bars
Model No.:30CrNiMo16-6
Round: Dia 3mm-1500mm (Cold drawn / Hot rolled / Forged).
Square/Flat: Th 4-120mm x W 4-610mm (Cold drawn / Hot rolled).
Block: Th 100-1500mm x W 100-1600mm (Forged).
Plate: Th 5-400mm x W 1000-2300mm (Hot rolled).
Surface: Smooth, Peeled, Turned, Grinded, Polished, Milling, Black…
30NiCrMo16-6 Steel for Quenching and Tempering 1.6747 35NCD16
Application
30NiCrMo16 steel exhibit very good hardenability, impact resistance, load, deformation, wear and tensions resistances. Used for heavy-duty parts of engines, devices and machines, aviation and aerospace industries, used in the production of crankshafts, gears, shafts, bolts, heat-treated gears and piston rods, etc.
Quality Standard
-DIN EN 10083-3 Steel for quenching and tempering alloy steels.
Steel Grades
EN DIN ANFOR
30NiCrMo16-6 1.6747 35NCD16
Chemical Composition(%)
| C | Si | Mn | P | S | Cr | Mo | Ni |
| 0.26-0.33 | 0.40 max | 0.50-0.80 | 0.025 max | 0.025 max | 1.20-1.50 | 0.30-0.60 | 3.30-4.30 |
Mechanical Properties
| Heat treatment | Diameter (mm) | Tensile Strength Rm (Mpa) | Yield Strength Rp0.2 (Mpa) | Elongation % in 2″ (%) | Reduction Of Area (%) | Impact Test (J) |
| Q+T | 16 max | 1080-1230 | 880 min | 10 min | 45 min | / |
| Q+T | 16-40 | 1080-1230 | 880 min | 10 min | 45 min | 35 min |
| Q+T | 40-100 | 1080-1230 | 880 min | 10 min | 45 min | 35 min |
| Q+T | 100-160 | 900-1050 | 790 min | 11 min | 50 min | 35 min |
| Q+T | 160-250 | 900-1050 | 880 min | 11 min | 50 min | 35 min |
Heat treatment
| Process | Temperature |
| Normalizing annealing | 850 – 880℃ |
| Softening annealing | 650 – 700℃ |
| Hardening | 865 – 885℃ |
| Tempering | 550 – 650℃ |
| Hardness in softened state | 269 HB max |
Capacity
1,500 ton per month.
Test
Chemical analysis, Mechnical analysis, Ultrasonic testing, Metallographic, Surface quality and dimension report.
Package
Each bundle of max 3,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips.
Mill’s Test Certificate
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
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