10 Years Manufacturer Iron Alloy Precision Alloy 1J79 Alloy4 for Pakistan Factories
We thinks what customers think, the urgency of urgency to act in the interests of a customer position of principle, allowing for better quality, lower processing costs, prices are more reasonable, won the new and old customers the support and affirmation for 10 Years Manufacturer Iron Alloy Precision Alloy 1J79 Alloy4 for Pakistan Factories, Looking to the future, a long way to go, constantly striving to become the all staff with full enthusiasm, one hundred times the confidence and put our company built a beautiful environment, advanced products, quality first-class modern enterprise and work hard!
HY J79 Material grades and equivalents
1J79 / AISI/ASTM Alloy4
HY J79 Chemical composition
|
Grade |
C |
P |
S |
Mn |
Ni |
Si |
Mo |
Cu |
Fe |
||||
|
≤ |
|||||||||||||
| HY J79 |
0.03 |
0.02 |
0.02 |
0.6-1.1 |
78.5-80.5 |
0.3-0.5 |
3.8-4.1 |
≤0.20 |
Rest |
||||
HY J79 Alloy Mechanical properties in the room temperature
|
Grade |
Shape |
Magnetic properties |
|||
|
Initial permeabilityμO |
Maximum permeabilityμm |
Hc |
Saturation induction density BS |
||
|
HY J79 |
Cold rolling strips |
≥31 |
≥250 |
≤1.2 |
0.75 |
|
Rod wire |
≥25 |
≥3125 |
≤2.4 |
0.75 |
|
HY J79 Characteristic as below
HY J79 has a high initial permeability, to work in a weak magnetic field of various transformers, transformers, magnetic amplifiers, choke coil core and magnetic shielding.
| Regular shape for all kinds of alloys | |||
| Form | Specification | Supply Form | Others |
| Sheet | Thickness：0.40-4.75mm，General Width：1000、1219、1500mm | Whole Coil or piece of it | Cold Annealed，Surface 2B、2E |
| Plate | Thickness：4.76-60mm，Width：1500、2000、2500mm，Length：3000、6000、8000、8500mm（Under 10mm plate can be coiled） | Whole Coil or piece of it | Single hot rolling，Solid solution annealed state，Surface 1D |
| Belt | Thickness：0.10-3.0mm，Width：50-500mm | Whole Coil or Specified size | Cold Annealed，Surface 2B、2E |
| Bar & Rod | Rolled barΦ5-45mm，Length≤1500mm | Polished Bar（circle、Square） | Solution annealing,descaling |
| Forged barΦ26-245mm，Length≤4000mm | |||
| Weld tube | Outer diameterΦ4.76-135mm，Wall Thickness0.25-4.00mm，Length：≤35000 mm | Base on your requirement | |
| Seamless Tube | Outer diameterΦ3-114mm，Wall Thickness0.2-4.5mm | Base on your requirement | |
| Wire | Outer diameterΦ0.1-13mm | Base on your requirement | Ni & Ni alloy, Ti & Ti alloy |
| Forged piece | discs,rings,squares,blocks,slabs | Base on your requirement | Steel, Alloy |
| Flangs | All kinds of Flangs | Base on your requirement | Steel, Alloy |
| Welding Material | Coil wire Φ0.025mm-1.6mm | Base on your requirement | Certificate of Origin：America, Sweden, Britain, Germany, Austria, Italy, France. |
| Straight WireΦ1.6mm-4.0mm | |||
| Welding rodΦ1.2mm-4.0mm | |||
| Tube | Elbow, three links, four links, different diameter size | Base on your requirement | Ni & Ni alloy, Ti & Ti alloy |
| Explosive bonded laminate | Raw Sheet Thickness≥2mm | Base on your requirement | Ni & Ni alloy, Ti & Ti alloy |
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Ponoka Chrysler
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