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| Categories | Ductile Cast Iron | 
|---|---|
| Brand Name: | JH | 
| Model Number: | Dutile iron casting | 
| Certification: | ISO 9001: 2015 | 
| Place of Origin: | China | 
| MOQ: | 1pc | 
| Price: | 1.6usd/kg | 
| Supply Ability: | 500 tons/month | 
| Delivery Time: | 35 work days | 
| Packaging Details: | wood pallet or wood box | 
| Casting process: | Shell moling process | 
| Core type: | Coated sand core | 
| Machining: | CNC machining | 
| Material: | Ductile iron 400-18 grade | 
| Surface treatment: | Anti-rust treatment | 
| Application: | Argricultural machinery parts | 
| Surface roughness: | Ra12.5-Ra25 | 
| Machining tolerance: | ISO 2768-m | 
| Casting tolerance: | CT9-CT10 | 
Dutile iron pump shell casting with CMM inspection and pressure
test
We are professional comapny supplying ductile iron casting for our
customers. We can supplying most of ductile iron castings,
following list are the materials which we usually supplying.
| Material | Rm/MPa(min) | Rp0.2/MPa(min) | A/% (min) | GPa (min) | HBW | |
| QT350-22L | 350 | 220 | 22 | 169 | ≤160 | |
| QT350-22R | 350 | 220 | 22 | 169 | ≤160 | |
| QT350-22 | 350 | 220 | 22 | 169 | ≤160 | |
| QT400-18L | 400 | 240 | 18 | 169 | 120~175 | |
| QT400-18R | 400 | 250 | 18 | 169 | 120~175 | |
| QT400-18 | 400 | 250 | 18 | 169 | 120~175 | |
| QT400-15 | 400 | 250 | 15 | 169 | 120~180 | |
| QT450-10 | 450 | 310 | 10 | 169 | 160~210 | |
| QT500-10 | 500 | 360 | 10 | 169 | 170~230 | |
| QT500-7 | 500 | 320 | 7 | 169 | 170~230 | |
| QT550-5 | 550 | 350 | 5 | 172 | 180~250 | |
| QT600-3 | 600 | 370 | 3 | 174 | 190~270 | |
| QT700-2 | 700 | 420 | 2 | 176 | 225~305 | |
| QT800-2 | 800 | 480 | 2 | 176 | 245~335 | |
| QT900-2 | 900 | 600 | 2 | 280~360 | ||
Mechanical properties and main matrix structure of ductile iron
castings attached samples:
| Material | Casting thickness (mm) | Ra/MPa (min) | Rp0.2 /MPa (min) | A% (min) | GPa (min) | HBW | ||
| > | ≤ | |||||||
| QT350-22A | 30 | 350 | 220 | 22 | 169 | ≤160 | ||
| 30 | 60 | 330 | 210 | 18 | ||||
| 60 | 200 | 320 | 200 | 15 | ||||
| QT400-15A | 30 | 400 | 250 | 15 | 169 | 135~175 | ||
| 30 | 60 | 390 | 250 | 14 | ||||
| 60 | 200 | 370 | 240 | 11 | ||||
| QT400-18A | 30 | 400 | 250 | 18 | 169 | 135~175 | ||
| 30 | 60 | 390 | 250 | 15 | ||||
| 60 | 200 | 370 | 240 | 12 | ||||
| QT450-10A | 30 | 450 | 310 | 10 | 169 | 170~210 | ||
| 30 | 60 | 420 | 280 | 9 | ||||
| 60 | 200 | 390 | 260 | 8 | ||||
| QT500-7 | 30 | 500 | 320 | 7 | 169 | 180~220 | ||
| 30 | 60 | 450 | 300 | 7 | ||||
| 60 | 200 | 420 | 290 | 5 | ||||
| QT500-10A | 30 | 500 | 360 | 10 | 169 | 180~220 | ||
| 30 | 60 | 490 | 360 | |||||
| 60 | 200 | 470 | 350 | |||||
| QT550-5A | 30 | 550 | 350 | 5 | 172 | 190~240 | ||
| 30 | 60 | 520 | 330 | 4 | ||||
| 60 | 200 | 500 | 320 | 3 | ||||
| QT600-3A | 30 | 600 | 360 | 3 | 174 | 200~250 | ||
| 30 | 60 | 600 | 360 | 2 | ||||
| 60 | 200 | 550 | 340 | 1 | ||||
| QT700-2A | 30 | 700 | 420 | 2 | 176 | 250~300 | ||
| 30 | 60 | 700 | 400 | 2 | ||||
| 60 | 200 | 650 | 380 | 1 | ||||
| QT800-2A | 30 | 800 | 480 | 2 | 176 | 260~320 | ||
| 30 | 60 | |||||||
| 60 | 200 | |||||||
|   | 
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