Refidus provide contract manufacturing investment casting service for pipe fittings, such as huff section, elbow, quick joint, tee.
Investment casting is a precision casting technology, which casts complex net shape and smooth surface components.
Our investment casting tolerance is according to Germany investment casting tolerance standard VDG Merkblad P69 D1 level. Surface roughness is Ra3.2.
Besides the basic casting process, we also provide various surface treatment and deep machining service.
| Product standards | ISO4144 |
| Production process | Silica sol investment casting |
| Process standards | ASTM A351 |
| Deep Processing | CNC lathe |
| Medium | Air, steam, kerosene, water, oil and other fluids |
| Material | Stainless Steel AISI 304/316/304L/316L, WCB |
| Specifications | 1/8″—6″ |
| Thread standard | ISO7/1(BSP/DIN2999) NPT(B1.20.1) |
| Working pressure | 150LBS |
| Working temperature | -20℃ to +220℃ |
| Inspection standard | ISO7-2、ISO4990、ISO4991 |
| Packing method | Plastic bag, carton, plywood, according to the customers’ requirement |
| Delivery | Transport by Sea/Air/Express |
Investment casting technology
