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Centrifugal Pump 304 Stainless Steel Open Impeller Investment Casting Pump Impeller
Mainly Material | stainless steel, carbon steel, steel, aluminium, brass, bronze, copper |
Process | investment casting, lost wax casting, silica sol casting. water glass casting, die casting |
Casting tolerance | CT4-CT6 (GB/T 6414),CT7-CT9 (GB/T 6414) |
Standard | AISI, ANSI, ASTM, JIS, GB, ISO, DIN |
Certificate | TS16949,SGS, ISO, or as your requirement to do test by the third party |
Machining | tapping, milling, grinding, drilling, cnc machining |
Tolerance | +/-0.02mm or as drawing requirement |
Surface treatment | polishing,mirror polishing, electrogalvanizing, sandblasting, shot blasting |
Heat treatment | quchenging and tempering, annealing, normalizing |