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Stainless Steel Investment Casting Supplier – Leesh Holdings delivers high-precision custom components using advanced lost wax casting technology. We specialize in producing complex, high precision and net shape casting parts for mining, food processing, medical, aerospace…… with strict adherence to ASTM/DIN/AU/GB standards.
Precision Investment Casting Techniques
Our stainless steel investment casting supplier process integrates silica sol and water glass methods to achieve superior surface finishes (Ra 1.6–3.2μm) and tight dimensional tolerances CT5-CT7. CNC-machined prototypes ensure accuracy before full-scale production.
Material & Quality Assurance
As a trusted stainless steel investment casting supplier, we work with 304/316/316L alloys and duplex grades, backed by Material Test Reports (MTR). All castings undergo 100% dimensional inspection and X-ray testing.
Custom Solutions & Applications
From few grams to dozens kgs, our foundry supports low-MOQ orders with rapid prototyping via 3D-printed wax patterns. Ideal for food-grade sanitary parts or industrial machinery components requiring exceptional durability. Contact us for CAD-based quoting and on-time global shipping.
Stainless Steel Investment Casting Supplier – Casting Material
| Material Type | ISO Standard | ASTM Standard | European Standard (EN) | Australian Standard (AS) |
|---|---|---|---|---|
| Austenitic Stainless Steel (304 Type) | ISO 17162:2016 GC X5CrNi18-10 |
ASTM A351 CF8 / CF3 (304L) |
EN 10283:2019 G-X5CrNi18-9 / G-X2CrNi19-11 |
AS 2074:2003 H5A / H5B / H5C |
| Austenitic Stainless Steel (316 Type) | ISO 17162:2016 GC X5CrNiMo17-12-2 |
ASTM A351 CF8M / CF3M (316L) |
EN 10283:2019 G-X5CrNiMo18-10 / G-X2CrNiMo19-11-2 |
AS 2074:2003 H6A / H6B / H6C / H6D / H6E |
| Duplex Stainless Steel | ISO 17162:2016 GC X2CrNiMoN22-5-3 |
ASTM A995 4A / 5A (CD3MN) |
EN 10283:2019 G-X2CrNiMoN22-5-3 |
AS 2074:2003 Grade 5A / 5B (Duplex) |
| High-Temperature Austenitic | ISO 17162:2016 GC X12CrNi25-21 |
ASTM A297 Grade HK-40 |
EN 10296-2:2005 X12CrNi25-21 |
AS 2074:2003 H10 Series |
| Cast Martensitic Stainless | ISO 17162:2016 GC X20Cr13 |
ASTM A743/A744 CA6NM |
EN 10283:2019 G-X20Cr14 |
AS 2074:2003 Grade 4A / 4B |
| High-Chromium Iron-Based | ISO 17162:2016 GC X30CrMoNi15-2 |
ASTM A743 CE30 |
EN 10283:2019 G-X30CrMoNi15-2 |
AS 2074:2003 H4 Series (28% Cr) |
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