
ISO Certified Customized Silica Sol Lost Wax Cast 42CrMo4 Investment Casting Valve Housing. ISO & IATF Certifications: Certified ISO 9001:2000 and IATF 16949 for quality assurance. Customized Investment Casting: ODM/OEM service available for customized parts based on 2D/3D drawings. Wide Material Selection: Available in Carbon Steel, Alloy Steel, Stainless Steel, and more. High Precision Tolerance: Machining tolerance up to +/-0.01mm with advanced inspection equipment. Comprehensive Surface Treatment: Options include Heat Treatment, Zinc Coating, Polishing, and Shot Peening. Flexible Order Quantity: Flexible PO quantity to meet various customer demands. Multiple Shipping Methods: Sea, train for mass orders; DHL, FedEx, UPS for samples. Extensive Industry Experience: Over 10 years of experience with more than 20 patents.