Bonnet of Valve made of 1.4401 Stainless steel precision casting fabricated by PED certificated foundry.
Quick Detail:
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Valve bonnet for marine and oil fluid control industry;
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Casting type: lost wax method;
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Material: AISI 316, UNS S31600, BSEN 1.4401,DIN X5CrNiMo17-12-2;
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Weight: 2.053kg;
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Heat number tracing system;
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Inspection services including tensile test, impact test, X ray test, Dye test, ultrasonic inspection, magnetic particle inspection, and material properties testing.
Description:
Winnington is specializing in lost wax investment castings of stainless steel, carbon steel etc. She has 300 staffs and is equipped with a large scale of foundry/CNC machining equipments, and advanced inspecting instruments for Chemical & Physical Analysis, and to assure dimensional precision. Winnington was certificated with ISO9001:2008 & PED/AD2000 by TUV.
Material that Winnington poured:
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Stainless steel: 300 Austenitic, 400 series Hardenable, Duplex etc
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Carbon steel: 10XX series, 11XX series etc
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Alloy Steel
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Tool steel
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Nickle based alloy
Investment Casting Process:
First, a wax injection machine creates a wax pattern through a wax die. Patterns are then assembled onto a sprue/runner system which carries the pattern through the remainder of the process. Next, successive layers of ceramic and stucco are applied to form a hard shell. The molds are then heated to remove wax inside and placed into a sand bed. From there, molten metal is poured into the hollow mold.
Finally, the ceramic shell is broken off and the castings are cut away, heat treated and perfected to meet customer specifications. This method ensures each part meets the products' dimensional tolerances.
Applications:
PUMPS
VALVES
FOOD EQUIPMENT
HEAVY MACHINERY
MILITARY EQUIPMENT
TOOLS
ROBOTICS
TEXTILE EQUIPMENT
CHEMICAL EQUIPMENT
PLASTICS MACHINERY
TRANSPORTATION
AUTOMOTIVE MANUFACTURING
MEDICAL EQUIPMENT
ENERGY SYSTEMS
ELECTRICAL
PULP AND PAPER MACHINERY
RAILROAD EQUIPMENT
AND MORE.
Specifications:
Maximum Cast Size
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500*500*350mm
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Casting weights
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20g~80kg
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Standards
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ASTM,JIS,DIN,BS,MIL
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Wall thickness
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1.5-2mm Min
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Casting process type
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Silica sol lost wax casting
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Machining
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CNC machining, CNC lathe
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Tolerances
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Raw casting material according to VDG P690. Can achieve tighter tolerance by CNC machining.
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NDT service
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Dye inspection, X ray inspection, ultrasonic inspection etc
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Surface finish service
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Pickled,passivated, zinc plating, black phosphating ,vibration polishing, electro polishing, satin polishing, hand polishing
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Competitive Advantage:
Winnington Casting Is Serving You With …
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Cast engineering materials including low and high steels, stainless steels, tool steels, nickel based alloys.
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Lost wax tooling design and manufacturing, from simple single cavity to multi-cavity and semi or fully automated tools.
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Lost wax investment castings from 10g to 80kg in weight.
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Full CNC machining services.
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NDT testing capabilities.
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Full metals testing capabilities including chemical analysis, mechanical testing, metallography,and corrosion testing.
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Full range of heat treatment processing including annealing, solution annealing, normalizing, quench and temper hardening, nitriding, vacuum processing, and age hardening.
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Consultation services to assist with metallurgical issues.
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Full range of surface treatments available including passivation, plating, painting, and polishing.
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In-house surface perfections include shot blast, sand blast, and glass beading.