Valve casting foundry? Dandong Dawang Steel Castings Co., Ltd was established in 1998. We currently have 3 steel casting foundries, covering a total area of 120,000m2. Our steel casting processes include investment casting (lost wax casting), sand casting, and shell mold casting. We also have our own high-quality machining center and painting workshop, so we can supply finished steel casting parts for our clients. We hold certifications, such as ISO9001, ISO14001, OHSAS18001, IATF16949, PED, AD2000, and DNV/GL.
Casting capacity depends on the performance of steel casting manufacturers and the number of steel casting foundry the company has. Any excellent steel casting company usually has more than one steel casting foundry, and the more steel casting foundry it has, the more casting capacity it has. As one of the famous steel casting manufacturers, we have 3 steel casting foundries in China, and our current annual capacity is 18,000 tons. Our steel casting foundries in China provide outstanding casting service for various kinds of steel: Carbon steel, stainless steel, alloy steel, etc. Steel casting manufacturers that can deal with different kinds of materials, such as stainless steel, and alloy steel, are typically more flexible with clients’ needs. Discover additional info on steel casting foundries in china.
Each process of our production is executed in strict accordance with the Standard Operation Procedure (SOP). The main stainless steel investment casting process is as the following: Pouring simulation, Mold development, Raw material inspection, Wax pattern, Shell preparation, Metal pouring, Cleaning and Heat treatment, Inspection, Warehouse packaging, and Shipping. Seeking affordable stainless steel investment casting manufacturers? Do not hesitate to contact us.
The workshop has 4 automatic production lines, able to produce 1800 sets of shells. We use hygrothermograph, aerometer, and PH to monitor humidity, temperature, and concentration of liquor aluminum chloride. 4 sets of 500KG furnaces are in production, and 3 sets of 500KG spare furnaces are ready when capacity increases. The operators conduct rigorous tests to fulfill material requirements. Read more info on stainless steel castings manufacturer.
Design and produce molds according to the requirements of the drawings. Generally, wood molds can be used for single-piece production, plastic molds and metal molds are made for mass production, and templates can be made for mass castings. Our mold is mainly made of aluminum. All blank dimensions are checked using a CMM. We have rockwell hardness machine, dynamic balance instrument, roundness meter, etc. The company’s quality department has certified employees to do UT, PT, MT testing.
EEach of our valve casting process is executed in strict accordance with the Standard Operation Procedure (SOP). The main process of valve body casting manufacturing is as the following: Pouring simulation, Mold development, Raw material inspection, Wax pattern, Shell preparation, Metal pouring, Cleaning and Heat treatment, Inspection, Warehouse packaging, and Shipping. Each of our valve casting process is executed in strict accordance with the Standard Operation Procedure (SOP). The main process of valve body casting is as the following: Pouring simulation, Mold development, Raw material inspection, Modeling (Core-Making), Melting, Metal pouring, Cleaning and Heat treatment, Inspection, Warehouse packaging, and Shipping When it comes the types of tests that can be done on the valve body casting, it mainly involves the following aspects: Air tightness test, salt spray test, hardness, MT, UT, PT, and RT. Through the tests stated above, the quality of valve body casting can be guaranteed. See additional info at https://dawangcasting.com/valve-casting/.