Dongying Haihe Machinery Co., Ltd is a professional manufacturer of investment castings, lost wax castings or precision castings. And both of sodium silicate and silica sol process had been adopted. We mainly produce stainless steel castings, carbon steel casting and alloy casting, Iron, copper and aluminium casting parts. We have both metallurgical engineer, quality control technician Staffs and spectrometer chemical analysis machine, three-dimensional dimension inspection machine and 8 pieces CNC and machining center to ensure good quality.
Our products include kinds of flanges, valves, marine hardware, construction hardware, house hardware, automobile part, motorcycle part, hinge, devices for hydraulic press and for oil extraction, cross fitting, golf head and so on. We will produce the products according to your drawing.
Sending you our company's introduction and product catalogue. Hoping you will be interested in our products.
I am looking forward to your early reply with much interest.
Our company is one of the nine important ancient cities in China. It is crossed Founded in 1948, Shandong You Valve Factory is one of the key enterprises and self-operated import and export enterprise It was granted ISO9001 certificate in 1997 by DNV and CE certificate in 2002 by European communities.
Our company is mainly produces iron(ductile iron and grey iron ) and stainless steel gate valve, stop valve, check valve, butterfly valve, Globe valves, filter, etc, using American API, AWWA, MSS, British BS, Japanese JIS, German DIN standards (nominal pressure 125Lb to 600Lb; Inside nominal diameter 2" to 80"). Besides, the factory designs and produces non-standard valve products as well, according to market demand.
