1.Cast iron butterfly valve castings are usually made of ductile iron, with high strength and good toughness. 2.Good abrasion and corrosion resistance ensures a stable seal in long-term use.

1.Equipped with advanced quality testing equipment, each casting is strictly tested to ensure that the quality of products meets customer requirements. 2.We are committed to providing high quality castings and unconditional returns if there is any quality problem.

1.We adopt advanced casting technology, capable of producing high-precision, complex-shaped castings to meet customers' strict requirements on product quality. 2.Equipped with advanced quality testing equipment, each casting is strictly tested to ensure that the quality of products meets customer requirements.

1.Equipped with advanced quality testing equipment, each casting is strictly tested to ensure that the quality of products meets customer requirements. 2.We are committed to providing high quality castings and unconditional returns if there is any quality problem.

1.As a pioneer in the foundry industry, we have led the industry for 26 years. 2.We adopt advanced casting technology, capable of producing high-precision, complex-shaped castings to meet customers' strict requirements on product quality.

1. According to different working conditions and media, investment casting stainless steel butterfly valve plates such as ductile iron, carbon steel, stainless steel, duplex steel, and bronze can be provided. 2. Investment casting stainless steel butterfly valve plate is suitable for hvac, fire protection, water conservancy projects, urban water supply and drainage, electricity, petroleum, chemical industry and other industries, and can be used for gas, liquid, semi-fluid, solid, powder and other media. 3. The nominal pressure range of investment casting stainless steel butterfly valve plate is 0.1MPa~2.0MPa, which can meet various industrial pressure requirements.

1. Stainless steel centrifugal pump impeller is made of 304 and 316 stainless steel, which has good corrosion resistance. 2. Stainless steel centrifugal pump impeller is easy to clean, and maintenance and repair are more convenient. 3. Stainless steel centrifugal pump impeller adopts sand mold candle, the model can be made of copper, aluminum, gypsum, etc., and the core box can be customized according to the internal shape of the casting.

1. Cast iron pump body is made of high-quality cast iron, cast steel or stainless steel to ensure long-term stable operation. 2. Strictly control each production process to ensure cast iron pump body has accurate size and solid structure. 3. Cast iron pump body is suitable for conveying corrosive media and prolongs service life.

1.Centrifugal cast iron pump impeller is made of cast iron material, which has good shaping ability and can adapt to different design and manufacturing requirements. 2.Our centrifugal cast iron pump impeller has high strength and toughness, which can meet the mechanical performance requirements of centrifuges at high speed rotation. 3.Centrifugal cast iron pump impeller is widely used in low-speed, low-pressure, low-viscosity gas and liquid transmission, such as water pumps, fans, etc.

1. Cast iron pump body can not only use stainless steel, but also high-strength materials such as cast steel and alloy steel. It is resistant to high temperature and corrosion and suitable for harsh industrial environments. 2. Cast iron pump body adopts shell casting, sand casting, investment casting and lost wax casting to make the surface smooth, without sand holes and pores. 3. Cast iron pump body has passed ISO9001:2008 and other international certifications.