The dimensions are small, lightweight, and compact, making installation and removal easy! [Custom orders available]
We would like to introduce the butterfly valves handled by Astam Co., Ltd. We offer a wide range of products, including the "centered rubber seat butterfly valve," which can accommodate various flange standards, as well as the "double eccentric butterfly valve" and "triple eccentric butterfly valve," designed in accordance with API594 and ASME B16.34. If you are looking for butterfly valves, please feel free to leave it to us. 【Product Lineup】 ■ Centered rubber seat butterfly valve ■ Double eccentric butterfly valve ■ Triple eccentric butterfly valve ■ Double eccentric rubber seat butterfly valve *For more details, please refer to the PDF materials or feel free to contact us.
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basic information
【Center Type Rubber Sheet Butterfly Valve Features】 ■ Maximum nominal diameter: 1800mm *Double Flange Type (VF-737) ■ Various sheets available, including FKM for high-temperature applications ■ No restrictions on flow direction ■ Compatible with vacuum lines, etc. *Special adaptations available ■ Manual valves (lever, gear) and automatic valves (electric, pneumatic) can be accommodated ■ Compatible with various flange standards ■ Various marine certifications obtained *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Our company manufactures and sells high-performance dual plate check valves (non-return valves) that prevent chattering and water hammer, as well as various types of butterfly valves, as a specialized manufacturer of non-return valves. We provide non-return valves and butterfly valves that can withstand harsh conditions requiring high pressure durability and precision, used in thermal power plants, nuclear power plants, petrochemical plants, food factories, steelworks, building facilities, ships, compressors, refrigeration units, blowers, and various other equipment. Our products can accommodate special materials such as duplex stainless steel, Hastelloy, and titanium, as well as large diameters, and specifications ranging from low pressure to high pressure, and from ultra-low temperatures to high temperatures. Additionally, we can comply with various regulations such as the High-Pressure Gas Safety Act, Refrigeration Safety Regulations, and Class NK.
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![[Case Study] Fundamental Measures Against Water Hammer](https://image.mono.ipros.com/public/product/image/6b7/2000194241/IPROS757819252144228471.jpg?w=280&h=280)
