Product Name: ASTM A351 CF3M Lug Butterfly Valve
Standard: API 609
Size: 2 Inch, DN50, 50 mm
Pressure Rating: Class 600 LB, PN100
Body Material: ASTM A351 CF3M
Disc Material: ASTM A351 CF3M
Stem Material: ASTM A182 F316
Seat Material: EPDM
Connection Type: Lug Type
Operation Mode: Lever Operated
Source: https://www.landee.cn/astm-a351-cf3m-butterfly-valve-api-609-2-inch-600-lb-lug.html