设计标准 - ISO/DIN

额定压力 = 10 bar

蝶板衬里 = PFA

阀体衬里= PTFE

阀体材料= EN-JS 1049 / ASTM A395

面对面距离 = DIN EN 558-1, basic series 20 (ISO 5752 basic series 20) or API 609 table 2 or MSS SP-67 table 3

温度范围= -40 °C 至 +180 °C (-40 °F 至 360 °F)

证书= DIN EN 14432, PED 2014/68/EU, 德国空气洁净法 (TA-Luft)


EXPERIENCE. IDEAS. SOLUTIONS
Built on Richter’s PFA lined NK series, the NKS-T/F Butterfly Valve is designed to fit with the TE/F Bottom Valve, it can, however, also be used on top of the tank container. The sandwich-type body is equipped with PTFE and the disc is lined with PFA for maximum corrosion resistance. The single piece disc / stem is maintenance free and the selfadjusting top and bottom stem sealing warrants reliability, even with many switching cycles. 

The simple yet ingenious acentric hand lever is equipped with a locking mechanism and is designed with ultimate flexibility in mind to allow for secure and easy operation in small spaces. The NK series are known for their reliable and durable construction, while displaying high performance