Due to the double sealing system the ball valve AF90D of the Zurich-based Technology is FDA and FireSafe-approved. The two-piece flange ball valve is intended to the installation between flanges according to DIN EN1092-1. It is available in antistatic version according to standard with full passage. AF90D has smooth sealing strips of Bl-form and tight closing according to DIN EN 12266-1: 2003, Pll and P12 (leakage rate A).
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机译：由于采用双密封系统，苏黎世技术公司的球阀AF90D已获得FDA和FireSafe认证。两件式法兰球阀用于根据DIN EN1092-1在法兰之间安装。根据标准，该产品可提供防静电版本，并可以通过。根据DIN EN 12266-1：2003，Pll和P12（泄漏率A），AF90D具有平滑的Bl型密封条和紧密密封条。
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