Note: 1. JIS B2239 10K, ASTM Class125, and other fange standards available upon request. 2. If used for gas application, please consult our sales ofce. 3. Design and specifcations are subject to change without prior notice. 备注 : 1. 可提供JIS B2239 10K,ASTM Class125及其他法兰连接标准的产品。 2. 如应用于气体,请联系我司确认。 3. 设计和规格如有修改,恕不另行事先通知。