泵的数据表里面出现的 Pump casing design pressure? 1.pump casing design pressure must handle maximum developed pressure at maximum suction pressure and maximum density. 泵壳设计压力应能处理在最大入口压力和最大密度下的最大压力 2. manufacturer to provide complete liquid seal buffer system per api plan 52 or equivalent. the buffer oil shall be a low viscosity ( 10 cp) white mineral oil that is suitable for direct contact food processing and packaging. the buffer oil must be free of additives, especially oxygenated compounds. suggested suppliers are crompton (kaydol, witco 40, hydrobrite series), shell (ondina series) 和exxon (marcol series). 供货商应根据api 52或同等标准提供完整的液体密封缓冲系统。缓冲油应是低粘度( 10 cp) 白矿物油适于直接与食品加工和包装接触。(这里翻译成符合食品级标准可能更符合表达习惯)缓冲油应不含添加剂,尤其是氧化物。建议供应商为crompton (kaydol, witco 40, hydrobrite series), shell (ondina series) 和exxon (marcol series).查看更多