api2000API 2000 – 6th Edition (Appendix A = API 5th edition) • Tank volume • Liquid flow (pump-in-out) • Pump out • Temperature change • Average storage temperature • Vapour pressure • LatitudeAPI2000 - Free download as PDF File (.pdf), Text File (.txt) or view presentation slides on. The document discusses the venting requirements for low-pressure storage tanks. It outs the causes of overpressure and vacuum in tanks,