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  • Users: ronaldhh
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  1. ronaldhh

    API 650 Seismic Zone for Indonesia

    Dear sdz, Trying to help you here. AFAIK, Indonesia is divided to 6 seismic zone, which very much different from API 650, from highest to lowest: Zone 1: basic seismic coeff. for firm ground = 0.13 Zone 2: basic seismic coeff. for firm ground = 0.09 Zone 3: basic seismic coeff. for firm...
  2. ronaldhh

    Practical Process Control Book

    Thank you CARF. A star for you :) Ronald HH Indonesia
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