I have dropped below the link for download of software for marine and cargo surveyor
1. Convert For Windows by Josh Madison (freeware)
Convert is a free and easy to use unit conversion program that will convert the most popular units of distance, temperature, volume, time, speed, mass, power, density, pressure, energy and many others, including the ability to create custom conversions.
Download available at http://jfmstatic.net/convert.zip
4. ASTM Tables Program by Goldware (freeware)
API Specific Gravity and Density Converter, Weight Correction Factor (WCF), Gross Standar Volume (GSV) Conversion Factors and Russian Calculation by Captain Ioannis Filippou.
Download available at http://sevensurveyor.com/x2323l/dlall/ASTMTablesProgram.rar
5. Petroleum Calculations Program by Donald R. Huckabee (freeware/shareware)
A petroleum calculation Program. It is shareware and may be distributed freely. Table associated in program are ASTM 5A & B, 53A & B, 6A & B, 54A & B. Also Temperature conversion, Gravity Conversion, Gauging, Addictive and Calculator.
Download available at http://sevensurveyor.com/x2323l/dlall/WPetrol.rar
7. 7s-OilCal-T6.T54 by Seven Surveyor (trial software) – Password : 123456
A Petroleum calculation program. For shipboard survey with calculation and ullage report based on Astm Table 6 and Table 54.
Download available at http://www.box.com/s/t4q8rk70vc3yqdulqajq
8. 7s-OilCal-T6B by Seven Surveyor (trial software) – Password : 123456
A Petroleum calculation program. For shipboard survey with calculation and ullage report based on Astm Table 6B .
Download available at http://www.box.com/s/02d7b18fell8jai6sh17
Just leaving your comment if any broken links.