Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  • Users: rpeng
  • Content: Threads
  • Order by date
  1. rpeng

    Wood Piling to Continuous Footing Connection

    I am building a two story coastal home on timber 8x8 pilings. The blow count was inconsistent, between 6 and 20. A local engineer recommended using an extended concrete footing (width of 12", depth of 16" between the pilings with (4) x #5 rebar passing through the pilings. I have read on this...
  2. rpeng

    High Sodium Sulfate Pilot Test with Various Materials

    We are being asked to perform a 3 month pilot test to treat process water with 15% sodium sulfate, pH around 6, temperature around 95-110 deg F. The only equipment we have (to meet the deadline) has epoxy-coated, 1/4" plate, carbon-steel tanks, with 304L nozzles (flanged and threaded). There...
  3. rpeng

    SS Coating to be Applied in the Field

    I am looking to apply a coating/protectang on a 304L SS tank that is used to hold oily water in a 0-2% saline solution. There is some pitting present on the plate and welds after about 3 years usage. The temperature is approximately 10-30 deg C with atmospheric pressure and a pH between 6 and...
  4. rpeng

    Sealing metal before painting

    I am trying to determine the proper way to seal carbon steel members that are joined by intermittent welds. The steel is cold-rolled ASTM A36 and the final product is epoxy coated with a chemical resistant tank lining (2 coats no primer, 5-6 mils DFT). The final product will be used in an...

Part and Inventory Search

Back
Top