HELP!! Stainless Steel Pipe, Threaded Joints & Leaks
Apr 13, 2007 · This means filled with metal or ceramic particles. Teflon tape can be stripped off while screwing the joint together and, being an unfilled polymer, will expand and contract more than the steel. This will lead to leaks. RE: HELP!! Stainless Steel Pipe, Threaded Joints & Leaks. EdStainless (Materials) 24 Apr 07 14:25.
Leaking Threaded Stainless - Pipelines, Piping and Fluid Mechanics ...
May 10, 2006 · Stainless is easier to "gall" than carbon steel, hence people don't pull stainless steel fittings up to the same extent during tightening. A tighter joint is less reliant on the thread sealant to prevent leakage. Then there's the quality of the 150# cast stainless steel threaded fittings on the market. Most of the ones on the local market here ...
High Temperature Stainless Steel Thread Sealant 1 - Eng-Tips
Oct 11, 2005 · High-Temperature/Pressure Pipe Thread Sealant Use in high-temperature applications for close-fitting threaded joints on 2" diameter and smaller carbon steel and stainless steel pipe. Sealant is made of graphite with a petroleum-based carrier. It's heat and corrosion resistant and can also be used as a bolt lubricant.
When did Threaded Pipe become Evil? - Eng-Tips
Mar 7, 2013 · Latexman: compared to working with carbon steel pipe and MI fittings, there's lots to hate about threading stainless. Socket welding is easier for the fitters- but then you need the welder, and a saw any time you need changes made. But the problems with threaded stainless go away if you do the work properly.
Stainless and carbon steel fittings being used together 1 - Eng-Tips
Sep 11, 2013 · However, a lot of the piping simply needs to be carbon steel. What I have now is an amalgamation of carbon pipe, a stainless reactor, and a mix of stainless and carbon threaded fittings (mostly bushings and valves). For the purposes of this pilot plant, this will be fine, though it …
Mating Carbon Steel Pipe Flanges to Stainless Steel Pipe Flanges ...
Aug 8, 2014 · I have a 3" pipe spool with a carbon steel WN RF CL150 flange (ASTM A105) and it needs to be bolted to a mating CL150 flange made of stainless steel (ASTM A182). Are there any practices that I should be aware of, to prevent galvanic corrosion, when bolting the two dissimilar flanges together...
Nitrogen Stainless Steel Piping - Eng-Tips
Feb 24, 2009 · Refrigeration is a reasonable guess. If this is associated with air separation; or if there is significant pressure letdown perhaps the system could go below -20 degree F. Another reason for using a stainless steel headers could relate to purity such as an analyzer application. Unotec (Chemical) 24 Feb 09 13:47.
Hot Oil Piping, method or sealant. - Pipelines, Piping and Fluid ...
Jan 13, 2006 · 5,504. CA. As has already been recommended, use X-pando. It's a cementitious expanding pipe thread sealant, very effective for hot oil. If there's a trick to using it successfully, it's this: don't over-tighten the assembly. Leave enough sealant in the joint so that it has a chance to expand and seal.
What is Schedule 10s pipe? - Pipelines, Piping and Fluid Mechanics ...
Jul 7, 2003 · 9,819. US. The "s" stands for stainless steel. It usually limited to 12" Sch 80. You will see larger sizes in 5s an 10s listed. The spec used to be ANSI B36.19. The is sometimes a little confusion as there is STD weight pipe C/S pipe that is mistakenly called 40S. 0. Oct 29, 2003.
Roof Penetration detail through Metal Roof - Civil ... - Eng-Tips
Sep 12, 2010 · Utilizing a stainless steel draw band at the top of the flashing to further secure it will ensure that the flashing never inverts itself, and will typically add about 5 years of life to the assembly. The part has an integral aluminum compression ring laminated to the rubber base, which should be sealed to the roof panel using butyl copolymer tape.