STI 21597 StanHeader App scaled Sprinkler Pipe

Sprinkler Pipe


Fire protection sprinkler pipe is produced to ASTM A135/A795 to sizes NPS 2 through 8, Schedule 10 and 40.  Sprinkler pipe can also be produced to the A53 specification.   A135 sprinkler pipe is only made using the electric resistance welding (ERW) method, whereas A795 specification covers ERW and seamless methods.

STI 21597 Sprinkler ProdOverview Desat2 Sprinkler Pipe

Product Benefits

STI 21597 Sprinkler ProdOverview Full2 Sprinkler Pipe

Guaranteed Compatibility

Guaranteed compatibility with fire protection systems that use only steel pipe.


Surface finishes include black and bare coatings.

End Preparations

Can be purchased in plain end or roll grooved.

Quality Assurance

Hydrostatic testing is performed on each pipe NPS 2 and larger.  Non destructive testing is allowed in lieu of hydrostatic testing.

The Industry is Evolving. Stay Ahead.

Joining our email list ensures you’re up-to-date on important industry news, technical resources and much more.

Sign-up Now
linkedIn Path