Global economic slowdown affecting oil and gas patch.

Industry veteran elevated to president of plumbing, PVF-U.S. divisions.

Aluminum results mixed.

Connecticut-based distributor enters full-service pressure relief valve testing and repair market.

Industrial PVF companies trending slightly higher.

Collins will continue to own and operate its eight other locations.

Industrial PVF distributor's sales up 3%.

Member distributors report 6.7% sales increase.

Houston-based industrial PVF distributor embraces past, present and future.