Surface Roughness Conversion Chart. Surface roughness ot texture is the measure if the finer surface irregularities in the surface texture and is composed of three components: roughness, waviness and form.These are the result of the manufacturing process employed to create the surface.Surface roughness average (Ra), also know as arithmetric average (AA) is rated as the arithmetic average deviation of the surface valleys and peaks expressed in micro inches or micro meters.ISO standards use the term CLA (Center Line Average).hese are the result of the manufacturing process employed to create the surface. Surface roughness average (Ra), also know as arithmetric average (AA) is rated as the arithmetic average deviation of the surface valleys and peaks expressed in micro inches or micro meters.
Brock Lesnar defeated The Undertaker at WrestleMania 30, marking one of the most surprising moments in WWE history. More than 15 months later, the Deadman has returned for his rematch with the baddest man in wrestling, and itâs anyoneâs guess who will win their match at SummerSlam 2015.
7. Roman Reigns defeated Daniel Bryan. Reigns countered a Knee Plus attempt with a spear to win the match. Reigns will now officially move on to WrestleMania to face Brock Lesnar for the WWE World Heavyweight Championship. After the match, Bryan and Reigns shook hands.