ATTENTION CODE MATERIAL ONLY SA/A106 Grade B – Standard Service Pipe Structural, Non-Code – (used for Pressure Project Only) SA/A333 Grade 6 – Low Temp Pipe SA 350 Grade LF2 Flanges – Low Temp Flanges SA 420 Grade WPL6 Fittings – Low Temp Fittings (Light Blue) (White) (Florescent Orange) (Florescent Orange) (Florescent Orange) *All Standard Service Flanges and Fittings do not require colour markings.