NOTE : . Material:ASTM A312 TP316 1/2 NB Pipe SMLS, SCH.80 . DIM.STD.ASMEB36.10M Syphons should be used in all steam applictions.pigtail steam syphons protect the instrument from damaging effects of direct exposure to high temperature steam. To properly install and use a syphon with water and install the pressure gauge. The water will fill the lower half of the coil and will act as a protective barrier between the high temperature steam and the pressure gauge. Optional IBR approval is offered, depending upon customer requirement Features : Syphons are available with butt weld,socket and threaded end connections. Material : SS 304, SS 316, C.S, Monel (Seamless Pipe) Note : All syphons are 100% factory tested prior to shipment.