Strainers are main parts of all kinds of pumpps , valves in the pipeline . Mainly used to filter dirt ,rust and other debris in media such as steam, air and water etc. 
Size:NPS 1 /2” -2”
Pressure Rating: Class 150-900LB

Material：
ASTM A216 WCB/ASTM A105,Cast Iron
ASTM A352 LCB/ASTM A350 LF2
ASTM A351 CF8M/ASTM A182 F316  ASTM A351 CF3M/ASTM A182 F316L
ASTM A351 CF8  ASTM A351

Design & Manufacturing Standard:ASME B16.34
Face to Face:ASME B16.10,EN588
Connection Type: Flange ,Screw  ,Thread, Butted Weld
Test and Inspection: API598