Carbon Steel - Stainless Steel threaded and socket weld Y-Strainers Series Y150 - Y300 Strainers are available with threaded (N.P.T.) or socket weld inlet/outlet connections. • Strainer body meets applicable ASME Standard. • One piece precision investment cast body. • Strainers equipped with threaded cover cap that utilize a flat gasket seal. • Upper and lower machined seats. • 304 SS perforated screens are standard. • Drain/Blow-off connection furnished with plug as standard.