Stainless Steel 1PC Thread Ball Valve,800PSI 1) Investment casting. 2) Competitive Prices 3)SS201,SS304 Stainless Steel 1PC Thread Ball Valve,800PSI ... Advantages1) Investment casting.2) Competitive Prices3) Prompt Delivery4) We can ... Size: 1/4", 3/8", 1/2", 3/4", 1", 11/4", 1.1/2", 2" ,2.1/2", 3", 4" Investment casting body & caps ...