Industrial Grade Adjustable Choke features tensile strength from 483 to 655 Mpa. The Adjustable Choke is designed with yield strength from 248 to 517 Mpa. The Adjustable Choke includes restrictions or orifices to control the flow rate of fluids. The Industrial Grade Adjustable Choke has an externally controlled variable area orifice coupled with an orifice area indicating mechanism.