【Product Usage】

GB cut-off valve is a cylindrical cylindrical valve opening and closing parts, sealing surface was flat or conical surface, the valve flap along the centerline of the fluid for linear motion. GB cut-off valve is only applicable to full open and fully closed, generally do not have to adjust the flow, when customized to allow adjustment and throttling

  【Product Features】

1, simple structure, manufacturing and maintenance more convenient

2, the working stroke is small, open and close a short time

3, good sealing, sealing surface friction between the small, long life

  【Executive Standard】

Design specification: GB / T 12235

Structure length: GB / T 12221

Flange connection: JB / T 79

Tests and tests: JB / T 9002

Product identification: GB / T 12220

Specifications: JB / T 7928