The Provision Of Services For The Work On The Defectoscopy Of Steam Boilers De-10/14 Hoz No. 1 And Hoz No. 2, Vessels Operating Under Pressure From The Airborne Air Collector B-2, B-6.3M3 Hoz No. 1 And Household No. 2 Of The Gpk Kazfosfat Llp For The Work On Defectoscopy Of Steam Boilers De-10/14 Hoz No. 2, And Hoz 2, The Vessels Of The Employees Of The Workers Under Pressure From The B-2 Air Intake, B-6.3M3 Household No. 1 And Household No. 2 Of Llp "Gpk Kazfosphate"