NS 1820:1968 PDF

Published Date: 08/01/1981

Tolerances for fasteners — Part 1: Bolts, screws and nuts with thread diameters between 1,6 (inclusive) and 150 mm (inclusive) and product grades A,B and C (ISO 4759-1:1978)

Published Date: 09/01/1968

Hexagon bolts, metric

Published Date: 09/01/1968

Hexagon, square and castle nuts, metric

Published Date: 02/01/2000

CTI Code Tower Standard Specifications for Acceptance Test Code for Water Cooling Towers

Published Date: 07/01/2011

Supplement to CTI Code Tower Standard Specifications for Acceptance Test Code for Closed Circuit Cooling Towers

Published Date: 07/01/1996

CTI Code Tower Standard Specifications for Acceptance Test Code for Closed Circuit Cooling Towers

Published Date: 07/01/2004

Acceptance Test Code for Mechanical Draft Evaporative Vapor Condensers

Published Date: 02/01/2019

Acceptance Test Code For Cooling Towers

Published Date: 07/01/2011

Acceptance Test Code for Mechanical Draft Evaporative Vapor Condensers