IS 11428 : Part 1 to 3 : 1985 : Wrought Carbon Steel Butt-Welding Pipe Fittings

0. FOREWORD

0.1 This Indian Standard was adopted by the Indian Standards Institution on 25 July 1985,. after the draft finalized by the Steel Tubes, Pipes and Fittings Sectional Committee had been approved by the Structural and Metals Division Council.

0.2 Steel butt welding pipe fittings are used in refineries, petrochemical industries and power pipings. This standard is being formulated to cover their quality and essential dimensions.

0.3 To facilitate additions and alterations to the standard and to provide convenience to the users of the standard, the standard is being published in three parts as given below:

Part 1 General,

Part 2 Shapes and Dimensions, and

Part 3 Tolerances.