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  2. Design Standards
  3. BN-DS-T27 Typical detail tube hole grooving and rolling of double tube sheet
Articles
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BN-DS-C54 Flanged control valve manifold dimensions stub ends 10169
BN-DS-C56 45 Degree Two Weld Miter Elbow 12140
BN-DS-C57 45 Degree One Weld Miter Elbow 12243
BN-DS-C58 90 Degree Three Weld Long Radius Miter Elbow 15765
BN-DS-C59 90 Degree Three Weld Short Radius Miter Elbow 12142
BN-DS-C60 90 Degree Five Weld Long Radius Miter Elbow 16153
BN-DS-C61 Standard dimensions for temporary strainers 11269
BN-DS-C62 Special fabricated large diameter concentric eccentric reducers 19389
BN-DS-C63 Clearance required for personnel 10219
BN-DS-C64 Ring type joint dimensions for valves and flanges 10084
BN-DS-C65 Fuel piping vertical cylindrical heaters 9738
BN-DS-C66 Overall Dimensions Spectacle and Blind Flange 28545
BN-DS-C67 Jack screw size selection and installation 15941
BN-DS-C68 Dimensions of welding neck flanges 11591
BN-DS-C69 Minimum spacing for refineries and petrochemical plants 16747
BN-DS-C70 Valve Locking Arrangement 10523
BN-DS-E01 Electrical Design Standard - Introduction 9120
BN-DS-E02 Electrical Symbol Standard 14338
BN-DS-E03 Electrical Design Direct Burial of Cables 33572
BN-DS-E04 Electrical Design Standard for Cable Identification 8392

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