BS 1560-3.2:1989
Current
The latest, up-to-date edition.
Circular flanges for pipes, valves and fittings (Class designated). Steel, cast iron and copper alloy flanges Specification for cast iron flanges
Hardcopy , PDF
English
03-30-1990
Foreword
Committees responsible
Specification
1. Scope
2. Ranges of nominal sizes
3. Class designations and pressure/temperature ratings
4. Materials
5. Bolting
6. Repairs
7. Dimensions
8. Flange facings
9. Facing finishes
10. Spot facing or back facing of flanges
11. Marking
Appendices
A. Information to be supplied by the purchaser
B. Application and installation
C. Use of metric bolting in lieu of inch bolting
Tables
1. Types of grey, malleable and ductile cast iron
flanges
2. Synoptic table for grey cast iron and malleable
cast iron flanges
3. Synoptic table for ductile cast iron flanges
4. Materials
5. Surface finish of flange faces
6. Facing dimensions
7. Dimensions of Class 125 grey cast iron (GI) and
malleable cast iron (MI) flanges and Class 150
ductile cast iron (DI) flanges
8. Dimensions of Class 250 grey cast iron (GI) flanges
and Class 300 ductile cast iron (DI) flanges
9. Pressure/temperature ratings for grey cast iron
and malleable ast iron flanges
10. Pressure/temperature ratings for ductile cast
iron flanges complying with grades 500-7 and
600-3 of BS 2789 and grade 420/5 of BS 4772
11. Pressure/temperature ratings for ductile cast
iron flanges complying with grades 400-18 and
420-12 of BS 2789 and grade 414-18 of ASTM A395
12. Bolting materials and temperature limitations
13. Nominal bolt diameter
14. Inch/metric bolt comparisons
Figures
1. Flange codes
2. Flange facings types A and B
3. Dimensions of Class 125 and Class 150 flanges
4. Dimensions of Class 250 and Class 300 flanges
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.