BS 1640-3:1968
Specification for steel butt-welding pipe fittings for the petroleum industry - Wrought carbon and ferritic alloy steel fittings - Metric units

Standard No.

BS 1640-3:1968

Release Date

1968

Published By

British Standards Institution (BSI)

Status

Be replaced 2007-11

Replace By

BS EN 10253-2:2007

BS 1640-3:1968(1999)

Latest

BS EN 10253-2:2007

BS 1640-3:1968(1999)

Scope

Dimensions and tolerances, materials, methods of manufacture, pressure/temperature ratings, marking, inspection, tests for seamless and fabricated fittings: 45 long radius elbows, 90 long and short radius elbows, 90 long radius tangent elbows, long and short radius return bends, equal and reducing tees, concentric and eccentric reducers, caps and lap-joint stub ends, of sizes 19 mm to 609.5 mm. Welding-neck flanges not included.

BS 1640-3:1968 history

• 2007 BS EN 10253-2:2007 Butt-welding pipe fittings - Non alloy and ferritic alloy steels with specific inspection requirements
• 1968 BS 1640-3:1968 Specification for steel butt-welding pipe fittings for the petroleum industry - Wrought carbon and ferritic alloy steel fittings - Metric units