IS 1879 : 2010 MALLEABLE CAST IRON PIPE FITTINGS - SPECIFICATION

Reaffirmed 2020

1. SCOPE

1.1 This standard covers requirements for following types of malleable cast iron pipe fittings threaded in accordance with IS 554 for general purposes for the transmission of fluid and gas up to the limit of pressure and temperature specified in 1.3. These are indicated in following sections:

Section 1 General

Section 2 Elbows, including twin elbows, union elbows and side outlet elbows

Section 3 Tees including pitcher tees and side outlet tees

Section 4 Crosses

Section 5 Bends including long sweep bends

and return bends

Section 6 Sockets

Section 7 Bushing and hexagon nipples

Section 8 Backnuts

Section 9 Caps and plugs and

Section 10 Unions

1.2 Dimensions which are not included in the standard are left to the discretion of the manufacturer depending on the end use of the fittings.

1.3 These fittings shall be suitable for working pressure of up to 1.4 MPa in the case of water and up to 0.7 MPa in the case of steam, air, gas and oil at a temperature not exceeding 100°C.