Malleable Iron Threaded Fittings Class 150 And 300

Some malleable fittings such as floor flange lateral street tee and bullhead tees are not commonly available in forged iron.

Malleable iron threaded fittings class 150 and 300.

All elbows tees 3 8 10 dn and larger are 100 gas tested at a minimum of 100 psi. Anvil combines the latest technology and most current fire protection ratings with the trusted history and manufacturing experience that have made anvil the go to source for fire protection piping products. Pressure temperature ratings can be found in the. This standard covers malleable iron threaded fittings classes 150 and 300.

Class 150 malleable iron threaded fittings have no pressure class markings. Extra strong expertly cast iron is at the heart of ward fittings quality. Black and galvanized malleable iron class 150 fittings are interchangeable with black cast iron or steel. 150 psig saturated steam 300 psig at 150 degrees w o g.

Use in low pressure plumbing applications including air water natural gas and steam. They are made for light industrial and plumbing use up to 300 psi. Anvil class 150 300 malleable iron fittings conform to asme b16 3 and unions conform to asme b16 39. 250 psig saturated steam 500 psig at 150 degrees w o g.

6 9 bar malleable iron threaded fittings pressure temperature ratings temperature pressure class 150 class 300 sizes 1 4 1 6 25 mm sizes 11. Malleable iron fittings are lighter fittings in 150 and 300 pressure class. This standard includes a pressure temperature ratings b size and method of designating openings of reducing fittings c marking d material e dimensions. From laboratory to foundry raw materials undergo strict metallurgical and processing controls chemical analysis and inspection to produce closely grained high tensile non porous iron.

300 psig saturated steam 600 psig at 150 degrees w o g. This standard for threaded malleable iron fittings classes 150 and 300 provides requirements for the following. Ansi asme b1 20 1 pipe threads. Asme b 16 39 malleable iron threaded pipe unions threads.

It also contains provisions for using steel for caps and couplings in class 150 for nps 3 8 and smaller. Threading identification marking class 300 malleable iron threaded fittings are marked with the numerals 300 the letters mi and the size. 300 black galvanized malleable iron pipe fittings meets or exceeds all applicable astm and ansi standards stocked from 1 8 through 6 diameters 100 pressure tested before leaving the factory ul and fm approvals on chinese malleable fittings.