Malleable Iron Threaded Fittings Class 150 And 300

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.

Malleable iron threaded fittings class 150 and 300.

150 psig saturated steam 300 psig at 150 degrees w o g. Black and galvanized malleable iron class 150 fittings are interchangeable with black cast iron or steel. Threading identification marking class 300 malleable iron threaded fittings are marked with the numerals 300 the letters mi and the size. Pressure temperature ratings can be found in the.

Anvil class 150 300 malleable iron fittings conform to asme b16 3 and unions conform to asme b16 39. 300 psig saturated steam 600 psig at 150 degrees w o g. Malleable iron class 300 unions feature thick walls to help withstand high pressures. Extra strong expertly cast iron is at the heart of ward fittings quality.

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. It also contains provisions for using steel for caps and couplings in class 150 for nps 3 8 and smaller. Asme b 16 39 malleable iron threaded pipe unions threads. 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.

This standard for threaded malleable iron fittings classes 150 and 300 provides requirements for the following. 250 psig saturated steam 500 psig at 150 degrees w o g. A pressure temperature ratings b size and method of designating openings of reducing fittings c marking d materials e dimensions and tolerances f threading g coatings. Some malleable fittings such as floor flange lateral street tee and bullhead tees are not commonly available in forged iron.

Class 150 malleable iron threaded fittings have no pressure class markings. 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. Ansi asme b1 20 1 pipe threads. Use in low pressure plumbing applications including air water natural gas and steam.

Malleable iron fittings are lighter fittings in 150 and 300 pressure class. All elbows tees 3 8 10 dn and larger are 100 gas tested at a minimum of 100 psi. This standard covers malleable iron threaded fittings classes 150 and 300.