Malleable Iron Threaded Fittings Class 150 And 300

300 psig saturated steam 600 psig at 150 degrees w o g.

Malleable iron threaded fittings class 150 and 300.

Threading identification marking class 300 malleable iron threaded fittings are marked with the numerals 300 the letters mi and the size. This standard for threaded malleable iron fittings classes 150 and 300 provides requirements for the following. 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. Class 150 malleable iron threaded fittings have no pressure class markings.

250 psig saturated steam 500 psig at 150 degrees w o g. Ansi asme b1 20 1 pipe threads. 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. 150 psig saturated steam 300 psig at 150 degrees w o g.

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. Asme b 16 39 malleable iron threaded pipe unions threads. Generations of expertise and rigorous quality control results in durable yet precise cast and.

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

Malleable iron class 300 unions feature thick walls to help withstand high pressures. 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. Anvil class 150 300 malleable iron fittings conform to asme b16 3 and unions conform to asme b16 39. They are made for light industrial and plumbing use up to 300 psi.

Use in low pressure plumbing applications including air water natural gas and steam. This standard includes a pressure temperature ratings b size and method of designating openings of reducing fittings c marking d material e dimensions. Some malleable fittings such as floor flange lateral street tee and bullhead tees are not commonly available in forged iron.