Monel Alloy 400 Full Couplings, Manufacturer of ASTM B564 Alloy K500 Cross, Grade 400 Monel Forged Fittings, Ready Stock Of Monel® Alloy 400 Forged Steel Fittings, Nickel Alloy K500 High Pressure Forged Fittings Supplier

Monel UNS N04400 Threaded Coupling Fittings is highly resistant to a wide range of corrosive conditions, including pitting, crevice corrosion, intergranular corrosion, and stress-corrosion fracture. This steel is used in pharmaceutical and petrochemical processing, as super-heater and re-heater pipes in power plants, industrial boilers, and heat treating machinery. Some of the most frequent uses for this Monel WNR 2.4360 Socket Weld Coupling Fittings include hydrocarbon processing, heat-treat furnaces, and electricity generation. It is a superalloy, or high-performance alloy, with exceptional mechanical strength and creep resistance at high temps, as well as strong surface stability and corrosion and oxidation resistance.

Monel Alloy 400 / K500 Forged Fittings Specifications

StandardsASTM B564 / ASME SB564
SpecificationsASME B16.11, MSS SP-79, 83, 95, 97, BS 3799
Size RangeNPS 1/8″- 4″ (DN 6~100)
Rating PressureThreaded End - 2000/3000/6000 LBS.
Socket weld End – 3000/6000/9000 LBS.
TypeSocket Weld, Screwed, BSP Threaded & NPT Threaded

Monel Alloy 400 / K500 Threaded Forged Fittings Chemical Composition

GradeCMnSiSCuFeNi
Monel 4000.30 max2.00 max0.50 max0.024 max28.00 – 34.002.50 max63.00 min
Monel K5000.25 max1.5 max0.5 max0.010 max27.00 – 33.000.5 – 263.00 min

400 / K500 Monel Alloy Forged Socket Weld Fittings Mechanical Properties

ElementDensityMelting PointTensile StrengthYield Strength (0.2%Offset)Elongation
Monel 4008.8 g/cm31350 °C (2460 °F)Psi – 80,000 , MPa – 550Psi – 35,000 , MPa – 24040 %
Monel K5008.44 g/cm31350 °C (2460 °F)Psi – 160000 , MPa – 1100Psi – 115000 , MPa – 79020 %

Monel 400 / K500 Forged Fittings Size Range & Dimensions

DN-NPTMAJOR DIAMETER MMTAPPING /DRILL SIZE MMTPIPITCH MM
1/16″7.8956.00270.941
1/8″10.2428.25270.941
1/4″13.61610.70181.411
3/8″17.05514.10181.411
1/2″21.22317.40141.814
3/4″26.56822.60141.814
1″33.22828.5011.52.209
1¼”41.98537.0011.52.209
1½”48.05443.5011.52.209
2″60.09255.0011.52.209
2½”72.69965.5083.175
3″88.60881.5083.175
3½”101.31694.3083.175
4″113.973107.0083.175
5″141.300134.38483.175
6″168.275161.19183.175
8″219.075211.67383.175
10″273.050265.31183.175
12″323.850315.79383.175

Applications:

Industry
Refineries90%
Oil and Gas Industry96%
Power Generation80%
Pharmaceutical Equipment85%
Pulp & Paper Industry88%