LANGALLOY^® 400

ALLOY TYPE	LANGALLOY^®
ALLOY NAME	LANGALLOY^® 400

MONEL 400 Bar stock sizes available
Diameter (mm)	Diameter (in)	Kg per m
25	0.98	4.33
35	1.38	8.49
45	1.77	14.04
55	2.17	20.97
65	2.56	29.29
75	2.95	39.00
100	3.94	69.33
125	4.92	108.33
150	5.91	156.00

Specifications

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	BS 3076 NA13

	ASTM B164 N04400 ASTM B164 N04405 QQ-N-281

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Purchase Specifications >
LANGALLOY 400 Bar & Forgings Purchase Specification

Alloy Features

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Applications

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Forms Available	Back to Top

Chemical Specification

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Physical Properties

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Basic Properties - Mechanical Properties

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Machining Advice (hot worked and precipitation hardened alloy)

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KEY Features of the Alloy

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Alloy Comparisons

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Disclaimer
Data in this publication is provided solely for the purposes of distribution of information. Langley Alloys cannot make guarantees with respect to subject matter or accuracy of this information. Langley Alloys specifically disclaims all guarantees, expressed, implied or otherwise, including without limitation, all warranties of merchantability and fitness for a particular purpose. This publication may include technical inaccuracies or typographical errors. If errors are found, please make a notification via e-mail to: info@langleyalloys.com

Alloys	Bars & Sections	Hot & Cold Rolled Plate	Ingot & Billet	Forged Products	Sand Castings
LANGALLOY K-500
LANGALLOY 400
LANGALLOY 718
LANGALLOY 625

Elements	C	Cu	Fe	Mn	Ni	P	Pb	S	Si
Minimum		28.0			63.0
Maximum	0.30	34.0	2.5	2.0		0.030	0.005	0.024	0.5

Density (Kg.m-1)	88.3
Magnetic Permeability (20°C)	Could show magnetism as Curie temperature is close to room temperature
Curie Temperature (°C)	-7 TO +10
Young’s Modulus (N/mm2)	179 x 103
Specific Heat, 20°C (J.Kg-1.°K-1)	419
Specific Electrical Resistance, 20°C (?O.m)	0.51
Thermal conductivity,20°C (W.m-1.°K-1)	21.8
Mean coefficient of thermal expansion, 20-100°C (°K-1)	14.1 x 10-6

Operation	Cutting Speed m/min (ft/min)	Feed Rate mm/rev (in/rev)	Depth of cut mm (in)
Milling	15.2 - 16,8 (49 - 54)	0.13-0.25 mm/tooth 0.005-0.010 in/tooth	0.2-3.0 (0.007-0.12)
Drilling – 6.4mm (1/4”) dia	15 - 18 (48 - 58)	0.075 (0.003)
Drilling – 12.7mm (1/2”) dia	15 - 18 (48 - 58)	0.125 (0.005)
Drilling – 25.4mm (1”) dia	15 - 18 (48 - 58)	0.28 (0.011)
Turning - Roughing	30-45 (100-150)	0.40 – 0.50 (0.015-0.020)	2.5 (0.1)
Turning - Finishing	50-60 (165-200)	0.13 – 0.20 (0.005-0.008)	0.5 (0.02)
Tooling	Milling/Turning: Carbide (SANDVIK GC 235, SECO T25M) Drilling: HSS, point angle 118°, chisel angle 120°


	Good strength/ductility properties

	Excellent corrosion resistance in a wide variety of corrosive chemicals including seawater and industrial acids

	Corrosion resistance in hydrofluoric acid second only to silver

	High resistance to erosion corrosion

	Excellent resistance to stress corrosion cracking


	Excellent corrosion resistance

	Resistant to chloride stress corrosion

	Fully weldable

Alloy Comparisons	N04400	S31803	718 (ST)	N05500	FERRALIUM 255-SD50
0.2% Proof Strength (N/mm2), minimum	170	450	550 max	690	600
Corrosion Rate (mm.y^-1) Seawater	0.25	<0.01	<0.01	0.18	<0.01
Corrosion Rate (mm.y^-1) 10% sulphuric acid at 80°C	0.06	0.4	<0.15	0.1	<0.15
Corrosion Rate (mm.y^-1) Boiling 50% nitric acid	1.1	>5	>1.5	<2	>5


	ASME Approval for Pressure Vessel application

LANGALLOY® 400

LANGALLOY^® 400