18 MoNiCr 17

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Romania STAS 18MoNiCr17 Steels for toothed wheels. Grades and technical requirements for quality and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 18MoNiCr17 / 18 MoNiCr 17

Category	Grade	Standard	Region/Area	Standard Content
Metals	18 MoNiCr 17	STAS 11512	Romania	Steels for toothed wheels. Grades and technical requirements for quality

Chemical composition(mass fraction)(wt.%) of the 18 MoNiCr 17

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade 18 MoNiCr 17

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
667 (≥)	167 (≥)	13	24	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	413

Physical Properties of steel grade 18 MoNiCr 17

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
22	-	-			0.11	-
495	175	-	21.3	212		-
519	-	42	44.2			343	113

Heat Treatment of steel grade 18 MoNiCr 17

Heat treated : 1893°C - 1221°C

Technological Curves of steel grade 18 MoNiCr 17

No Curve

Cross Reference Table (Equivalent Grade) of 18 MoNiCr 17

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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