EM12K

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America ASME EM12K 埋弧焊用碳钢焊丝和焊剂标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: EM12K / EM12K

Category	Grade	Standard	Region/Area	Standard Content
Metals	EM12K	ASME SFA-5.17/SFA-5.17M	America	埋弧焊用碳钢焊丝和焊剂标准

Chemical composition(mass fraction)(wt.%) of the EM12K

Element	Min	Max	Similar
Si	0.1000	0.3500	-
S	-	0.0300	-
P	-	0.0300	-
Mn	0.8000	1.2500	-
Cu	-	0.3500	-
C	0.0500	0.1500	-

Mechanical Properties of steel grade EM12K

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)
566 (≥)	256 (≥)	31	43	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	331

Physical Properties of steel grade EM12K

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
44	-	-			0.23	-
423	758	-	14.3	231		-
478	-	44	14.2			243	333

Heat Treatment of steel grade EM12K

Heat treated : 1733°C - 1514°C

Technological Curves of steel grade EM12K

No Curve

Cross Reference Table (Equivalent Grade) of EM12K

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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Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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