SBPDL 1275/1420

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#SBPDL #1275/1420

Description

SBPDL 1275/1420 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SBPDL 1275/1420

Category	Type	Steel Grade
Steel Grades	Carbon Steel	SBPDL 1275/1420
		SD295B
		SD345
		SD390
		SD490
		SBPR 785/1030 Grade A2
		SBPR 930/1080 Grade B1
		SBPR 930/1180 Grade B2
		SBPR 1080/1230 Grade C1
		SBPDL 930/1080
		SBPDL 1080/1230

Chemical composition(mass fraction)(wt.%) of the SBPDL 1275/1420

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
Not stipulated	Not stipulated	Not stipulated	0.03	0.035
Mo	Al	Cu	Nb	Ti	V	Ce
		≤0.3
N	Co	Pb	B	Other

Mechanical Properties of steel grade SBPDL 1275/1420

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)
974 (≥)	215 (≥)	21	12	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	422

Physical Properties of steel grade SBPDL 1275/1420

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
42	-	-			0.11	-
929	322	-	24.3	123		-
116	-	22	34.2			433	331

Heat Treatment of steel grade SBPDL 1275/1420

Heat treated : 1772°C - 1134°C

Technological Curves of steel grade SBPDL 1275/1420

No Curve

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Jiangyou Longhai Special Steel Co.,Ltd.

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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