ERW 1 440 Cat1 - BS 3059-2-1990 - H2ABC

中文版

Grade	ERW 1 440 Cat1
Corresponding Standard	BS 3059-2-1990 Steel boiler and superheater tubes - Part 2. Specification for carbon, alloy and austenitic stainlesssteel tubes with specified elevated temperature properties
Classification	Carbon Steel
Density	7.85 g/cm³

ERW 1 440 Cat1 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.12	0.1	0.9	-	-
Maximum Value	0.18	0.35	1.2	0.035	0.035

ERW 1 440 Cat1 Mechanical Properties

condition	Test Temperature	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Steel pipe	Room Temperature		440~580	≥245	≥21
Steel pipe		Hot Rolling and Normalizing		Rp0.2≥195
Steel pipe		Hot Rolling and Normalizing		Rp0.2≥173
Steel pipe		Hot Rolling and Normalizing		Rp0.2≥158
Steel pipe		Hot Rolling and Normalizing		Rp0.2≥150
Steel pipe		Hot Rolling and Normalizing		Rp0.2≥140

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