PH 26 - ISO 9330-4-2000

Grade	PH 26
Corresponding Standard	ISO 9330-4-2000 Submerged Arc-welded Unalloyed and Alloyed Steel Tubes with Specified Elevated Temperature Properties
Classification	Carbon Steel

PH 26 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cu ^①
Minimum Value	-	0.1	0.4	-	-	-
Maximum Value	0.21	0.35	1.2	0.035	0.03	0.25

PH 26 Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t＜16	Normalizing 880~940℃ Air Cooling	410~530	≥265	Longitudinal, ≥21; Transverse, ≥19
16＜t≤40	Normalizing 880~940℃ Air Cooling	410~530	≥255	Longitudinal, ≥21; Transverse, ≥19	t > 30, Transverse 27
40＜t≤60	Normalizing 880~940℃ Air Cooling	410~530	≥245	Longitudinal, ≥21; Transverse, ≥19	Transverse 27

PH26 Corresponding Standards(Same grade name, different standards)

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