PH 23 - ISO 9330-4-2000

Grade	PH 23
Corresponding Standard	ISO 9330-4-2000 Submerged Arc-welded Unalloyed and Alloyed Steel Tubes with Specified Elevated Temperature Properties
Classification	Carbon Steel

PH 23 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cu ^①
Minimum Value	-	0.1	0.3	-	-	-
Maximum Value	0.17	0.3	0.8	0.035	0.03	0.25

PH 23 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	360~480	≥235	Longitudinal, ≥25; Transverse, ≥23
16＜t≤40	Normalizing 880~940℃ Air Cooling	360~480	≥225	Longitudinal, ≥25; Transverse, ≥23	t > 30, Transverse 27
40＜t≤60	Normalizing 880~940℃ Air Cooling	360~480	≥215	Longitudinal, ≥25; Transverse, ≥23	Transverse 27

PH23 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!