SPV355 - JIS G 3115-2016

Grade	SPV355
Corresponding Standard	JIS G 3115-2016 Steel Plate for Pressure Vessels for Intermediate Temperature Service
Classification	Carbon Steel

SPV355 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	-	-	-	-	-
Maximum Value	0.2	0.55	1.6	0.02	0.02

SPV355 Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
6≤t≤50	520~640	≥355	t≤16, No.1A sample: ≥14 t＞16, No.1A sample: ≥18 t＞40, No.4 sample: ≥21	0°C: Mean ≥47 Single Value ≥27 -20°C*: Mean ≥47 Single Value ≥27
50＜t≤100	520~640	≥335	t≤16, No.1A sample: ≥14 t＞16, No.1A sample: ≥18 t＞40, No.4 sample: ≥21	0°C: Mean ≥47 Single Value ≥27 -20°C*: Mean ≥47 Single Value ≥27
100＜t≤200	520~640	≥315※	t≤16, No.1A sample: ≥14 t＞16, No.1A sample: ≥18 t＞40, No.4 sample: ≥21	0°C: Mean ≥47 Single Value ≥27 -20°C*: Mean ≥47 Single Value ≥27

New and Old Grade Replacement List

1 Approximate Comparison Table Pressure-Bearing Flat Steel

Japan	United States	International Organization for Standardization
JIS	ASTM	ISO
SPV355	A734B	PT520Q(...QH)

2 Approximate Comparison Table Pressure-Bearing Flat Steel

Japan	International Organization for Standardization
JIS	ISO
SPV355	PT520M PT520ML1

3 Approximate Comparison Table Pressure-Bearing Flat Steel

Japan	International Organization for Standardization
JIS	ISO
SPV355	PT520N PT520NH

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