13MnNi6-3 1.6217 - EN 10216-4-2013

Grade	13MnNi6-3
European Standard Steel Grade	1.6217
Corresponding Standard	EN 10216-4-2013 Seamless Steel Tubes For Pressure Purpose - Technical Delivery Condition - Part 4: Non-Alloy and Alloy Steel Tubes with Specified Low Temperature Properties
Classification	Alloy Steel

13MnNi6-3 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni ^®	Cu	V	Nb	Al
Minimum Value	-	-	0.85	-	-	0.3	-	-	-	0.02
Maximum Value	0.16	0.5	1.7	0.025	0.01	0.85	0.3	0.05	0.05	-

® The lower limit for the nickel content may be reduced to not less than 0.15% for tubes with wall thickness not exceeding 10 mm.

13MnNi6-3 Mechanical Properties

wall thickness T mm	Test Temperature	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
T≤40	Room Temperature	490~610	ReH or Rp0.2 ≥355	l: ≥22 t: ≥20	l: ≥70 t: ≥45
T≤40					l: ≥55 t: ≥40
T≤40					l: ≥50 t: ≥35
T≤40					l: ≥45 t: ≥30
T≤40					l: ≥40 t: ≥27

• l=longitudinal；t=transverse

Approximate Comparison Table Pressure-Bearing Flat Steel

13MnNi6-3 Corresponding Standards(Same grade name, different standards)

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