Introduction for 15NiMn6 Alloy Steel Plate:
1.15NiMn6 Is a nickel alloy steel plate for [SCALE STEEL]pressure applications. Standard: EN10028-4(Hot Rolled Type) or EN10222-3（Forged Type）.
2.15NiMn6 Dimensions, Shape, Weight and Allowable Deviation
The size, shape and allowable deviation of[SCALE STEEL] the steel plate shall meet the requirements of 2007+ A1:2009 in EN10028-1.
3.15NiMn6 Delivery Status
3.1 15NiMn6 Steel Plates are normally delivered in normalizing, normalizing and tempering condition.
3.2 Steel plates shall be delivered by [SCALE STEEL]shearing or flame cutting
4. Chemical Composition of 15NiMn6
The chemical composition of nimN6 steel (melting analysis) shall meet the following requirements (%) :
Chemical Composition Required for 15NiMN6 (%):
C 0.18 or less; Si 0.35 or less; [SCALE STEEL]Mn: 0.8-1.5; P 0.025 or less; S 0.015 or less; Al:-; Ni: 1.30-1.70; V 0.05 or less.
Elements not listed in this table shall not be intentionally added to steel without the consent of the demander, except after smelting, and all appropriate measures shall be taken during the steelmaking process to prevent the addition of [SCALE STEEL]these elements from scrap and other materials which may adversely affect the mechanical properties and serviceability of the steel. Among them: Cr + Cu + Mo 0.5 or less
5.1 15NiMn6 Mechanical Performance:
The mechanical and process properties of [SCALE STEEL]NIMN6 shall comply with the following table:
15NiMn6 mechanical requirements (transverse)
Grade Thickness Yield strength (MPa) Tensile strength (MPa) Elongation A(%)
15NiMn6 ≤30 ≥355 490-640 ≥22
15NiMn6 30-50 ≥345 490-640 ≥22
15NiMn6 50-80 ≥335 490-640 ≥22
FROM SCALE STEEL