NAK80 hot rolled steel sheet 1.2311 1.2312 1.2316 1.2379

steel sheet 1)super quality of BAOGANG/TAIGANG steel 2)hot rolled 3)steel plate/flat bar/round bar 4)available stock STEEL SHEETNAK80 Plastic Mold Steels        1)     Chemical composition:

C	Si	Mn	P	S	Cr	Mo	Ni
=0.1~0.15	=0.15~1.0	=1.0~2.0	≤0.03	≤0.03	=0.7~1.5	=0.1~0.4	=2.5~3.5

2)     CharacteristicNAK80 is a 40HRC pre-hardened,high performance,high precision,mold steel.Applications include plastic molds,rubber molds,jigs & fixtures, and press dies.Features:Machines up to 20 percent faster than 30 HRC P20Pre-hardened to 38~32HRCUniform microstructure & hardness (40 HRC between surface & interior)Never needs stress relieving, even after heavy machingHighly weldable, HAZ gets softer not harder (re-age harden to bring back to 40 HRC)EDM layer is easy to remove3)     InspectionUltrasonic test standard: SEP1921/84 GR.3 CLASS E/E

NAK80 hot rolled steel sheet 1.2311 1.2312 1.2316 1.2379