P-20 1.2316 ESR Corrosion resistant steel

Specification

Chrome- molybdenum steel Excellent cleanliness/homogeneity, powerful in resistance to rust and corrosion, excellent polishability, supplied in hardened &tempered condition with a hardness of approx 300HB

Application

for plastic piping & plumbing injection molds. mould and moulds with strong corrupt resisting used for camera lens, dies for pressing chemically aggressive compounds. Molds for pressing of chemically-aggressive plastic substances etc. All kinds of silicon steel sheet and high-speed blanking die. Precise stamping die. Cold extruding forming die. Cavitations Molds, Compression Mould for SMC, blowing mould, Pet preform mold.

Chemical Analysis %

C	Mn	Cr	Si	Mo	P	S	NI
0.33-0.45	1.50 max	15.50-17.50	1.00 max	0.80- 1.30	0.030 MAX	0.030 MAX	1.00 max

Delivery condition
Hardened and Tempered 280- 325 HB
Heat Treatment

Soft Annealing	Cooling	Hardness	Hardening	Quenching	Hardness after quenching HRC
760-800°C	Furnace	230 HB max	1000-1050°C	Oil or thermal bath cooling, 500-550°C	52-54 HRC

Tempering °C

Tempering°C	100	200	300	400	500	600
HRC	49	47	46	46	47	32