Specifications

Make large -medium plastic mould ASTM P20 steel flat
1.UT grade:SEP 1921-84 class C/c
2..Excellent after-sales service

Make large -medium plastic mould ASTM P20 steel flat

Characteristics:

Good synthesized mechanical performance,high quenching quality and good polishing performance. 

 

Application:

 Suitable for making of various large-sized or medium-sized precise plastic mould and low melting point alloy parts, like: tin, zinc and lead alloy casting mould..

 

 Chemical compositions(for reference only):

Standard	Grade	C	Si	Mn	Cr	Mo	P	S
GB	3Cr2Mo	0.28-0.40	0.20-0.80	0.60-1.00	1.40-2.00	0.30-0.55	≤0.03	≤0.03
AISI	P20	0.28-0.40	0.20-0.80	0.60-1.00	1.40-2.00	0.30-0.55	-----	-----
DIN	1.2311	0.35-0.45	0.20-0.40	1.30-1.60	1.80-2.10	0.15-0.25	-----	-----
SIS	618	0.32-0.38	0.20-0.40	0.60-1.00	1.60-2.00	0.40-0.60	-----	-----