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Appendix 9
ASSAB Tool Steels Equivalent
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ASSAB COLD WORK TOOLS
STEELS
|
GRADE |
CHEMCIAL
COMPOSITION (%) |
Hardness
supplied approx. HR |
Ref.
STANDARD |
CHARACTER-ISTICS |
APPLICATIONS |
|
C |
Mn |
Cr |
Mo |
V |
W |
Others |
AISI |
W.nr |
JIS |
|
DF-2
(DF-3)
|
0.90 |
0.50 |
0.10 |
|
0.10 |
0.50 |
|
190 |
01 |
1.2510 |
SKS3 |
General purpose
tool steel, good surface hardness, wear resistance, easy to
harden. |
Cutting:
blanking, punching, piercing, cropping, shearing, trimming,
clipping. Forming: punching, raising, drawing, rim rolling,
spinning, flow forming. |
|
ASSAB 88
|
0,9 |
0,5 |
7,8 |
2,5 |
0,5 |
|
Si 0,9 |
235 |
Patented |
Mixed-abrasive
profile and good resistance to chipping. Good machining and WEDM
properties. |
Blanking and
fine blanking, shearing, forming, coining, cold forging, cold
extrusion, thread rolling, drawing and deep drawing, powder
pressing. |
|
XW-5
|
2.05 |
0.80 |
12.50 |
|
|
1.30 |
|
240 |
D3/D6 |
1.2436 |
SKD2 |
High
performance tool steel. Excellent abrasive wear resistance. |
Blanking,
punching, cropping, shearing, trimming, clipping. |
|
XW-10
|
1.00 |
0.60 |
5.30 |
1.10 |
0.20 |
|
|
215 |
A2 |
1.2363 |
SKD12 |
Good
hardenability and wear resistance. Excellent size stability. For
medium runs. |
Blanking,
punching, piercing, cropping, shearing, trimming, clipping. |
|
XW-41
(XW-42)
|
1.55 |
|
12.00 |
0.80 |
|
|
|
210 |
D2 |
1.2379 |
SKD11 |
High
performance tool steel. High wear resistance and toughness. |
Blanking,
fine-blanking, punching, cropping, shearing, trimming, clipping. |
|
VANADIS 4
|
1.50 |
0.40 |
8.00 |
1.50 |
4.00 |
|
|
235 |
Patented |
Powder tool
steel. Excellent wear resistance and toughness. |
Blanking and
forming, fine-blanking, cold extrusion tooling, powder pressing,
deep drawing, knives. |
|
VANADIS 10
|
2.90 |
0.50 |
8.00 |
1.50 |
9.80 |
|
|
300 |
Patented |
Powder tool
steel. Supreme wear resistance. |
Blanking and
forming, fine-blanking, blanking for electrical sheet, deep
drawing, cold forging, slitting knives, powder pressing. |
|
CARMO
|
0.60 |
0.80 |
4.50 |
0.50 |
0.20 |
|
|
240-270 |
Patented |
Prehardened
tool steel with good weldability and flame-hardenability |
Used in
flame-hardened or in the through- hardened condition for
blanking and forming of both car body parts (thin sheet) or
structural parts (thicker sheet). |
|
ASP 23
|
1.27 |
|
4.20 |
5.00 |
3.10 |
6.40 |
|
260 |
M3:1 |
|
|
Powder HSS
Excellent wear resistance and toughness |
Blanking of
medium to high carbon steels, blanking of harder materials,
plastic mould tooling, plastic processing parts |
|
ASP 30
|
1.27 |
|
4.20 |
5.00 |
3.10 |
6.40 |
Co 8.50 |
260 |
|
|
|
Powder HSS for
cutting tools. Excellent wear resistance and toughness. Good hot
hardness. |
Suitable for
chip-forming multi-edge cutting tools and single-edge cutting
tools. Cold work applicants where exacting demands are imposed
on wear resistance. |
|
ASP 60
|
2.30 |
|
4.20 |
7.00 |
6.50 |
6.40 |
Co 10.50 |
300 |
|
|
|
Powder HSS for
cutting and cold work tools. Extreme wear resistance. High hot
hardness. |
Suitable for
single-edge cutting tools where high demands are imposed on wear
resistance and hot hardness. |
|
|
|
|
|
|
ASSAB HOT WORK TOOL STEELS [
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|
GRADE |
CHEMCIAL
COMPOSITION (%) |
Hardness
supplied approx. HR |
Ref.
STANDARD |
CHARACTER-ISTICS |
APPLICATIONS |
|
C |
Mn |
Cr |
Mo |
V |
W |
Others |
AISI |
W.nr |
JIS |
|
8407 SUPREME
|
0.37 |
0.40 |
5.30 |
1.40 |
1.00 |
|
Si 1.00 |
185 |
H13 |
1.2344 |
SKD61 |
Good high
temperature strength and extreme thermal fatigue resistance
steel for die-casting |
Tools for die
casting, extrusion, hot pressing, moulds for plastics. |
|
Dievar
|
Cr-Mo-V alloyed
hot work tool steel |
160 |
Patented |
High
performance hot work tool steel with very good resistance to
heat checking, gross cracking, hot wear and plastic deformation. |
Excellent
choice for die casting, forging and extrusion |
|
8407
|
0.37 |
0.40 |
5.30 |
1.40 |
1.00 |
|
Si 1.00 |
185 |
H13 |
1.2344 |
SKD61 |
Good high
temperature strength and extreme thermal fatigue resistance
steel for die-casting |
Tools for
extrusion, hot pressing, moulds for plastics. |
|
QRO 90 SUPREME
|
0.40 |
0.75 |
2.60 |
2.25 |
0.90 |
|
|
180 |
Patented |
Very good high
temperature strength and very good thermal fatigue resistance. |
Die casting
dies and associated tooling, extrusion dies and extrusion
tooling, forging dies. |
|
HOTVAR
|
0.55 |
0.75 |
2.60 |
2.25 |
0.85 |
|
Si 1.00 |
210 |
Patented |
Very good high
temperature properties and high hot wear resistance steel for
warm forging and extrusion. |
Warm forging,
die and punches, Roll forging, rolling segments; Rock orbital
forging punches and dies; Hot bending, tools; Hot calibration,
tools; Zinc die casting, dies. |
|
|
|
ASSAB TOOL STEEL FOR PLASTIC
INDUSTRY [
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|
GRADE |
CHEMCIAL
COMPOSITION (%) |
Hardness
supplied approx. HR |
Ref.
STANDARD |
CHARACTER-ISTICS |
APPLICATIONS |
|
C |
Mn |
Cr |
Mo |
V |
W |
Others |
AISI |
W.nr |
JIS |
|
718HH
|
0.37 |
1.40 |
2.00 |
0.20 |
|
|
Ni1.00 |
340- 380 |
P-20 |
|
|
Modified
prehardened plastic mould steel. Very good polishability. |
Injection
moulds for thermo-plastics, extrusion dies for thermo-plastics,
blow moulds, forming tools, press- brake dies, structural
components, shafts. |
|
618
|
0.38 |
1.45 |
1.95 |
0.20 |
|
|
|
290- 330 |
P-20 |
1.2738 |
|
Prehardened
plastic mould steel. Good polishability and good machinability |
Injection
moulds for thermo- plastics, extrusion dies for thermo- plastics,
blow moulds, forming tools, machine components. |
|
Polmax
|
0,38 |
0,5 |
13,6 |
|
0,3 |
|
Si 0,9 |
200 |
|
|
|
Excellent
polishability. Good resistance to corrosion and wear. Good
machinability. |
Recommended
where extreme surface finishes are required, such as lens moulds
and CD moulds. |
|
STAVAX ESR
|
0.38 |
0.50 |
13.60 |
|
0.30 |
|
|
215 |
420 |
1.2083 |
|
Stainless
plastic mould steel with excellent polishability and corrosion
resistance. |
Corrosion/staining resistance, wear resistance, high surface
finish. |
|
ELMAX
|
1.70 |
0.30 |
17.00 |
1.00 |
3.00 |
|
240 |
|
|
|
|
Powder tool
steel.Stainless plastic mould steel with high wear resistance. |
Electric
industry: connectors, plugs, switches, resistors, integrated
circuits. Food processing industry: corrosion resistance and
wear resistance. |
|
RAMAX S
|
0.28 |
1.10 |
16.70 |
|
|
|
S 0.12 |
300- 340 |
|
|
|
Stainless steel
for holder blocks with excellent machinability and corrosion
resistance. |
Holders/bolsters for plastic moulds, plastic and rubber moulds
with low requirements on polishability, dies for plastic
extrusion, constructional parts. |
|
PRODAX
|
Tooling
Aluminium |
145 |
|
|
|
Aluminum for
plastic moulds, blow moulding and vacuum moulding |
Blow moulding,
vacuum forming, foam moulding, rubber moulds, footwear moulds,
injection moulds, RIM-forming, jigs and fixtures, bolsters and
holders. |
|
CALMAX
|
0.60 |
0.80 |
4.50 |
0.50 |
0.20 |
|
|
200 |
Patented |
High toughness,
good wear resistance and good polishability steel for plastic
moulds. |
Typical
blanking die where it could be used because of the high demands
on toughness. Mould for the production of electrical components. |
|
CORRAX
|
0.03 |
0.30 |
12.00 |
1.40 |
|
|
Ni 9.2 Mo 1.4 AI 1.6 |
32 HRC |
Patented |
Age hardening
stainless steel with superior corrosion resistance. |
Injection
moulds for corrosive plastics, rubber, medical and food industry;
Extrusion dies; Plastic processing (screws, nozzles);
Engineering parts. |
|
MOLDMAX
|
Tooling
Beryllium Copper |
30 HRC 40 HRC |
|
|
|
Beryllium
copper for plastic moulds. Excellent heat conductivity. |
Blow moulds:
pinch offs, neck rings and handle inserts. Injection moulds:
moulds, cores, inserts. |
|
PROTHERM
|
Tooling
Beryllium Copper |
190 |
|
Beryllium
copper for plastic moulds. Extremely high thermal conductivity. |
Injection
moulds, blow moulds, cores and inserts for all plastics,
including corrosive grades. Nozzle tips, gates and manifolds for
hot runner systems. |
|
|
|
|
|
|
ASSAB MACHINERY STEELS
| GRADE |
CHEMCIAL
COMPOSITION (%) |
Hardness
supplied approx. HR |
Ref.
STANDARD |
CHARACTER-ISTICS |
APPLICATIONS |
|
C |
Mn |
Cr |
Mo |
V |
AISI |
W.nr |
JIS |
| 705 |
0.35 |
0.70 |
1.40 |
1.40 |
0.20 |
275- 335 |
4340 |
1.6582 |
SNCMB |
High strength
machinery steel. Suitable for induction and flame-hardening |
Suitable for
induction hardening and can be nitrided or tuftrided to a
surface hardness of 600-650 Vickers. |
| 709 |
0.42 |
0.75 |
1.05 |
|
0.20 |
245- 290 |
4140 |
1.7225 |
SCM4 |
Alloyed
machinery steel suitable for induction and flame-hardening |
Suitable for
flame and induction hardening and can be nitrided or tuftrided
to a surface hardness of 600 - 650 Vickers. |
| 7210 |
0.15 |
0.90 |
0.80 |
1.20 |
0.10 |
Max. 217 |
3115 |
|
SNC21 |
Alloyed case
hardening steel. |
For
applications requiring a hard, wear resistant surface and a
tough core, such as transmissions components for the automotive
industry. |
| 760 |
0.45 |
0.70 |
|
|
|
210 |
1045/ 1050 |
1.1730 |
S50C |
General utility
machinery steel for parts requiring wear resistance at low
loads. |
Punch holders
(jigs), die holders (fixtures) guide plates (simple bending
dies), backing plates (simple structural components). |
| 707 |
0.25 |
0.75 |
1.05 |
0.20 |
|
215- 260 |
4130 |
1.7218 |
SCM2 |
Alloyed
machinery steel suitable for welding |
Used for
shafts, gears, sprockets, etc., particularly when weldability is
required. |
|
|
|
|
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