NOS430 mold steel for hot forging

NOS430 mold steel for hot forging
Model:NOS430
Brand:China CISRI
Origin:Made In China
Category:Metallurgy , Mining & Energy / Metallurgy & Mining / Other Metallic
Label:CISRI , hot forging , mold die
Price: US $10 / KG
Min. Order:100 KG
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Product Description

NSST-NOS430 hot forging die steel

NSST-NOS430 is the super pure die steel made by CHINA CISRI for hot forging

NSST-NOS430 has lower harmful element:S ≦0.0005% O≦0.0008%  H≦0.0001%;

NSST-Nos430 has pure matrix,excellent toughness,tempering softening resistance and wear resistance,hot forging mold has the longer life made by NSST-NOSTM430;

NSST-NOS430 used for hot forging die can obtain high die life

Chemical composition of NSST-NOS430(WT%)

C

Si

Mn

Cr

Mo

V

P

S

Patent

≦0.012%

≦0.0005%

Delivery

Spheroidizing annealing HB≦200

 

NSST-NOS430 physical properties (heat treatment HRC45)

Temperature°C

20

400

600

density(kg/m3)

7800

7700

7600

elastic modulus(MPa)

210000

180000

145000

thermal expansion(x10-6/°C)

 

12.6

13.2

coefficient of heat transfer coefficient(W/m°C)

 

33

33

 

NSST-NOS430 Mechanical properties (temperature, S - T direction)

hardness(HRC)

48

45

40

tensile strength(Rm,MPa)

1620

1470

1250

yield strength(Rpo2,MPa)

1400

1470

1250

 

Successful cases of NSST-NOS430

  • Shanghai Aichi Forging co.,LTD used NSST-NOS430 to made  hot forging mold for crankshaft ,they got 9000-11000 life times,increased by 80%.

USER

Shanghai Aichi Forging co.,LTD

Equipment

6000 tons forging machine,800 tons used actually

Mold

 Hot forging mold for crankshaft

Product

38-48MnVS4-6

Volkswagen EA211 Crankshaft

Mold steel

unknown grade from JAPAN

NSST-NOS430

Heat treatment

Vacuum heat treatment

Vacuum heat treatment

Life

5000-6000 times

9000-11000 times

 

  • China North Industries Group Corporation(CNIGC) used NSST-NOS430 to made hot forging mold for connecting rod,they got 15000 life times,increased by87%;

USER

China North Industries Group Corporation(CNIGC)

Equipment

370 reciprocating machine and electro-hydraulic hammer

Mold

Hot forging mold for connecting rod

Product

Automotive connecting rod

Mold steel

H13ESR

NSST-NOS430

Heat treatment

 HRC44-46

HRC46-48

Life

About 8000 times

About 15000 times

 

  • Zhejiang Jiangxin Electromechanical Co.,Ltd used NSST-NOS430 to made hot forging mold,they got 11000 life times,increased by83%;

USER

Zhejiang Jiangxin Electromechanical Co.,Ltd

Equipment

600 tons hot forging machine

Mold

Hot forging mold for tools

Product

60Si2Mn tool pliers

Mold steel

H13ESR

NSST-NOS430

Heat treatment

HRC52

HRC51

Life

About 6000 times

About 11000 times

NOS430 mold steel for hot forging 1NOS430 mold steel for hot forging 2NOS430 mold steel for hot forging 3NOS430 mold steel for hot forging 4NOS430 mold steel for hot forging 5

Member Information

Ningbo Super Steels Technology Co., Ltd
Country/Region:Zhe Jiang - China
Business Nature:Trading Company
Phone:13925850135
Contact:Steel lee (General Manager)
Last Online:12 Mar, 2017

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