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21-4N=SUH35=EV8=X53CrMnNiN21-9(1.487 1)=X53CrMnNiN219

Engine valve steel bars are generally used in harsh conditions of high temperature, high pressure, high erosion and high abrasion.

Quantity:

  • 21-4N SUH35 EV8 X53CrMnNiN21-9(1.487 1) X53CrMnNiN219
  • RONSCO/Material Baosteel
  • EngineValve001

Product Description

Engine valve steel bars are generally used in harsh conditions of high temperature, high pressure, high erosion and high abrasion.The main materials for engine valve steel bars are 21-2N,21-4N,21-4NWNb,HNV1,HNV3,X50CrSi82

Characteristic

Good strength, high hardness, wear resistance, high temperature resistance

Specifications of Austenitic engine valve steel bar

GB

(ISO 683-15:1992)

(EN 10090:1998)

(SAE J775-93)

(JIS G4311-1991)

(Abbreviated Name)

20Cr21Ni12N



EV4

SUH37

21-12N

33Cr23Ni8Mn3N

X33CrNiMnN238

X33CrNiMnN23-8 
(1.486 6)

EV16


23-8N

45Cr14Ni14W2Mo




SUH31


50Cr21Mn9Ni4Nb2WN

X50CrMnNiNbN219

X50CrMnNiNbN21-9
(1.488 2)



21-4NWNb

53Cr21Mn9Ni4N

X53CrMnNiN219

X53CrMnNiN21-9
(1.487 1)

EV8

SUH35

21-4N

55Cr21Mn8Ni2N

X55CrMnNiN208

X55CrMnNiN20-8 
(1.487 5)

EV12


21-2N

61Cr21Mn10Mo1V1Nb1N





Resis 
TEL

GH4751

NiCr15Fe7TiAl


HEV3


751

GH4080A

NiCr20TiAl

NiCr20TiA1 
(2.495 2)

HEV5


80A

Chemical Compostion

Grade

Chemical Position%


C

Si

Mn

Ni

Cr

P

S

Mo

N

W

Nb

Other

5Cr21Mn9Ni4N
(21-4N)

0.48-0.58

≤0.35

8.00-10.00

3.25-4.5

20.00-22.00

≤0.040

≤0.030

 -

0.35-0.50

 -

 -

C+N≥0.90

2Cr21Ni12N
(21-12N)

0.15-0.28

0.75-1.25

1.00-1.60

10.50-12.50

20.00-22.00

≤0.035

≤0.030

 -

0.15-0.30

 -

 -


5Cr21Mn8Ni2N
(21-2N)

0.50-0.60

0.08-0.25

7.00-9.5

1.50-2.75

19.25-21.50

≤0.040

≤0.030

 -

0.22-0.40



 -

5Cr21Mn9Ni4Nb2WN
(21-4NWNb)

0.48-0.58

≤0.35

8.00-10.00

3.50-4.50

20.00-22.00

≤0.040

≤0.030

 -

0.35-0.50

0.80-1.20

1.80-2.50

 -

3Cr23Ni8Mn3N
(23-8N)

0.28-0.38

0.50-1.00

1.50-3.50

7.00-9.00

22.00-24.00

≤0.050

≤0.030

≤0.50

0.25-0.35

≤0.50

 -

 -

X60CrMnMoVNbN21-10

0.57-0.65

≤0.25

9.50-11.50

≤1.50

20.00-22.00

≤0.050

≤0.025

0.75-1.25

0.40-0.60


1.00-1.20

V:0.75-1.00

X50CrMnNiNbN21-9

0.45-0.55

≤0.45

8.00-10.00

3.50-5.00

20.00-22.00

≤0.050

≤0.030


0.40-0.60

0.80-1.50

1.80-2.50


4Cr14Ni4W2Mo

0.40-0.50

≤0.80

≤0.70

13.00-15.00

13.00-15.00

≤0.035

≤0.030

 0.26-0.40

-

2.00-2.75

-

-

3Cr20Ni11Mo2PB
(20-11PB)

0.25-0.35

≤0.50

≤1.20

10.00-12.00

19.00-21.00

0.18-0.25

≤0.030

 1.80-2.50

≤0.07

-

-

B:0.001-0.0

Application Area

Dia 3.7mm-4mm apply to Minipower matching such as aeromodelling,mower

Dia 4.5mm-5mm apply to small vehicle such as car,motorbike

Dia 5.5mm-8mm apply to oversize vehicle such as autotruck,bus

Dia 8.0mm-12.5mm apply to heavy vehicle such as construction machine,heavy duty vehicle

Dia above of 12.5mm apply to steamship,such as cruise ship,aircraft carrie

Shipping details

1. Every wooden box loaded with good shoring and strengthening ;
2. Take container loading pictures and seal the container ;
3. Transportation speed is quick and keep customer each step informed .

Packing details: Packed well with export standard ( Bundled with waterproof woven and with plywood pallets ). 

Special packing is available as per customer’s requirement for engine valve steel bar.

PH Stainless Steel
17-4PH
17-7PH
15-5PH
Contacts​
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/ 0731-82250427
Email:info@ronsteel.com
Address: 1706, FuLi Building, NO.97, JiuCaiYuan Road, FuRong District, Changsha,Hunan, China

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