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Engine valve steel bars are generally used in harsh conditions of high temperature, high pressure, high erosion and high abrasion.
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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 | EV16 | 23-8N | |
45Cr14Ni14W2Mo | SUH31 | ||||
50Cr21Mn9Ni4Nb2WN | X50CrMnNiNbN219 | X50CrMnNiNbN21-9 | 21-4NWNb | ||
53Cr21Mn9Ni4N | X53CrMnNiN219 | X53CrMnNiN21-9 | EV8 | SUH35 | 21-4N |
55Cr21Mn8Ni2N | X55CrMnNiN208 | X55CrMnNiN20-8 | EV12 | 21-2N | |
61Cr21Mn10Mo1V1Nb1N | Resis | ||||
GH4751 | NiCr15Fe7TiAl | HEV3 | 751 | ||
GH4080A | NiCr20TiAl | NiCr20TiA1 | HEV5 | 80A |
Chemical Compostion
Grade | Chemical Position% | |||||||||||
C | Si | Mn | Ni | Cr | P | S | Mo | N | W | Nb | Other | |
5Cr21Mn9Ni4N | 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 | 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 | 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 | 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 | 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 | 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.