1.4731
Application:Valve steels and alloys for internal combustion engines
Chemical composition(mass fraction)(wt.%) of the 1.4731
Elements |
Min.(≥) |
Max.(≤) |
C |
0.35 |
0.45 |
Si |
2.00 |
3.00 |
Mn |
- |
0.80 |
P |
- |
0.040 |
S |
- |
0.030 |
Cr |
9.50 |
11.50 |
Ni |
- |
0.50 |
Mo |
0.80 |
1.30 |
Mechanical properties of grade 1.4731
Yield |
Tensile |
Impact |
Elongation |
Reduction in cross section on fracture |
As-Heat-Treated Condition |
HBW |
635 (≥) |
414 (≥) |
13 |
21 |
24 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
144 |
Physical properties of grade 1.4731
Property |
Density |
Temperature T |
Specific heat |
Thermal conductivity |
Electric resistance |
218 (≥) |
878 (≥) |
11 |
24 |
13 |
Solution and Aging, Annealing, Ausaging, Q+T,etc |
Temp. |
Creep strain limit |
Creep rupture strength |
- |
- |
- |
921 |
979 |
949 |
- |
- |
- |
Application
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Production Workshop
Below inspection will be done in the production.
(1) Ray detection---RT;
(2) Ultrasonic testing---UT;
(3) Magnetic Particle Testing-MT;
(4) Penetration testing-PT;
(5) Eddy current flaw detection-ET.
Company information
Bozhong Group Mainly supply in forms of coil, sheet, plate, rod, bar, tube, pipe, beam, angle, flange, wire, strip, channel, etc., with various varieties, wide range of dimensions, high purity, stable chemical composition, high dimensional accuracy and excellent surface quality. The products are mainly used in the fields of industries such as automobile engineering, railway transportation, aviation, aerospace, machinery, petrochemical, energy, environmental protection, offshore, chemical, oil & gas, military, power plant, nuclear power, pressure vessel, boiler equipment, mold manufacture, etc.
- Steel Coil
- Steel Plate
- Steel Sheet
- Steel Bar/Rod
- Steel Round bar
- Steel Flat bar
- Steel Square bar
- Steel Pipe/Tube ( Welded or Seamless )
- Steel Round Pipes
- Steel Square Pipes
- Steel Welded Tubes
- Steel Seamless Tubes
- Steel Strip
- Steel BeamSteel Angle
- Steel Channel
- Steel FlangeSteel Wire
Bozhong Group can supply a variety of structural steel, high-strength steel, wear-resistant steel plate, boiler and pressure vessel steel, marine engineering and stainless steel plate in the thick steel and various European standard bars and pipes and profiles.Our global sales and service network throughout all around the world to ensure that the goods reach the customer in the shortest time.
We can follow your drawings and requirements, to provide you with oxygen cutting, plasma cutting and laser cutting and other processing services. You can also perform ultrasonic testing in accordance with EN10160 standard, EN10164 standard test Z15, Z25, Z35, weld bending detection, PWHT detection,etc.
We have ISO9001: 2000 quality management system certification, and obtain the quality certification from all the well-known certification company, including TuV / LRS / GL / CE and so on.
Special steel includes as below:
Boiler and pressure vessel steel
Pipeline steel
Bridge steel
Nuclear power steel
Structural steel
Die steel
High strength steel
Abrasion resistant steel
Weathering, corrosion resistant and fire resistant steel
High rise building steel
Shipbuilding and offshore engineering steel
FAQ
Q: Are you a manufacturer or merely a trader?
A: We are group of companies and owned manufacturer bases and trading company. We specialized in special steel which include alloy structural steel and carbon steel and stainless steel, etc. All material are with high quality and competitive price.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as TUV, CE, if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival.
Q: Delivery time?
A: We have ready stock for most of material grades in our warehouse. If the material don’t have stock, the delivery lead time is about 5-30 days after receiving your prepayment or firm order.
Q: What is the payment term?
A: T/T or L/C.
Q: Can you provide a sample for our testing before confirming the order?
A: Yes. We can provide sample to you for approval before you place an order to us. Free sample is available if we have stock.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.
Customer Visiting
Warmly welcome! Pick up your EN 1.4731 0.08-200mm thickness hot rolled and galvanized mild steel plates and Call us!
Send us the inquiry here!
We will reply you at the first time.
Steel Plate has lots of good quality: surface is smooth, high plasticity, toughness and mechanical strength, resisting acid and alkali corrosion of gas, solution, and other media.EN 1.4731 0.08-200mm thickness hot rolled and galvanized mild steel plates is a kind of alloy steel and not easy to rust, but not absolutely not to rust. Stainless steel plate can resist weak media such as air, Steel Plate steam and water corrosion resistance of steel, acid steel plate refers to the nedia, resisting chemical etching media such as acid, alkali, EN 1.4731 0.08-200mm thickness hot rolled and galvanized mild steel plates salt corrosion of the steel plate. Since the beginning of the 20th century, and stainless steel plate has a history of more than a century.
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Steel Plate used for architectural decoration, luxury doors, elevators decorating, metal tank shell, ship building, decorated inside the train, as well as outdoor works,EN 1.4731 0.08-200mm thickness hot rolled and galvanized mild steel plates advertising nameplate, the ceiling and cabinets, aisle panels, screen,Steel Plate the tunnel project, hotels, guest houses, entertainment place,kitchen equipment,light industrial and others.