Zhangjiagang Guangda Special Material Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T |
| Supply Ability | 500000 ton/year |
| Delivery Time | 15-45 work days |
| Material | 25CrMo4 1.7218 |
| Heat treatment | Annealing,Normalizing,Tempering ,QT etc . |
| Standard | EN10250,EN10083,SEW550 etc |
| Shape | Round, flat, hexagonal, block, shaft etc |
| Surface | Black, Turned , Rough turnned ,premachined,Polish |
| Length | Max 10000mm (10m) |
| Diameter | φ150-1500mm |
| Trade Mark | GD |
| Brand Name | Guangda |
| Certification | DNV, BV, Rina, ISO, GL, ABS, LR ,CCS ,PED |
| Place of Origin | Jiangsu China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T | Supply Ability | 500000 ton/year |
| Delivery Time | 15-45 work days | Material | 25CrMo4 1.7218 |
| Heat treatment | Annealing,Normalizing,Tempering ,QT etc . | Standard | EN10250,EN10083,SEW550 etc |
| Shape | Round, flat, hexagonal, block, shaft etc | Surface | Black, Turned , Rough turnned ,premachined,Polish |
| Length | Max 10000mm (10m) | Diameter | φ150-1500mm |
| Trade Mark | GD | Brand Name | Guangda |
| Certification | DNV, BV, Rina, ISO, GL, ABS, LR ,CCS ,PED | Place of Origin | Jiangsu China |
| High Light | 25CrMo4 Forged Round Bar ，1.7218 Forged Round Bar ，alloy steel round bar 25CrMoS4 | ||
25CrMo4 1.7218 forged round bar alloy steel 25CrMoS4 steel Manufacturer
25CrMo4 belongs to alloy structural steel, and also belongs to quenched and tempered steel in special steel.It is distinguishing for its good matching of high strength and high toughness through certain heat treatment.
25CrMo4 Steel has excellent hardenability and tempering properties by adding proper Cr, Mo and other alloy elements.Through suitable tempering treatment,it maintains high strength and high toughness,as well as high temperature resistance,wear-resistant properties. 25CrMo4 Steel is suitable for the parts which serve in a complex environment.
Forged Round Bar 25CrMo4 1.7218 Product features
| Material | 25CrMo4 1.7218 |
| Type | Forged bar ,round ,square, flat, block, shaft etc. |
| Diameter | φ150-1500mm |
| Length | Max 10000mm (10m) |
| Surface | Black, peeled, polishing, bright, sand blast, hair line, etc. |
| Application | Mechanical engineering industry of automotive parts,oilfield equipment. |
| Tensile strength test | DIN EN ISO 6892-1 |
| Impact test | DIN EN ISO 148-1 |
| UT | DIN EN10228 Quality-Class 3 C/c or D/d |
| Grain size | ASTM E112 / EN ISO 643 |
| Applicable standard | EN10250,EN10083,SEW550 etc |
| Certificate | EN 10204 / 3.1 3.2 |
Forged Round Bar 25CrMo4 1.7218 Chemical Compostion
| Standard | Steel designation name | Number | C | Si | Mn | P | S | Cr | Mo | Ni |
| EN10250 | 25CrMo4 | 1.7218 | 0.22-0.29 | ≤0.40 | 0.60-0.90 | ≤0.035 | ≤0.035 | 0.90-1.20 | 0.15-0.30 | - |
Forged Round Bar 25CrMo4 1.7218 Mechanical properties
| Mechanical properties in the quenched and tempered condition (continued) Thickness of ruling section tR | ||||||||||||||||||
| Steel designation | tR≤160mm | 160＜tR≤330mm | 330＜tR≤660mm2) | |||||||||||||||
| Standard | Name | Number | Remin N/mm² | Rmmin N/mm² | A min % | KV min J | Remin N/mm² | Rmmin N/mm² | A min % | KV min J | Remin N/mm² | Rmmin N/mm² | A min % | KV min J | ||||
| 1 1) | tr 1) | 1 1) | tr 1) | 1 1) | tr 1) | 1 1) | tr 1) | |||||||||||
| EN10250 | 25CrMo4 | 1.7218 | 450 | 700 | 15 | 50 | 400 | 650 | 17 | 13 | 45 | 27 | 380 | 600 | 18 | 14 | 38 | 22 |
Forged Round Bar 25CrMo4 1.7218 Comparison of steel grades
| EN | Number | ISO 683-1:1987 | Germany | United Kingdom | France | Italy | Sweden | Spain |
| 25CrMo4 | 1.7218 | 25CrMo4 | 25CrMo4 | (708M25) | 25 CD 4 | (25CrMo4) | 2225 | - |
Forged Round Bar 25CrMo4 1.7218 Heat treatment
About Guangda For forged round bar
25CrMo4 QT
1.7218
25CrMo4 material
Company Details
Business Type:
Manufacturer
Year Established:
2003
Total Annual:
0.4 billion-0.6 billion
Employee Number:
1800~2500
Ecer Certification：
Site Member
Zhangjiagang Guangda Special Material Co.,Ltd was established in 2003. We located in Jiangsu Province beside Shanghai. Act as the high-tech enterprises with high-quality special alloy materials as the core business belong to the "advanced iron and steel materials" industry under the ... Zhangjiagang Guangda Special Material Co.,Ltd was established in 2003. We located in Jiangsu Province beside Shanghai. Act as the high-tech enterprises with high-quality special alloy materials as the core business belong to the "advanced iron and steel materials" industry under the ...
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