30CrMnSiA alloy seamless steel pipe belongs to medium carbon steel, with high strength and good welding performance. Although the welding performance is poor, it can be welded with a thickness of more than 3mm through proper preheating treatment. This material has high strength and sufficient toughness after quenching and tempering, and good hardenability. It is suitable for making parts such as grinding wheel shafts, gears, and sprockets. 30CrMnSiA gas cylinder tube has good processability, small processing deformation, and good fatigue resistance. It is particularly suitable for shaft and piston parts. In addition, it is also widely used in the manufacture of various special wear-resistant parts such as automobiles and aircraft.
GB/T18248 30CrMnSiA air bottle pipes Chemical Composition and Mechanical Property
|
Grade |
C |
Si |
Mn |
P | S | P+S | Cr | Mo | V | Ni | Cu |
|
30CrMnSiA |
0.28-0.34 |
0.90-1.20 |
0.80-1.10 |
≤0.020 | ≤0.020 | ≤0.030 | 0.80-1.10 | ≤0.10 | - | ≤0.30 | ≤0.20 |
| Grade | Yieldstrength(MPa), min | Tensilestrength(Mpa), min | Elongation(%), min |
| 30CrMnSiA | 885 | 1080 | 10 |
30CrMnSiA High pressure cylinder pipe
GB/T 18248 Cabon Seamless Steel Pipe
CE Certificate,API Certificate
Surface Treatment:Varnish or black painting
Grade: 30CrMnSiA
Size:10.3-914.4mm
Why Choose GNEE
GNEE has 14 steel production lines, 10 processing equipment for processing, bending, coating, heat treatment, cutting, drilling, beveling, tempering, surface treatment, etc., complete testing equipment and strong technical force. The annual production capacity is more than 60,000 tons. It is exported to more than 60 countries and regions including Kazakhstan, Canada, India, Brazil, Southeast Asia, etc.
If any question,please contact with us freely by E-mail or Telephone.sales@gneetube.com
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FAQ
1.Q.How do we trust your company?
A. We specialist in steel business for many years, authenticated by SGS,welcome to visit our factory.
2.Q.Can your products be customized?
A.Yes, we can produce and process according to your requirements.
3.Q.Do you have quality control?
A.Yes, we have got BV.SGS certification.
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