Type: | Alloy Steel Bar |
---|---|
Special Use: | Mold Steel |
Alloy Or Not: | Is Alloy |
Application: | Structural Steel Bar |
Technique: | Forged |
Model Number: | AISI 4340 |
Brand Name: | Kangheng |
Place of Origin: | China (Mainland) |
Dimensions: | 16-500mm |
Standard: | AISI,ASTM,BS,DIN,GB,JIS |
Steel Grade: | Forged Rond Steel AISI 4340 |
Product Name: | Structural Alloy Forging Carbon Tool Steel 4340 |
Surface treatment: | Black/Grinded/Machined/Turned |
Production route: | EF/EAF+LF+VD/ESR |
Quality inspection: | UT, Chemical test, Microstructure, Physical properties etc. |
UT test standard: | SEP1921-84 class3 C/c to D/d |
Certification: | ISO9001 |
Service: | Free Sample and 24 Hours Online |
Delivery Condition: | Hot Forged or Rough Machined |
Heat Treatment: | Annealing/Quenching/Tempering |
Quick Details
Specifications
Size of 4340 (can be sustomized) | ||||
Round bar | Diameter(mm): | Hot Forgeed:φ50-500 | Length(mm):2500-5800 | |
Hot Rolled:φ≤50 | ||||
Steel plate | Thickness(mm): | Hot Forged: ≥20 | Width(mm): 20-810 | |
Hot Rolled: ≤20mm |
Steel Grade | ||||||
GB | DIN | W-Nr | AISI | JIS | BOHLER | Ss14 |
40CrNiMoA | 40NiCrMo22 | 1.6582 | 4340 | SACM639 | / | / |
GB 40CRNIMOA/ DIN 40NICRMO22/ W-Nr 1.6582/AISI 4340/JIS SACM639 | |||
Characteristics: | |||
1.Low alloy steel containing nickle,chromium and molybdenum; | |||
2.It is known for its toughness and capability of developing high strength in the heat treated condition. | |||
Applications: | |||
Typical applications are for structural use ,such as aircraft landing gear ,power transmission geras and shafts | |||
and other structural parts. |