
1.8550 Forged Bar/DIN 1.8550/34cralni7 Nitriding Steel Round Bar/Flat Bar/Steel Block/Round Bar
Ningbo Ningshing Precision Machinery Group Co., Ltd.- Type:Round
- Standard:AISI, ASTM, DIN, JIS, GB, BS
- Composition:Check Detailed Description
- Technique:Forged
- Shape:Bar
- Surface Treatment:Black, Machined
Base Info
- Model NO.:34cralni7
- Special Use:High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel
- Application:Tool Steel Bar
- Transport Package:Nude Packing
- Specification:Diameter: 200-600mm
- Trademark:Ningbo Ningshing
- Origin:China
Description
Basic Info.
Model NO. 34cralni7 Special Use High-strength Steel Plate, Wear Resistant Steel, Silicon Steel, Cold Heading Steel, Free Cutting Steel, Mold Steel Application Tool Steel Bar Transport Package Nude Packing Specification Diameter: 200-600mm Trademark Ningbo Ningshing Origin ChinaProduct Description
DIN 1.8550 | 34CrAlNi7 Nitriding Steel Round Bar
Dimensions
Forged Round: dia.200-600 mm.
DeliveryCondition
EAF+LF+VD, Hot Rolled or Forged, Black surface or Machined surface (Peeled, Turned, Grinded),
Annealed or Q+T, UT 100% Passed.
Chemical Composition(%)
C | Si | Mn | P | S | Cr | Mo | Ni | Al |
0.30 0.37 | ≤ 0.40 | 0.40 0.70 | ≤ 0.025 | ≤ 0.035 | 1.50 1.80 | 0.15 0.25 | 0.85 1.15 | 0.80 1.20 |
Characteristics
Al-alloyed nitriding steel grade for large-sections.
Applications
1.8550 is used as nitriding steel for quenched and tempered parts of machinery and is frequently used in automotive industry. This material resists a high wear stress. Many of these components will be nitrided.







