The products are made of Baosteel steel billet raw materials and manufactured by German production technology.
The products meet the German DIN2391 and European EN10305-1/4 standards. Product features: high dimensional
accuracy, good internal and external surface finish, high-gloss surface, no oxide layer on the inner and outer walls of
the steel pipe after NBK normalizing heat treatment, good inner wall cleanliness, high pressure steel pipe, no
deformation after cold bending, no flaring, flattening Cracks can be processed for various complex deformations
and mechanical processing.
Precision Steel Pipe Engine Fuel Injector as per standard EN 10305 or DIN 2391
Chemical composition of EN 10305-1
| Steel Grade | C | Si | Mn | P | S | Al |
| Steel name | Steel number | max | max | max | max | max | min |
| E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
| E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | -
|
Mechanical and techological properties of EN 10305-1
| Mechanical properties at room temperature |
| Steel grade | Minimum values for the delivery condition |
| Steel name | steel nubmer | (+Cc) | (+LCc) | (+SR) | (+Ad) | (+N) NBK |
| Rm Mpa | A % | Rm Mpa | A % | Rm Mpa | ReH Mpa | A % | Rm Mpa | A % | Rm Mpa | ReH Mpa | A % |
| E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290-430 | 215 | 30 |
| E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 |
| E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450f | 10 | 450 | 22 | 490-630 | 355 | 22 |
- Heat Treatment: +C, +LC, +N, +SR
- Delivery: 60-70 days after receiving 30% T/T in advance
- Payment terms: 30% T/T in advance, the balance 70% paid before shipment.
- Packaging: antirust protection, In hexagon bundles
- Marks on pipes(tubes): Standard,Steel Grade, Size, Heat No.( or at the buyer's option).
- Mill Test Certificate:EN10204 3.1
Our products are widely used in:
Injection molding machine Heavy machinery Compressor Shipbuilding industry
Railway locomotive Diesel engine Utility boiler
Power equipment Heavy duty automobile Forging and stamping machine
Engineering machinery Machine tool industry Hydraulic industry Special vehicle
Automobile pipeline
Main Characteristics of Precision Steel Pipe Engine Fuel Injector :
No Oxidation Layer on the Outer and Inner Walls
No Crack under Flaring and Flattening
No Leakage under High Pressure
No Distortion after Cold Bending
High Precision High Cleanness Excellent Brightness
