Product Details
Place of Origin: Jiangsu, China
Brand Name: Hongbao
Certification: ISO 9001, IATF 16949, EN 10204 3.1
Model Number: DIN2391-ST52.4-OD16
Payment & Shipping Terms
Minimum Order Quantity: 1 ton
Price: USD 900 - 1500 / Ton
Packaging Details: Anti-rust oil, plastic end caps, woven bundle, seaworthy wooden case
Delivery Time: 15-25 days after deposit
Payment Terms: T/T, L/C at sight
Supply Ability: 60000 MT per Year
Standard: |
DIN2391 |
Steel Grade: |
ST52.4 |
Outer Diameter: |
16 Mm |
Wall Thickness: |
1.5 Mm |
Tolerance Grade: |
+/-0.03mm Wall |
Eccentricity: |
0.02 Mm Max |
Straightness: |
0.3 Mm/m Max |
Inner Surface Roughness: |
Ra 0.4 Um On Request |
Delivery Condition: |
+NBK |
Length: |
5.8 M Or 6 M, Cut To Length |
Application: |
Fuel Injection |
Ends: |
Square Cut, Deburred, Plastic Capped |
Standard: |
DIN2391 |
Steel Grade: |
ST52.4 |
Outer Diameter: |
16 Mm |
Wall Thickness: |
1.5 Mm |
Tolerance Grade: |
+/-0.03mm Wall |
Eccentricity: |
0.02 Mm Max |
Straightness: |
0.3 Mm/m Max |
Inner Surface Roughness: |
Ra 0.4 Um On Request |
Delivery Condition: |
+NBK |
Length: |
5.8 M Or 6 M, Cut To Length |
Application: |
Fuel Injection |
Ends: |
Square Cut, Deburred, Plastic Capped |
Product overview. This DIN2391 grade ST52.4 precision steel tube is cold drawn to a +/-0.03mm wall and supplied in +NBK delivery condition. Wall thickness is controlled within +/-5 percent and straightness within 0.3 mm per meter, so the tube seats cleanly in fuel injection assemblies without extra sizing, reaming or scrap loss on the line.
| Item | Controlled value |
|---|---|
| Outer diameter | +/-0.03mm Wall reference, OD 16 mm |
| Wall thickness | 1.5 mm, +/-5 percent cap |
| Eccentricity | 0.02 mm max |
| Straightness | 0.3 mm per meter max |
| Inner surface | No oxidation layer, Ra 0.4 um on request |
| Delivery condition | +NBK |
Fuel Injection and similar assemblies that depend on stable bore and OD tolerance for sealing, guiding or fitting.
EN 10204 3.1 mill test certificate, dimensional inspection report, eddy current or hydrostatic test report on request. ISO 9001 and IATF 16949 certified production.
Anti-rust oil, plastic end caps, woven bag bundled, seaworthy wooden case. Hexagonal or square bundled packing available for container loading.
Send your drawing and tolerance requirement, we will confirm the closest mill standard and quote within 24 hours.