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Home > Products > Precision Steel Tube > DIN2391 ST52.4 Seamless OD16 WT1.5 +NBK Cold Drawn Precision Steel Tube +/-0.03mm Wall for Fuel Injection

DIN2391 ST52.4 Seamless OD16 WT1.5 +NBK Cold Drawn Precision Steel Tube +/-0.03mm Wall for Fuel Injection

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

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Highlight:

DIN2391 ST52.4 +/-0.03mm Tube

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OD16 WT1.5 Precision Steel Tube

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Fuel Injection Tight Tolerance Tubing

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
DIN2391 ST52.4 Seamless OD16 WT1.5 +NBK Cold Drawn Precision Steel Tube +/-0.03mm Wall for Fuel Injection

DIN2391 ST52.4 OD16 WT1.5 Cold Drawn Precision Steel Tube +/-0.03mm Wall

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.

Tolerance control scheme

ItemControlled value
Outer diameter+/-0.03mm Wall reference, OD 16 mm
Wall thickness1.5 mm, +/-5 percent cap
Eccentricity0.02 mm max
Straightness0.3 mm per meter max
Inner surfaceNo oxidation layer, Ra 0.4 um on request
Delivery condition+NBK

Key features

  • Tight dimensional window on OD, wall and bore keeps fit and roundness repeatable batch to batch
  • Nickel plated anti rust, produced on cold drawing lines with in-process laser gauging
  • No cracking under flaring, flattening and cold bending tests
  • Holding pressure without leakage after hydraulic proof test
  • Ends cut square and deburred, plastic caps fitted on both ends

Typical application

Fuel Injection and similar assemblies that depend on stable bore and OD tolerance for sealing, guiding or fitting.

Quality documents

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.

Packing and shipping

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.