Straight Slit Hollow Black Round Tube

Discover the precision and versatility of our high-quality Straight Slit Black Round Tube, engineered for demanding applications. This durable component is also available as a Black Round Tube with Straight Slit, offering excellent structural integrity and a clean, functional aesthetic. For projects requiring a robust conduit or structural element, our Straight Slotted Black Circular Pipe provides reliable performance. We also manufacture a premium Black Straight Slit Round Pipe, designed to meet stringent industrial standards for dimensional accuracy and surface finish.


The Straight Slit Hollow Black Round Tube is defined by its exact specifications, ensuring it performs reliably in its intended role. Below are the detailed parameters that define this product.

Core Material & Manufacturing Specifications

  • Base Material: High-grade carbon steel or specified alloy.
  • Manufacturing Process: Cold drawn, seamless or welded, with post-weld treatment.
  • Surface Finish: Matte black oxide coating or powder coat for corrosion resistance and uniform appearance.
  • Slit Feature: Precision-cut straight slit along the longitudinal axis; width and tolerance are application-specific.

Dimensional & Technical Parameters

ParameterStandard Range / SpecificationNotes
Outer Diameter (OD)12.7 mm (0.5") to 152.4 mm (6")Custom diameters available upon request.
Wall Thickness1.2 mm to 6.0 mmVaries with diameter; impacts weight and rigidity.
Standard Length6 meters (20 ft)Can be cut to specific lengths with tolerance ±1.5mm.
Slit Width1.5 mm to 10 mmTolerance typically ±0.1mm to ±0.3mm.
Straightness Tolerance≤ 1.5 mm per meterEnsures alignment in structural assemblies.
Weight per MeterVaries by OD and wall thicknessDetailed weight charts provided for engineering.

Performance & Compliance Standards

  • Structural Integrity: Designed to support axial loads and moderate bending moments as per calculated specifications.
  • Corrosion Resistance: Black finish provides a protective layer; suitable for indoor use or mild outdoor environments.
  • Dimensional Compliance: Manufactured to meet ASTM, DIN, or equivalent international standards for tubing.
  • Primary Applications: Framework components, protective casings, mechanical linkages, architectural features, and custom fabrications.

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