Class Pipe4" Nominal Size BSTI & ISO Certified Standard

BS 3505 - Class - Afrooz - Special Quality (4")

4" BS 3505 Special Quality (20ft) with 6.0-6.9mm thickness for tubewell casings.

PRO CODE4011
NOMINAL SIZE4"
THICKNESS (MIN/MAX)6.0-6.9 mm
STANDARD LENGTH20 Feet

ENGINEERING & SPECIFICATIONS

Dimensional Intelligence & Physical Parameters

Precision-calibrated manufacturing telemetry ensuring tight tolerances, uniform wall geometry, and seamless pipe joints.

Wall Thickness

Calibrated Min/Max Gauge

6.0-6.9 mmExtrusion Calibrated
Rating ToleranceBSTI Standard Class
Wall Uniformity≥ 99.2% Symmetry

Nominal Pipe Bore

Standard Imperial & Metric

4"
Standard Size:4"
Internal Bore:Ultra-Smooth Friction Free

Standard Length

Single Extrusion Run

0 ft20 FeetMax Extrusion

Precision factory socket & spigot design for fast, secure connections.

Material & Color Tone

Virgin Polymer Chemistry

Gray
100% Virgin Resin (Lead-Free)
UV Stabilized for tropical weather
Non-Conductive & Scale Proof
DATASHEET

Technical Master Datasheet

Product Code (PRO Code)4011
Full Product NameBS 3505 - Class - Afrooz - Special Quality (4")
Product CategoryClass Pipe
Nominal Size (Inch / mm)4"
Color FinishGray
Wall Thickness (Min/Max)6.0-6.9 mm
Standard Length20 Feet
Specification / Quality GradeBS 3505 Special Quality 4-Inch
Standard ComplianceBSTI & ISO Compliant | BUET Tested
Raw Material Grade100% Virgin Polymer Resin
Factory OriginKollogram, Khadim Nagar, Sylhet, Bangladesh

Detailed Engineering Overview

Primary casing pipe for municipal and deep agricultural tubewells across Bangladesh.