Products : TUBE MILL : EN-39

TECHNICAL DATA FOR METAL SCAFFOLDING AS PER SPECIFICATION BS EN 39 : 2001

Outside Diameter

Thickness

Weight per unit length

Inches

mm

Inches

 mm  

lbs/foot

kg / m

1.1/2

48.3

0.126

3.2

2.392

3.56

1.1/2

48.3

0.157

4.0

2.937

4.37

 
TOLERANCES


Outside Diameter

Thickness

Weight

+ 0.5mm

-10%

-7.5% On Single Tube

STEEL GRADE : S235GT

CHEMICAL COMPOSITION
 


% C (Max)

% Si (Max)

% Mn (Max)

% P (Max)

% S (Max)

% Al  (Max)

0.20

0.05

1.40

0.040

0.045

0.020

 MECHANICAL PROPERTIES

YIELD STRENGTH : 235 MPa (Min)
TENSILE STRENGTH : 340-520 MPa
ELONGATION : 24% (Min) on Gauge Length
                            5.65 x Sq. Root of Cross Sectional Area

END FINISH : Square Cut

STRAIGHTNESS : 1 mm in 500 mm length.

FLATTENING TEST

  1. For Weld Test : Flatten upto 75% of Original Tube OD
  2. For Material other than Weld : Flatten upto 60% of Original Tube OD

ZINC COATING : 40 Microns Minimum Outside

MARKING :  "EN 39 AJSP 3"   for 3.2mm
                     "EN 39 AJSP 4"   for 4.0mm

DELIVERY CONDITIONS

  1. As Rolled Condition (Without Protection)
  2. Hot Dip Galvanized

Gallery