Loading...
banner

our products

Product Range

SPS TUBE INDUSTRIES commenced manufacturing operations at Kathwada near Ahmedabad with the set up of continuous tube mill to, make a stainless steel welded tubes (ERW) in 2003.

Product Image

round tubing series

Product Image

American Schedule Piping series

Product Image

Square tubing series

Product Image

Rectangle tubing series

Section Banner

Manufacturing Process

The manufacturing of stainless steel welded tubes is carried out on custom designed,sophisticated tube mills where stainless steel strips,slit to precise widths, are continuously formed into a tubular shape and welded by Tungsten - Inert-Gas(TIG) welding

read whole process

For Round


OD/ Thickness
( mm )
Weight / Thickness
1.0 1.2 1.5 1.6 2.0 2.3 2.5 2.6 3.0
25.40 0.611 0.727 0.898 0.954 1.172 1.33 1.434 1.484 1.667
28.70 0.687 0.818 1.012 1.075 1.324 1.506 1.625 1.683 1.912
31.80 0.771 0.919 1.138 1.21 1.492 1.699 1.834 1.901 2.163
38.10 0.920 1.098 1.362 1.448 1.791 2.042 2.207 2.289 2.612
42.60 1.032 1.232 1.529 1.627 1.334 2.299 2.486 2.579 2.947
48.30 1.173 1.402 1.741 1.853 2.297 2.624 2.840 2.947 3.371
50.80 1.247 1.49 1.852 1.971 2.444 2.793 3.024 3.138 3.591
57.10 1.391 1.664 2.069 2.202 2.733 3.126 3.386 3.515 4.026
63.50 --- 1.872 2.329 2.48 3.08 3.525 3.819 3.965 4.545

For Square & Rectangle


OD/ Thickness
( mm )
Weight / Thickness
1.2 1.5 2.0 3.0 3.2 3.5 4.0
20 × 20 0.727 0.898 0.594 1.667 --- --- ---
25 × 25 0.925 1.145 1.495 2.216 --- --- ---
20 × 40 1.106 1.371 1.480 --- --- --- ---
30 × 30 1.106 1.371 1.840 --- 2.720 --- ---
25 × 50 1.393 1.730 2.282 3.456 --- --- ---
40 × 40 1.496 1.859 2.454 3.756 --- 4.808 ---
50 × 50 1.556 2.329 3.080 4.650 --- 5.208 5.960
40 × 60 --- 2.307 3.051 4.502 --- --- ---
SPS
as per
ASTM
%C
(Max)
%Mn
(Max)
%P
(Max)
%S
(Max)
%Si
(Max)
%Cr %Ni %N
(Max)
Austenitic Cr-Mn*
(201 0.3% Ni) 0.13 11.0 0.1 0.015 0.750 14.0-15.25 0.40 0.200
(201 1% Ni) 0.100 10.0 0.080 0.010 0.750 15.0-16.0 1.00-2.00 0.200
(202 3% Ni) 0.150 9.75-10.75 0.100 0.020 0.750 14.50-16.00 0.40-0.55 0.200
304 0.080 2.00 0.045 0.030 0.750 18.00-20.00 8.00-12.00 0.100
316L 0.030 2.00 0.045 0.030 0.750 16.00-18.00 10.00-14.00 0.100
409M 0.030 1.50 0.040 0.015 1.000 10.50-12.50 0.30-1.00 0.030
409L 0.030 1.00 0.040 0.020 1.000 10.50-11.70 0.50 0.030
436L 0.025 1.00 0.040 0.030 1.000 16.00-19.00 0.50 0.025
439 0.030 1.00 0.040 0.030 1.000 17.00-19.00 0.50 0.030
441 0.030 1.00 0.040 0.015 1.000 17.50-18.50 --- ---
Specification Allowable Outsite
Diameter Variations
in (mm)
Allowable Wall
Thickness Variantions
Exact Lengh
Tolerances in(mm)
Testing
Nominal Dia. Over Nominal Dia. Over % Under % Over Under
ASTM A -270 Welded Sanitary Tubing 25.4 0.05 0.20 +12.5 -12.5 3.2 0 Reverse Flattening Test, 100% Hydrostatic Test, External Polish on all Tubes Refer to ASTM A - 270.
38.1 0.05 0.20 +12.5 -12.5 3.2 0
50.8 0.05 0.28 +12.5 -12.5 3.2 0
63.8 0.05 0.28 +12.5 -12.5 3.2 0
76.2 0.08 0.30 +12.5 -12.5 3.2 0
ASTM A -312 Welded Pipe 13.7 - 48.3 incl 0.40 0.80 Minimum Wall 12.5% under nominal wall speciļ¬ed 6.4
6.4
0
0
Tensile Test, Flattening Test, 100% Hydrostatic Test, Refer to ASTM A - 270.
48.3 - 114.3 incl 0.80 0.80 (Normally Random Lengths Ordered)
ASTM A - 554 Welded Tube & Sanitary Tube Under 25.4 0.25 0.25 +10 -10 4.80 0 Flattening Test, Flare Test, Hardness Test, More Tests as per customer's requirements Refer to ASTM A - 554.
25.4-38.1 0.20 0.25 +10 -10 4.80 0
38.1-50.8 0.25 0.20 +10 -10 4.80 0
50.8-63.5 0.30 0.30 +10 -10 4.80 0
63.5-76.2 0.36 0.36 +10 -10 4.80 0
76.2-88.9 0.51 0.51 +10 -10 4.80 0

Industries Surved

Our products are used in various industries like:
Shipping, Railway, Automobiles, Pharmaceuticals, Fabrications, Food etc.

  • Icon
    Shipping Lines
  • Icon
    Railway Coaches
  • Icon
    Sanitary & Plumbing
  • Icon
    Automobiles
  • Icon
    Pharmaceuticals
  • Icon
    Sugar
  • Icon
    Furniture
  • Icon
    Fabrications
  • Icon
    Dairy & Food
  • Icon
    Hospital Equipments
  • Icon
    Fertilizers
  • Icon
    & Many more...