Black Steel ERW Pipes, Round Black Pipes, Square Black Pipes, Rectangular Black Pipes Supplier In Mumbai

Suppliers of Black Steel Pipes, Black Steel Tubes, Black ERW Steel Pipes Manufactirer, Exporter in India

Black Steel Pipes/Tubes, Black Pipes IS: 1239(Part-1) 2004, Equivalent to BS – 1387 / 1985, IS: 3589-2001, IS: 10577

As one of the leading suppliers of black steel pipes in Mumbai, Global Steel Alloys stocks an extensive range of electric resistance welded - ERW black steel pipes and tubes in a size range of 15mm. N.B. to 150mm N.B. in the Light, Medium and Heavy classes, confirming to IS: 1239 (Part-1) 2004, Equivalent to BS : 1387.

We also offer these Black ERW Steel Pipes in compliance with IS: 3589-2001 and IS: 10577-1982. All black steel ERW pipes supplied by us are produced in accordance with ASTM /IS/BS specifications.

At Global Steel Alloys, we strictly adhere the scheme of Testing and Inspecting of these Round Black Pipes that are being laid down by the Bureau of Indian Standards (BIS) – IS:1239 & IS:3589. We can offer this Square Black Pipes beveled or plain ended.

 

ERW Black Steel PipesERW Black Steel Pipes
ERW Black Steel TubesERW Black Steel Tubes

 

Black Steel Pipes/Black Steel Tubes Manufacturer, Supplier in India - IS:1239 (Part-1) 2004, Equivalent to BS:1387, FE 330, IS:3589


Black Steel Pipes, Black Tubes Product, Stock Range

Size: 15mm NB to 150mm NB (1/2” to 6”), 7″ (193.7mm OD to 20″ 508mm OD)

Dimension & Tolerance: Black Steel Pipes Dimensions – IS: 1239 (Pt I) – 2004, Equivalent to BS – 1387 / 1985

Specifications: IS – 1239 (Part -1) 2004, Equivalent to BS – 1387 / 1985

Surface Finish: Black

Features: High Strength, Corrosion Resistant, High Toughness and Deformability

Length: As per customer’s requirement (Maximum upto 7 meters)

Features: High Strength, Corrosion Resistant, High Toughness and Deformability


Black Steel Pipes, Black Tubes Dimensions Confirming to IS: 1239 (Part – I) – 2004, Equivalent to BS – 1387 / 1985

 

Nominal Bore Outside Diameter Light (A-Class) Thickness Weight Medium (B-Class) Thickness Weight Heavy (C-Class) Thickness Weight
Inch mm Inch mm mm kg/mtr mm kg/mtr mm kg/mtr
1/8″ 3 mm 0.406 10.32 1.80 0.361 2.00 2.65 0.493
1/4″ 6 mm 0.532 13.49 1.80 0.517 2.35 0.407 2.90 0.769
3/8″ 10 mm 0.872 17.10 1.80 0.674 2.35 0.852 2.90 1.02
1/2″ 15 mm 0.844 21.43 2.00 0.952 2.65 1.122 3.25 1.45
3/4″ 20 mm 1.094 27.20 2.35 1.410 2.65 1.580 3.25 1.90
1″ 25 mm 1.312 33.80 2.65 2.010 3.25 2.440 4.05 2.97
1.1/4″ 32 mm 1.656 42.90 2.65 2.580 3.25 3.140 4.05 3.84
1.1/2″ 40 mm 1.906 48.40 2.90 3.250 3.25 3.610 4.05 4.43
2″ 50 mm 2.375 60.30 2.90 4.110 3.65 5.100 4.47 6.17
2.1/2″ 65 mm 3.004 76.20 3.25 5.840 3.65 6.610 4.47 7.90
3″ 80 mm 3.500 88.90 3.25 6.810 4.05 8.470 4.85 10.1
4″ 100 mm 4.500 114.30 3.65 9.890 4.50 12.10 5.40 14.4
5″ 125 mm 5.500 139.70 4.85 16.20 5.40 17.8
6″ 150 mm 6.500 165.10 4.85 19.20 5.40 21.2


Big Diameter Black Steel Pipes, Black ERW Pipes Confirming to IS 3589, Grade FE330, Grade FE410

 

Wall Thickness NominalBore 7″ NB 193.7 mm OD NominalBore 8″ NB 219.1 mm OD NominalBore 10″ NB 273 mm OD NominalBore 12″ NB 323.7 mm OD NominalBore 14″ NB 355.6 mm OD NominalBore 16″ NB 406.4 mm OD NominalBore 18″ NB 457mm OD NominalBore 20″ NB 508 mm OD
mm Kg/mtr Kg/mtr Kg/mtr Kg/mtr Kg/mtr Kg/mtr Kg/mtr Kg/mtr
4.85 22.59 25.62 32.07 38.13
5.20 24.17 27.43 34.34 40.85
5.60 26.00 29.28 36.93 43.93 48.11  
6.00 27.88 31.53 39.50 47.02 51.49 61.00 69.00
6.35 29.34 33.28 41.73 49.67 54.43 62.35 70.50 78.50
7.01 32.77 36.76 46.43 55.45 61.82 69.04
7.94 41.00 50.95 61.85 67.98 77.94 87.80
8.18 42.56 53.42 65.12
9.53 51.50 60.24 73.75 81.21 93.13 105.00 117.00
12.70 107.28 123.30 139.00 155.00


Black Steel Pipes, Black Steel Tubes Tolerance as per IS 1239

 

(a) Thickness
(1) Butt welded Light tubes +Not limited
– 8 percent
  Medium and Heavy tubes + Not Limited
– 10 percent
(2) Seamless Tubes +Not Limited
– 12.5 percent


(b) Weight :
(1) Single tube (light series) +10 percent
– 8 percent
(2) Single tube
(medium & heavy Series)
+10 percent


Origin of material (Make):

 


V & M France

Mannesmann Brazil

Dalmine Italy

Tubacex Spain

 


Nippon Steel & Sumitomo Metal, Japan

Sumitomo Japan

ArcelorMittal Romania

JFE Steel Corporation Japan

 


Ratnamani India

Rajendra Industrial Corporation India

Outokumpu Finland

Welspun India

 

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