Rectangular Pipe
Product name | Rectangular Pipe |
Width(mm) | 10mm*20mm ~ 400mm*600mm |
Wall Thickness(mm) | 0.5mm ~ 20mm |
Length(mm) | 0.1mtr ~ 18mtr |
Standard | ASTM A500, ASTM A53, EN 10210, EN 10219, JIS G 3466, BS 1387, BS 6323 |
Material | 20#, A53B, A106B, API 5L ST37.0,ST35.8,St37.2,St35.4/8,St42,St45,St52,St52.4 STP G38,STP G42,STPT42,STB42,STS42,STPT49,STS49 |
Surface | Black painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE |
Certificates | API5L ISO 9001:2008 TUV SGS BV etc |
Packaging | Loose package, Packaged in bundles(3Ton Max) , bundled pipes with two slings at the both end for easy loading and discharging, End with Plastic caps or as per requirement |
Application | 1. Fluid pipe 2. Power Plant 3. Structure pipe 4. High and low pressure Boiler tube 5. Seamless pipe /tube for petroleum cracking 6. Conduit pipe 7. Scaffolding pipe pharmaceutical andship,building etc. |
Rectangular Pipe sizes
Size (mm) |
Wall Thickness (mm) |
Size (mm) |
Wall Thickness (mm) |
20*20 |
1.2 |
70*70 60*80 100*40 |
1.8 |
1.3 |
2 |
||
1.4-1.5 |
2.2 |
||
1.7 |
2.3 |
||
1.8 |
2.5-4.0 |
||
2 |
4.5-5.0 |
||
2.2 |
5.5-5.75 |
||
2.3 |
75*75 60*90 100*50 |
1.8 |
|
2.5-2.75 |
2 |
||
25*25 20*30 |
1.2 |
2.2 |
|
1.3 |
2.3 |
||
1.5 |
2.5-4.0 |
||
1.7 |
4.5-5.0 |
||
1.8 |
5.5-5.75 |
||
2 |
80*80 100*60 100*80 120*60 |
2 |
|
2.3-2.3 |
2.2 |
||
2.5-3.0 |
2.3 |
||
30*30 30*40 25*40 20*40 |
1 |
2.5-4.0 |
|
1.2 |
4.5-5.0 |
||
1.3 |
5.5-5.75 |
||
1.5 |
7.5-7.75 |
||
1.7 |
100*100 120*80 |
2 |
|
1.8 |
2.2 |
||
2 |
2.3 |
||
2.2 |
2.5-5.0 |
||
2.3 |
5.5-5.75 |
||
2.5*2.75 |
7.5-7.75 |
||
3 |
120*120 140*80 150*100 160*80 |
2.5 |
|
40*40 30*50 25*50 |
1.2 |
2.75 |
|
1.3 |
3 |
||
1.4-1.5 |
3.25-5.0 |
||
1.7 |
5.5-7.0 |
||
1.8 |
7.5-7.75 |
||
2 |
140*140 150*150 200*100 |
3.5-4.0 |
|
2.2-2.3 |
4.5-5.0 |
||
2.5-4.0 |
5.25-7.0 |
||
50*50 60*40 30*60 40*50 |
1.5 |
7.5-7.75 |
|
1.7 |
160*160 180*180
|
3 |
|
1.8 |
3.5 |
||
2 |
3.75 |
||
2.2 |
4.0-5.0 |
||
2.3 |
5.25-5.75 |
||
2.5*-4.0 |
7.5-7.75 |
||
4.25-5.0 |
60*60 40*80 75*75 50*70 50*80 |
2.3 |
|
60*60 40*80 75*45 50*70 50*80 |
1.5 |
2.5-4.0 |
|
1.7 |
4.25-5.0 |
||
1.8 |
5.5-5.75 |
||
2 |
/ |
||
2.2-2.3 |
/ |
Standard Corner Radius(Structural Sizes:)
Max. 3 x Nominal Wall Thickness
Mechanical Sizes |
Structural Sizes |
||
Largest Nominal Outside Dimension |
Outside Tolerance at all Sides at Corners |
Largest Nominal Outside Dimension |
Outside Tolerance at all Sides at Corners |
3/16 to 5/8 |
± 0.004 |
2 1/2 and under |
± 0.020 |
over 5/8 to 1 1/8 |
± 0.005 |
over 2 1/2 to 3 1/2 |
± 0.020 |
over 1 1/8 to 1 1/2 |
± 0.006 |
over 3 1/2 to 5 1/2 |
± 0.030 |
over 1 1/2 to 2 |
± 0.008 |
over 5 1/2 |
± 1% |
over 2 to 3 |
± 0.010 |
||
over 3 to 4 |
± 0.020 |
||
over 4 to 6 |
± 0.020 |
||
over 6 to 8 |
± 0.025 |
Straightness
Mechanical Sizes: Max. 1/16″ in 3 feet
Structural Sizes: Max. 1/8″ x Number of feet of total length divided by 5
Wall Thickness
Mechanical & Structural Sizes: ± 10% of Nominal Wall Thickness
Squareness of Sides
Mechanical Sizes: Max: ± b = c x 0.006″
b = Tolerance for out-of-square
c = Largest external dimension across flats
Structural Sizes: Adjacent sides may deviate from 90 ° by ± 2 °
Maximum Twist (Mechanical & Structural Sizes)
Largest Dimension, inches |
Max. Twist*, inches |
over 1/2 to 1 1/2 |
0.050 |
over 1 1/2 to 2 1/2 |
0.062 |
over 2 1/2 to 4 |
0.075 |
over 4 to 6 |
0.087 |
over 4 to 8 |
0.100 |
Convexity & Concavity(Mechanical & Structural Sizes)
Largest Nominal O.D., Inches |
Tolerance ± Inches |
2 1/2 and under |
± 0.010 |
over 2 1/2 to 4 |
± 0.015 |
over 4 to 8 |
± 0.025 |
Structural Tubing A 500 Requirements
Grades |
Chemical |
Physical |
||||||
C Max. % |
Mn Max. % |
P Max. % |
S Max. % |
Cu Max. % |
Tensile strength, min. psi |
Yield strength, min. psi |
Elongation in 2 in. |
|
B |
0.26 |
/ |
0.04 |
0.05 |
0.20 |
58,000 |
46,000 |
23 |
C |
0.23 |
1.35 |
0.04 |
0.05 |
0.20 |
62,000 |
50,000 |
21 |
Bare, Black Painting, Lightly Oiled
Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips