Paramtents
Name GI PIPE
Technique ERW
Grade 16Mn, ST35-ST52, Q195-Q345
Thickness 1.2 - 10 mm
Outer Diameter 21 - 273 mm
OD 21.3,26.5,33.3,42.3,48.3,60.3,76,88.5,89
Packging & Delivery
Min Order10 piece
Briefing
Detailed
Galvanized pipes/ galvanized steel pipes /scaffolding pipes
1) Outer diameter: 19 ~273mm
2) Wall thickness: 1.2~ 9mm
3) Grade: Q195, Q215, Q235, Q345
4) Standards: ASTM-A53A, BS1387-1985, GB/T3091-2001,EN39-2001
5) Application:Used for low pressure liquid delivery, such as water, gas, and oil or construction, fencing use .
A 10 year established steel pipe manufacturer is seeking for global cooperation.With strong technical force and production capacity ,we are confident to provide you the most competitive price and satisfied after-sale service.
We can manufacture scaffolding steel tube at the basis of En39-2001
Type |
|
| Outside Dia. of Black /Galvanized Tube |
|
| Weight of Black/ Galvanized Tube | |||||
| Size | Minimum | Maximum | Wall thickness | Plain ends | Pieces | |||||
| NB(mm) | inches | mm | inches | mm | inches | mm | inches | Kg/ft | Kg/meter | Per bundle |
3 | 40 | 11/2 | 47.8 | 1.882 | 48.8 | 1.921 | 3.2 | 0.126 | 1.090 | 3.56 | 61 |
4 | 40 | 11/2 | 47.8 | 1.882 | 48.8 | 1.921 | 4.0 | 0.157 | 1.332 | 4.37 | 50 |
1. TOLERANCE:
a) On Specified OD + 0.5mm (Ovality 0.5mm)
b) The Inside Diameter of ubes shall allow insertion of a guage of 37.7mm dia for a minimum length of 200mm.
c) On Wall thickness -10%
d) The mass deviation on a single tube shall not exceed -7.5% of the specified mass.
2. ENDS:
Cut cleanly and nominally square with the axis of the tube and free from excessive burrs.
3. PROPERTIES:
a) Chemical (Maximum) C - 0.20%, SI - 0.05%, MN - 1.40%, P - 0.04%, S - 0.045%, AL - Min. 0.02%.
b) Mechanical = UTS - 340 to 520 N/mm2, YS - 235 N/mm2 (minimum) & %Elongation on 5.65 S0 - 24% (minimum).
4. FLATTENING TEST WELD AT 90 DEGREES (COLD):
a) For weld : Distance between the platens, measured under load is not greater than 75% of the OD of tube.
b) For Material :Distance Between the platens, measured under load is not greater than 60% of the OD of tube.
5. STRAIGHTNESS:
1 in 500 (In 1 meter it should not exceed 3mm).
6. ZINC COATING:
Minimum local coating thickness on the outside surface 40 microns.
(GALVANIZING)
7. MARKING:
a) We can emboss mill sign "EN 39 UTP 3 or 4." online at every one meter interval over the length of pipe.
b) We can do online stencilling as per customer needs.
8. PACKING:
Hexagonal type.
9. MILL TEST CERTIFICATE:
We can issue a MTC, certifying that the tubes supplied comply with this Standard.
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