15 - 40,000 ton
40,001 - 999,999 ton
group nameTYT STEEL SCAFFOLDING
Min Order15 ton
brand nameTYTSTEEL
payment methodT/T, L/C, D/P D/A, MoneyGram, Credit Card, Westem Union, Escrow
update timeTue, 22 Apr 2014 14:05:08 GMT
Standard BS, GB, ASTM
Standard BS 1387, BS EN 39, GB/T 3091-2001, ASTM A53-2007
Grade ST35-ST52, Q195-Q345
Grade St37, St52, St42, Q235, Q345, Q195
Thickness 1.4 - 8.75 mm
Section Shape Round
Outer Diameter 21.3 - 219.1 mm
Secondary Or Not Non-secondary
Application Electrical,Fluid,construction scaffolding and conduct pipe
Technique ERW
Certification ISO9001:2000
Surface Treatment Galvanized
Special Pipe Thick Wall Pipe
Alloy Or Not Non-alloy
Length 3 to 12 m
Zinc coating content 280 g/m2
Brand TYSTEEL
Life Over 10 years
Surface treatment Galvanized
Ends Screwed both ends and complete with one solid coupling(socket)
Usage Electrical,water transportation and conduct pipe
Min Order15 ton
ASTM A53 Water Pipe(hot dipped galvanized)
DIAMETER:DN15-DN200
O.D: 21.3-219.1mm
Wall Thickness:1.4-8.75mm
Length: 3 to 12 m
Grade:Q195 Q215 Q235 ST37 ST52
Delivery status:Hot dipped galvanized
Zinc coating: 280g/m2
Ends:Screwed both ends and complete with one solid coupling(socket)
Usage: Electrical,water transportation and conduct pipe
LIFE : More than 10 years
Reference Standard En39:
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 tubes 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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