Paramtents
Technique ERW
Thickness 1.2 - 10 mm
Outer Diameter 21.3 - 168 mm
Application fluid tube/gas pipe/oil pipe/structure
Package hexenganal bundle,with water-proof,plastic.
Secondary Or Not Non-secondary
Packging & Delivery
Min Order10 piece
Briefing
Detailed
Threaded galvanized pipe/tubes
We are a steel pipe manufacturer. Our factory is specialized in producing Threaded galvanized pipe/tubes . We supply steel pipes with very competitive price and best quality to overseas' customers. Most of clients are satisfied with our good service.
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." ''bs1387-85'' ''ASTM A53'' ,''DIN2440'' ,''BS4568'' ''ISO65'' ''GB/T091-2008'' 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. |
Hot Dipped Galvanized Steel Pipe Proceed Flow Chart
If you have any interest in our PIPES,please don't hesitate to contact me at your convenience time,I am looking forward to receiving your early reply.Thanks very much.
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