10 - 40,000 metric ton
40,001 - 999,999 metric ton
group nameTYT STEEL SCAFFOLDING
Min Order10 metric ton
brand nameTYTSTEEL
payment methodT/T, L/C, D/P D/A, MoneyGram, Credit Card, Westem Union, Escrow
update timeTue, 22 Apr 2014 14:02:22 GMT
Standard BS, GB, ASTM
Standard BS 1387, BS 1139, BS 4568, BS EN 39, GB/T 3091-2001, ASTM A53-2007
Grade 16Mn, ST35-ST52, Q195-Q345
Grade 16Mn, St37, St52, St42, St45, Q235, Q345, Q195, Q215
Thickness 0.3 - 12 mm
Section Shape Round
Outer Diameter 21.3 - 273.1 mm
Secondary Or Not Non-secondary
Application Structure Pipe
Technique ERW
Certification ISO9001-2000
Surface Treatment Galvanized
Special Pipe Thick Wall Pipe
Alloy Or Not Non-alloy
OD 21.3-273.1mm
WT 0.045-3inch
Commudity Galvanized pipe
Length TO your oder
Application Stucture pipe
Min Order10 metric ton
Galvanized pipe
standerd ASTM A53 BS1387 GB/T3091-2001
Grader Q195 Q235 Q345 Q215
OD 21.3-273.1mm
WT 0.045-3inch
Length to your order or 5.6-6m
Application Stucture pipe
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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