| SIZE | Outside Dia.of Pre Galvanized Tube | Thickness | Unit Weight/Plain Ends | Pieces | Remark |
| NB(mm) | Inches | mm | Inches | mm | Inches | Kg/Ft. | Kg/Mtr. | Per bundle | T/T,L/C | FOB, CFR, CIF |
| 15-200 | 0.5-10 | 21.3*273.0 | | 0.6-10 | | | (O.D.-W.T.)*W.T.*0.02466 | | MOQ | ONE FCL |
| TOLERANCE | :a)On specified OD+/-0.5(Ovality0.5mm) |
| :b)The Inside Diameter of tubes shall allow insertion of a guage of (O.D.-2W.T.-2)mm dia for a minimum length of 200mm |
| :c)On wall thickness +/-0.05mm |
| :d)The mass deviation on a single tube shall not exceed -7.5% of the specified mass. |
| ENDS | :Cut cleanly and nominally square with the axis of the tube and free from excessive burrs. |
| 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 - 215 N/mm2 (minimum) & %Elongation on 5.65 S0 - 24% (minimum). |
| 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. |
| STRAIGHTNESS | :1 in 500 (In 1 meter it should not exceed 3mm). |
| ZINC COATING (GALVANIZING) | local coating thickness on the outside & inside 60g/m2-220g/m2 |
| MARKING | :a)We can emboss mill sign "EN 39 UTP 3 or 4." OR ''BS1387-1985'' online at every one meter interval over the length of pipe. 
|
| b)We can do online stencilling as per customer needs. |
| PACKING | Hexagonal type:1. 
2.woven cloth wrapped/plastic proof package: 
|
| MILL TEST CERTIFICATE | :We can issue a MTC, certifying that the tubes supplied comply with this Standard. |
| Applicant field | :a)For low pressure liquid transportation, such as oil ,water ,gas …etc. |
| :b)Fabrication of steel manufacture, G.I. greenhouse, Furniture making,Fencing,TV standard,Scaffolding pipe…Etc. |
| PLACE OF ORIGIN | Tianjin, China |
| TARGET MARKET | Brazil ,Chile, America,Indonesia,Nigeria,Ethiopia,Jordan, Dubai,Spain,Poland,etc. |
| H.S. CODE | 73063090 |
| CAPACITY | 250000TONS PER YEAR |
PIPE FITTINGS & PROCESSING Available | 
Threading with plastic caps protected,nuts,slotted,coupling, |
| COMPANY INFO. |  Professional & reputed manufacturer in the field of black pipe
(carbon steel welded pipe)& white tube,(Pre galvanized steel pipe)- Tianjin Rongxin Steel Co.,ltd.,locating steel basic-DaqiuzhuangTown,Tianjin City,China |
| CONTACT US | Mr.Steven Zhang Mobile Ph.:+86 15675361809 Tel/Fax:+86 22 28895591 Skype ID: steven82629 Msn:huayuyinlian[at]msn.cn |
