| SIZE |
Outside Dia.of Black/Galvanized Tube |
Thickness |
Unit Weight/Plain Ends |
|
Remark |
| NB(mm) |
Inches |
mm |
Inches |
mm |
Inches |
Unit Price |
Kg/Mtr. |
|
|
|
| 15-250 |
0.5-10 |
19-273 |
|
1.2-10 |
|
|
|
Hot dipped galvanized steel pipe |
| 15-200 |
0.5-8 |
19-219 |
|
0.9-2.5 |
|
|
|
Pre galvanized steel pipe |
| 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 - 0.03%, MN - 0.67%, P - 0.045%, S - 0.045%, AL - Min. 0.02%. |
| :b)Mechanical = UTS - 375 to 500 N/mm2, YS - 235N/mm2 (minimum) & %Elongation on 5.65 S0 - 22% (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) |
:Minimum local coating thickness on the outside surface 40 microns |
| MARKING |
:a)We can emboss mill sign "BS1387-85,DIN2440" online at every one meter interval over the length of pipe. |
| b)We can do online stencilling as per customer needs. |
| PACKING |
:Hexagonal type. |
| MILL TEST CERTIFICATE |
:We can issue a MTC, certifying that the tubes supplied comply with this Standard. |
| USAGE |
:a)For lower liquid transportation, such as water, oil, gas,…etc. |
| :b)Fabrication of steel manufacture, Greenhouse, Scaffolding tube, Furniture making,Fencing. |
| PLACE OF ORIGIN |
CHINA,TIANJIN |
| TARGET MARKET |
Brazil ,Malaysia, America,Indonesia,Nigeria,Ethiopia,Jordan, Dubai,Spain,Poland,etc. |
| H.S. CODE |
7306309000 |
| CAPACITY |
250000TONS PER YEAR |
| PIPE FITTINGS & PROCESSING |
threading, coupling,plastic caps |
| COMPANY INFO. |
Professional & reputed manufacturer in the field of black pipe(carbon steel welded pipe)& white tube(galvanized steel pipe)-Tianjin Rongxin Steel Co.,ltd.,locating steel basic-Daqiuzhuang Town,Tianjin City,China |
| CONTACT US |
Mr.Song Hongking Mobile Ph.:+86 15630785206 Tel/Fax:+86 22 68289377 Skype :lisachen123316 QQ:2457490983 |
