Cold-rolled Prec…
   Cold-Rolled Se...
   Cold-Rolled Se...
   Cold-Rolled Se...
   Cold-rolled Pr...
   Cold Rolled an...
   Precision Cold...
Cold-drawn Preci…
   Cold-Drawn Sea...
   Cold-Drawn Sea...
   Cold-Drawn Sea...
   High Pressure ...
   Black Phosphat...
   DIN Galvanized...
Cold-drawn Seame…
   Seamless Carbo...
   Seamless Carbo...
   Seamless Carbo...
   Seamless carbo...
   Seamless cold ...
   Seamless carbo...
   Seamless carbo...
   Seamless Seaml...
   A53 Seamless C...
   Seamless heat-...
   Seamless steel...
   Seamless carbo...
Welded & Cold-dr…
   ERW/CDW Tubes
   ERW/CDW Tubes
   ERW/CDW Tubes
 
 
ERW/CDW Tubes
 
 
 

Steel Grade(钢级):
ST35(E235), ST45(E255),  ST52(E355), SAE1010, SAE1020,  Q195, Q235B, STKM 11A – STKM 13B,SAE1020,SAE1010, SAE1016  etc.
Standards(标准):  ASTM A513, EN10305-2, EN10305-3, DIN2393, J525, etc.
ERW Tube Size Range(焊管尺寸范围)    :  OD: 20-80mm,     WT: 0.8-3.5mm
CDW Tube Size Range(焊拔管尺寸范围):  OD: 4.76-70mm,  WT: 0.71-3mm
ERW Tube Annual Output(焊管年产量)  :  20000T/Year
CDW Tube Annual Output(焊管年产量)  :  12000T/Year

 
 
 
 
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 Add:Xin’nan Industrial Area, Qi shuyan Town, Changzhou City, Jiangsu Province