API 5CT water well slotted steel pipe:
OD: 21mm-1220mm
W.T.: 1.2mm-25mm
Welded Technique: ERW,LSAW,SSAW
Steel Grade: ASTM A53 Gr.B, A513, A500 Gr.A/B/C, API 5CT.
Out side Coating: Black painted,Oiled,and other anti-corrossion coating.
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