Black Pipe
1) Outer diameter: For round pipes 20 ~ 219mm. For square 15*15---200*200
2) Wall thickness: 0.8~ 8mm
3) Spec.: Q195, Q215, Q235, Q345
4) Standards: ASTM-A53, BS1387-1985, GB/T3091-2001.
5) Steel pipe:
A) GTC (galvanized threaded and coupling) steel pipe: DN15-DN200 (NB1/2"-NB8")
B) GPE (galvanized plain end) steel pipe: DN15-DN200
C) Grooved steel pipe: DN15-DN200 (NB1/2"-NB8")
D) Used for low pressure liquid delivery such as water, gas, and oil
E) The product apply to various anticorrosive pipes
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