... steel(302,304,304L,316,316L.etc) 2.certified by ISO9001 Water well screen/ wire wrapped screen pipeWater well screen / ... environmental protection, the sea water transforms into the industrial water and life use water desalination treatment, running water treatment, water softening treatment, the ... or by threaded male/female coupling.we can produce length up to 6.5m wire wrapped screen pipe/water well ...