Water Well Drill Pipe

We offer water well drill pipe applications: projects of mine blasting, water well drilling, geothermal well drilling, pipe-shed support drilling, coal mining and non-ferrous mental mining and so on. Spec: î¦73x9x(9.56.1)m î¦89x10x(9.56.1)m material: dz40 dz50 r780 g105 tool joint material: 40cr 45mn2 35crmo 4137h od(mm): 50, 60, 73, 89, 102, 114, 127 od of joint(mm): 65, 75, 105, 127, 133.4, 158.8, 168 wall thickness: 6.5, 7.1, 9.19, 9.510, 8.38, 8.56, 9.19 length(mm): 1000~4500, 1500~9500,