water well drill pipe, Using to projects of mine blasting,water well drill ,geothermal well drill,pipe-shed support drilling,coal mining and non-ferrous mental mining and so on.
Products name: drill pipe
Outer diameter: 60.3-168.3mm
Wall thickness: 6.45-12.7mm
Standards: API SPEC 5DP, API SPEC 7
Steel grade: R780, G105 and S135
Inspection: SGS, BV
Certification: ISO 9001:2000
Delivery lead-time: after received deposit 10-60 days according to the quantity
Payment terms: T/T, 100% L/C at sight
Port of shipment: Xingang Tianjin, Shanghai port,
