Purchase Qty. Reference FOB Price
100-499 Pieces US$150.00
500+ Pieces US$145.00
Product Description
API 7-1 HWDP Heavy Weight Drill Pipe for drilling Integral heavy weight drill pipe is manufactured from AISI 4142H-4145H modified drill collar material according to SY/T 5146-1997,thick-walled pipe called integral heavy weight drill pipe was developed to provided a gradual transition from ...