Delivery Condition: 1.Forged Billet for drill pipe
2.Rough machining
3.Quenching and Tempering
4.Finished maching drill pipe
We ZYHF company can forge many kinds of forgings, such as steel round bars, shafts, rollers, moulds and so on. We professional and believable manufactory.
1. We pruchase steel ingot from Chinese well known and qualified steel factory
2.Melting process: EAF + LF +VD
3.Each product can be traceable. QC die-stamp the exclusive serial No. on both ends of the raw material, and perform inspection after each producing processing and keep the record acc. to QMS.
4.We are manufactory and we have skilled production team ande technology tem.
5.We do professional inspection after each process and also we accept third party inspection.
6.We have export Short Drill Pipe to many countries, it is widely used in mining industry. The length is 1500mm,1700mm, also we can machining according to your drawing.
If anything I may be of any assistance, feel free contact with me. Welcome to visit our factory!
2.Rough machining
3.Quenching and Tempering
4.Finished maching drill pipe
We ZYHF company can forge many kinds of forgings, such as steel round bars, shafts, rollers, moulds and so on. We professional and believable manufactory.
1. We pruchase steel ingot from Chinese well known and qualified steel factory
2.Melting process: EAF + LF +VD
3.Each product can be traceable. QC die-stamp the exclusive serial No. on both ends of the raw material, and perform inspection after each producing processing and keep the record acc. to QMS.
4.We are manufactory and we have skilled production team ande technology tem.
5.We do professional inspection after each process and also we accept third party inspection.
6.We have export Short Drill Pipe to many countries, it is widely used in mining industry. The length is 1500mm,1700mm, also we can machining according to your drawing.
If anything I may be of any assistance, feel free contact with me. Welcome to visit our factory!