Forging Drill Pipe for Petroleum Industry
1. We can supply all kinds of Forging Drilling Pipes. We choose excellent alloy steel AISI
4130, AISI 4140, AISI 4330, AISI 4340, AISI 8620, etc. Our customers' drilling pipes have
been used in 10000meter oil well on land or 5000meter oil well under the sea. Some drilling
pipes have endured 50℃ low temperature working condition and our customer get the longest
working time.
2. We have a series of inspection equipments and test appliances, including chemical analysis,
metallographic analysis, mechanical property test, charpy impact test, ultrasonic test, magnetic
particle test, etc.
3. All ingots are melted by LF + VOD furnace. We can choose ESR raw material according to
customers' requirements. On this condition we can ensure that P/S content is lower than 0.010%,
H content is lower than 1.8 PPM.
If there is any inquiry or suggestion, please feel free to contact me.




