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Rotary Drill Pipe
Rotary Drill Pipe
1、Product Features
Rotary drill pipe is a wearing part of rotary drilling rig. HYST has self-developed the pipe used for rotary drilling series, including HG550, HG650 and HG850, which features that good strength and tenacity, wonderful weldability as well as geometric dimension (e.g. OD, WT, out-of-roundness, straightness)with high precision and premium surface quality. It can absolutely compare with the like products abroad.
2、Production Range
OD: 42mm~760mm WT: 4mm~120mm
3、Steel Grade and Properties
Technical standard: GB 34109 or technical agreement.
Properties of Steel Pipe |
Steel Grade |
Delivery Condition |
Yield
(MPa) |
Tensile
(Mpa) |
Elongation
(%) |
R.A.
(%) |
Absorbed-energy
(J) |
Not Less Than |
Q345B |
Hot Rolling or Normalization |
470 |
345 |
20 |
— |
20℃(AKV2) |
34 |
27SiMn |
Quenching+Tempering |
980 |
835 |
12 |
40 |
20℃(AKU2) |
39 |
30CrMo |
Quenching+Tempering |
930 |
735 |
12 |
50 |
20℃(AKU2) |
71 |
35CrMo |
Quenching+Tempering |
980 |
835 |
12 |
45 |
20℃(AKU2) |
63 |
42CrMo |
Quenching+Tempering |
1080 |
930 |
12 |
45 |
20℃(AKU2) |
63 |
HG550 |
Quenching+Tempering |
650 |
550 |
20 |
— |
-20℃(AKV2) |
34 |
HG650 |
Quenching+Tempering |
750 |
650 |
14 |
— |
-20℃(AKV2) |
40 |
HG850 |
Quenching+Tempering |
980 |
835 |
12 |
— |
-20℃(AKV2) |
63 |
4、 Application Fields
Rotary drill pipe & tube such as 27SiMn、35CrMo、HG550、HG650 and HG850 are mainly applied in combined drill pipe used for manufacturing of rotary drill rig.
Contact US
Contact Person: Miss Liu
Sales Head Office:+0086 734 8875516
Email:sales@hysteeltube.com.cn
Copyright:hysteeltube
Address:Dalixincun 10, Zhengxiang District, Hengyang City, Hunan Province, PRC