1.Drill Pipe descriptions:
Tianhe's heavy weight drill pipe & hwdp is made fro AISI 4145h alloy steel according to API spec.7 and SY/T5144. It is formed by hot forged and fully heat-treated. There is wear resistance hard banding on tool joints connections and central upset. The types of hard banding include Arnco 100XT and 300Xt. All theards are phosphated, copperized or cold worked. All theards are machined with CNC Lathes-double-shouldered and special threads.
Product: | downhole drilling tool integral heavy weight drill pipe & hwdp |
Material: | AISI 4145H MOD or non magnetic steel |
OD: | 2 7/8"- 6 5/8" |
Delivery time: | 30 days after receive the deposit. |
Standard | API Spec 7-1 or SY/T5051-91Standard |
Delivery condition: | as customers' requirement, semi-finished forging or finished product |
Surface Finish: | Black, Peeled, Turned & Polished |
Payment Term: | 30% advance by T\T; Balance pay before the shipment against shipping documents or irrevocable LC at sight |
2.Drill PipeSpecification:
Type | Specification | Out diameter | Inner diameter | Connection | Body | Weight/ | ||||||
style | Out Diameter | DF | Upsetting Size | |||||||||
Center Area D | Bottom Area B | |||||||||||
mm | in | mm | in | mm | in | mm | mm | mm | Kg | |||
Type I | ZH-JZ66-6 5/8FH | 168.3 | 6 5/8 | 114 | 4 1/2 | 6 5/8FH | 209.6 | 8 1/4 | 195.7 | 184.2 | 176.2 | 965 |
ZH-JZ55-5 1/2FH | 139.7 | 5 1/2 | 92.1 | 3 5/8 | 5 1/2FH | 177.8 | 7 | 170.7 | 152.4 | 144.5 | 730 | |
ZH-JZ50-NC50 | 127 | 5 | 76.2 | 3 | NC50 | 168.3 | 6 5/8 | 154 | 139.7 | 130.2 | 700 | |
ZH-JZ45-NC46 | 114.3 | 4 1/2 | 71.4 | 2 13/16 | NC46 | 158.8 | 6 1/4 | 145.3 | 127 | 117.5 | 585 | |
ZH-JZ35-NC38 | 88.9 | 3 1/2 | 52.4 | 2 1/16 | NC38 | 120.7 | 4 3/4 | 116.3 | 101.6 | 92.1 | 370 | |
ZH-JZ29-NC31 | 73.03 | 2 7/8 | 50.8 | 2 | NC31 | 104.8 | 4 1/8 | 100.4 | 84.1 | 81 | 220 | |
Type II | ZH-JZ50-NC50 | 127 | 5 | 76.2 | 3 | NC50 | 168.3 | 6 5/8 | 154 | 139.7 | 130.2 | 945 |
ZH-JZ45-NC46 | 114.3 | 4 1/2 | 71.4 | 2 13/16 | NC46 | 158.8 | 6 1/4 | 145.3 | 127 | 117.5 | 790 |
3.Drill PipeMechanical Propriety:
Tensile Strength | Yield Strength | Impact value | Elongation | brinell hardness |
Mpa | Mpa | Akv J | % | HB |
≥964 | ≥758 | ≥54J | ≥13 | 285-341 |
4.Drill Pipe in factory
5.Drill Pipe on sit of oil well
6.Drill PipePacking And Delivery:
Package | Seaworthy package (or as customer require) |
MOQ | 1 Pieces |
Delivery | 30 days (can be short if we have stock) |
Payment | 30%T/T in advanced+70% balanced;irrevocable L/C at sight |
Remarks | All-risk insurance and accept the third party test |
Port | Tianjin/Qingdao/Shanghai |
Grace Sun