Use: | Well Drilling |
---|---|
Certification: | API |
Machine Type: | Drilling Tool |
Model Number: | API SPEC 7-1 |
Brand Name: | KINGWELL |
Place of Origin: | China (Mainland) |
Standard: | API 7-1 Spec |
Steel Grade: | 4145H |
Processing Type: | Heavy Weight Drill Pipe |
Coating: | Black painting / Vanish painting / 1PE/ 3PE/ FBE coated |
Marking: | According to standard or according the client |
Quick Details
Specifications
HWDP of offshore oil & gas petroleum equipment
HWDP:
1. Size: 2-3/8"-6-5/8"
2. Standard: API 7K
3. Steel Grade: 4145H
4. Supply Ability: 500sets per month
5. Place of Origin: China
6. Machine Type: Drilling Equipment
7. MOQ: 10 sets
8. Marking: According to standard or according the client's requirement
9. Packing: In bundles or Loose
XI'AN KINGWELL OILFIELD MACHINERY CO.,LTD. heavy weight drill pipe is the industry standard for an intermediate weight drill stem member, and is available in standard or spiral designs, making it useful in a number of applications. It shares its dimensions with standard drill pipe for easier handling. Our heavy weight drill pipe carries a unique center upset or wear pad to increase tube life while reducing hole drag and differential sticking problems.
All tool joints exceed API requirements, and all threading is performed in accordance with API Spec 7. Our hardbanding is applied based on our customers specifications and requirements. Tungsten carbide and casing-friendly hardbanding options are also available upon request.
HWDP |
Pipe Body |
Tool Joint |
Weight |
||||||
D (mm) |
d (mm) |
Upset Dimension |
RSC Type |
DJ (mm) |
I.D. (mm) |
HSC Bevel DF(mm) |
Kg/Pc |
||
Center Dia. DM(mm) |
End Dia. DTE(mm) |
||||||||
3-1/2 |
88.9 |
57.4 |
101.6 |
98.4 |
NC38 |
127 |
52.4 |
116.3 |
312 |
3-1/2 |
88.9 |
57.2 |
101.6 |
98.4 |
NC38 |
127 |
57.2 |
116.3 |
282 |
4 |
101.6 |
65.1 |
114.3 |
106.4 |
NC40 |
133.4 |
65.1 |
127.4 |
370 |
4-1/2 |
114.3 |
69.9 |
127 |
119.1 |
NC46 |
158.8 |
69.9 |
145.3 |
558 |
5 |
127 |
76.2 |
139.7 |
130.2 |
NC50 |
168.3 |
76.2 |
154 |
672 |
5-1/2 |
139.7 |
92.1 |
152.4 |
144.5 |
5-1/2FH |
184.2 |
92.1 |
170.7 |
776 |
6-5/8 |
168.3 |
114.3 |
184.2 |
176.2 |
6-5/8FH |
203.2 |
144.3 |
195.7 |
964 |
Features and Options
? API Stress Relief Features (SRF)
The pin stress relief groove and box boreback features increase connection flexibility and reduce stress concentration, thereby reducing the frequency of fatigue failures.
? Phosphate Coating
All drill pipe connections are coated with a durable phosphate coating that inhibits corrosion resistance, and prevents shoulder and thread galling.
? Internal Plastic Coating
An internal plastic coating option is available upon request.
? Hardbanding
Various optional hardbanding materials are available and applied either flush or raised to the tool joint surface to meet your individual needs.