API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining
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Product Highlights
- API 5DP Certified Grades: Available in E75, X95, G105, and S135 grades compliant with API 5DP standards.
- Wide Size Range: OD ranges from 2-3/8' to 7-5/8' with wall thickness from 6.45 to 12.7mm.
- Multiple Connection Types: Supports NC26, NC31, NC38, NC40, NC46, NC50, and FH connections.
- Versatile Applications: Essential for oil/gas drilling, mining, water wells, and geothermal projects.
- OEM/ODM Support: Offers full customization from samples, designs, and flexible minor adjustments.
- Strict Quality Control: 100% inspection including visual and function checks for finished products.
- Fast Delivery: Standard delivery time is 30 days, with one-month lead time for peak/off-peak.
- Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
Product Attributes
- Customization
- Available
- After-sales Service
- Yes
- Warranty
- Yes
- Type
- Seamless
- Technique
- Hot Rolled
- Material
- Carbon Steel
- Surface Treatment
- Black
- Usage
- Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
- Section Shape
- Round
- Selling Units
- Single Item
- Tolerance
- 10%
- Standard
- API 5dp
- Materials
- API 5dp E75, X95, G105, S135
- Invoicing
- by Theoretical Weight
- Od
- 2-3/8 to 7-5/8
- Thickness
- 6.45-12.7mm
- Alloy or Not
- Non-Alloy
- Delivery Time
- 30days
- Product Name
- Casing & Tubing API 5CT N80 for Drilling & Mining
- Application
- Used for Mine,Water Well Drilling
- Single Package Size
- 100X100X100cm
- Oiled or Non-Oiled
- Slightly Oiled
- Certificate
- ISO9001
- Processing Service
- Welding Punching Cutting Bending, Decoiling
- Transport Package
- Standard Packing
- Trademark
- USI
- Origin
- China
- Production Capacity
- 100000 Ton/Tons Per Year
Product Images of API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining
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API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining -
API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining -
API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining -
API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining -
API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining -
API 5dp S135/G105 Nc26/Nc50 Heavy Weight Drill Pipe 7-1/5" – Hot Sale High Quality for Oil Well Drilling & Mining
Find Similar Products
Product Description
Drill Pipe Size:
OD: Ranging from 60.32mm to 168.28mm
WT: From 6.45 to 12.7mm
LENGTH: Available in R1, R2, R3
Heavy Duty Weigh Drill Pipe
OD: Sizes from 2-3/8" to 6-5/8"
LENGTH:Offered in Range 2 and Range 3
Grades Available: E75, X95, G105, S135
Connection Threads: NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH. 6 5/8FH.
Pipe Standard Compliance: API 5DP E75, X95, G105, S135
Upset Styles: IU, EU, IEU
Connections: NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH. 6 5/8FH.
Application: Essential for the exploration and productive development of oil and gas wells.
Drill Collars
Outer Diameter (OD): Ranges from 3 1/8" to 11"
Length Options: 30Ft / 31Ft / 43Ft / R1~R3
- Standard Compliance: API 5DP/API Spec 7-1 with grades E75, X95, G105, S135
- Connection Types Available: NC, REG, FH, IF
- Thread Details: NC26, NC31, NC38, NC40, NC46, NC50, 5.1 / 2FH
- Material Composition: Stainless Steel / Alloy Steel and Carbon Steel 4145H
- Classification Types: Includes Non-Magnetic, Slick, Spiral, Square, Monel, and Spesifikasi Drill Collars
Applications
- Suitable for Oil And Gas Well Drilling
- For Oilfield Drilling
- Mine Blasting Operations
- Water Well Drilling Tasks
- Geothermal Wells Drilling
- Fore Poling Jobs
- Coal And Nonferrous Metal Mining Projects
Drill Pipe Specifications:
| outer diameter | normal weight |
steel grade |
wall thickness | upset ends |
tool joint designation |
||
| in | mm | in | mm | ||||
| 2 3/8 | 60.32 | 6.65 | E,X,G | 0.280 | 7.11 | EU | NC26 |
| 2 7/8 | 73.02 | 10.40 | E,X,G,S | 0.362 | 9.19 | EU | NC31 |
| 3 1/2 | 88.90 | 9.50 | E | 0.254 | 6.45 | EU | NC38 |
| 13.30 | E,X,G,S | 0.368 | 9.35 | EU | NC38 | ||
| 13.50 | E,X,G | 0.449 | 11.40 | EU | NC38 | ||
| S | 0.449 | 11.40 | EU | NC40 | |||
| 4 | 101.60 | 14.00 | E,X,G,S | 0.330 | 8.38 | IU | NC40 |
| E,X,G,S | 0.330 | 8.38 | EU | NC46 | |||
| 4 1/2 | 114.30 | 13.75 | E | 0.271 | 6.88 | IU | NC46 |
| 13.75 | E | 0.271 | 6.88 | EU | NC46 | ||
| 16.60 | E,X,G,S | 0.337 | 8..56 | EU | NC50 | ||
| 20.00 | E,X,G,S | 0.430 | 10.92 | EU | NC50 | ||
| 16.60 | E,X,G,S | 0.337 | 8.56 | IEU | NC46 | ||
| 20.00 | E,X,G,S | 0.430 | 10.92 | IEU | NC46 | ||
| 5 | 127.00 | 19.50 | E,X,G,S | 0.362 | 9.19 | IEU | NC50 |
| 19.50 | E,X,G,S | 0.362 | 9.19 | IEU | 5 1/2 FH | ||
| 25.60 | E,X,G | 0.500 | 12.70 | IEU | NC50 | ||
| 25.60 | E,X,G,S | 0.500 | 12.70 | IEU | 5 1/2 FH | ||
| 5 1/2 | 139.70 | 21.90 | E,X,G,S | 0.361 | 9.17 | IEU | 5 1/2 FH |
| 24.70 | E,X,G,S | 0.415 | 10.54 | IEU | 5 1/2 FH | ||
| 6 5/8 | 168.28 | 25.20 | E,X,G,S | 0.330 | 8.38 | IEU | 6 5/8 FH |
| 27.70 | E,X,G,S | 0.362 | 9.19 | IEU | 6 5/8 FH | ||
Drill Collar Specifications:
|
Drill Collor Number*
|
Outside Diameter, in. |
Inside Diameter, in. |
Length, ft |
Approximate Weight, lb/ft |
Typical Bending Strength Ratio |
|
NC 23-31
|
3-1/8
|
1-1/4
|
30
|
22
|
2.57:1
|
|
NC 26-35 (2-3/8 IF)
|
3-1/2
|
1-1/2
|
30
|
27
|
2.42:1
|
|
NC 31-41 (2-7/8 IF)
|
4-1/8
|
2
|
30 or 31
|
34
|
2.43:1
|
|
NC 35-47
|
4-3 /4
|
2
|
30 or 31
|
47
|
2.58:1
|
|
NC 38-50 (3-1/2 IF)
|
5
|
2-1/4
|
30 or 31
|
54
|
2.38:1
|
|
NC 44-60
|
6
|
2-1/4
|
30 or 31
|
83
|
2.49:1
|
|
NC 44-60
|
6
|
2-13 /16
|
30 or 31
|
76
|
2.84:1
|
|
NC 44-62
|
6-1/4
|
2-1/4
|
30 or 31
|
91
|
2.91:1
|
|
NC 46-62 (4 IF)
|
6-1/4
|
2-13 /16
|
30 or 31
|
84
|
2.63:1
|
|
NC 46-65 (4 IF)
|
6-1/2
|
2-1/4
|
30 or 31
|
100
|
2.76:1
|
|
NC 46-65 (4 IF)
|
6-1/2
|
2-13 /16
|
30 or 31
|
93
|
3.05:1
|
|
NC 46-67 (4 IF)
|
6-3 /4
|
2-1/4
|
30 or 31
|
109
|
3.18:1
|
|
NC 50-70 (4-1/2 IF)
|
7
|
2-1/4
|
30 or 31
|
118
|
2.54:1
|
|
NC 50-70 (4-1/2 IF)
|
7
|
2-13 /16
|
30 or 31
|
111
|
2.73:1
|
|
NC 50-72 (4-1/2 IF)
|
7-1/4
|
2-13 /16
|
30 or 31
|
120
|
3.12:1
|
|
NC 56-77
|
7-3 /4
|
2-13 /16
|
30 or 31
|
140
|
2.70:1
|
|
NC 56-80
|
8
|
2-13 /16
|
30 or 31
|
151
|
3.02:1
|
|
6-5/8 API Reg
|
8-1/4
|
2-13 /16
|
30 or 31
|
162
|
2.93:1
|
|
NC 61-90
|
9
|
2-13 /16
|
30 or 31
|
196
|
3.17:1
|
|
7-5/8 API Reg
|
9-1/2
|
3
|
30 or 31
|
217
|
2.81:1
|
|
NC 70-97
|
9-3 /4
|
3
|
30 or 31
|
230
|
2.57:1
|
|
NC 70-100
|
10
|
3
|
30 or 31
|
243
|
2.81:1
|
|
8-5/8 API Reg
|
11
|
3
|
30 or 31
|
300
|
2.84:1
|
| O.D. | cutting depth | Lead ±25.4 | ||
| mm | in | A(mm) | B(mm) | mm |
| 86 | 3.375 | 3.5±0.79 | / | 679 |
| 98.4 | 3.875 | 4.0±0.79 | / | 914 |
| 101.6~111.1 | 4~4 1/8 | 4.8±0.79 | / | 914 |
| 114.3~130.2 | 4 1/2~5 1/8 | 5.6±0.79 | / | 965 |
| 133.4~146.1 | 5 1/4~5 3/4 | 6.4±0.79 | / | 1067 |
| 149.2~161.9 | 5 7/8~6 3/8 | 7.1±1.59 | / | 1067 |
| 165.1~177.8 | 6 1/2~7 | 7.9±1.59 | / | 1168 |
| 181.0~200.0 | 7 1/8~7 7/8 | 8.7±1.59 | 5.6±0.79 | 1626 |
| 203.2~225.4 | 8~8 7/8 | 9.5±1.59 | 6.4±0.79 | 1727 |
| 228.6~250.8 | 9~9 7/8 | 10.3±2.37 | 7.1±1.59 | 1829 |
| 254.0~276.2 | 10~10 7/8 | 11.1±2.37 | 7.9±1.59 | 1930 |
| 279.4 | 11 | 11.9±2.37 | 8.7±1.59 | 2032 |
Standard Criteria
Drill Pipe Dimension Tolerances| Tolerance | ||
| Drill-pipe-body Outside Diameter |
Pipe body |
D≤101.60mm,±0.79mm |
| D≥114.30mm,+1.0%, -0.5%D | ||
| Drill-pipe-body behind the Meu |
D≥60.32~≤88.90mm,+2.38%, -0.79%D | |
| D>88.90~≤127.00mm,+2.78mm, -0.75%D | ||
| D>127.00~≤168.28mm,+3.18mm,-0.75%D | ||
| Wall Thickness | 0, -12.5%t | |
Drill Pipe Chemical Composition, Mass Fraction(%)
| steel grade |
P (%) | S (%) | |
| ≤ | ≤ | ||
| Pipe body |
E | 0.030 | 0.020 |
| X, G, S | 0.020 | 0.015 | |
| Tool Joint | 0.020 | 0.015 | |
| steel grade |
tensile properties | (21ºC±3ºC) Charpy V-notch longitudinal absorbed-energy (21ºC±3ºC) |
|||||
| yield strength (Mpa) |
tensile strength (Mpa) |
elongation(%) |
10*10 average(min) |
10*7.5 average(min) |
10*5 average(min) |
||
| min | max | min | |||||
| E | 517 | 724 | 689 | 54(47) | 43(38) | 30(26) | |
| X | 655 | 862 | 724 | ||||
| G | 724 | 931 | 793 | ||||
| S | 931 | 1138 | 1000 | ||||
| Drill collar Mechanical Performance | |||||
| OD | Yield Strength | Tensile Strength σb | Elongation | Reduction of are | Impact |
| Size | σ0.2 | Mpa(psi) | δ4% | % | Ft.1b |
| Mpa(psi) | |||||
| 3 1/8~6 3/4 | ≥758 | ≥827 | ≥18 | 50 | ≥50 |
| -110,000 | -120,000 | ||||
| 7~10 | ≥689 | ≥758 | ≥20 | ||
| -100,000 | -110,000 | ||||
Sreel Mark |
Drill collar Chemical Composition % | ||||||||
| C | Si | Mn | P | S | Cr | Mo | Cu | Al | |
| 4145H | 0.42~0.48 | 0.15~0.35 | 0.90~1.20 | ≤0.03 | ≤0.03 | 0.90~1.20 | 0.15~0.25 | ≤0.2 | 0.025~0.045 |
| Other Elements:N≤0.015,Ni≤0.5 | |||||||||
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI259014". Items marked "
" are certified.
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Company Profile
Union Steel Industry Co., Ltd as member of United Steel Industry Group, specialized in steel pipe and pipe fittings designing, manufacturing, stocking and exporting in China. As one of the leading manufacturer of steel pipe products in China, Union Steel Industry Co., Ltd are committed to providing one-stop service to customers around the world.
Union Steel Industry Co., Ltd has leading technology of steel pipe production and research at home and abroad, advanced and complete testing facilities. We strictly in accordance with the ISO 9001 quality management system for on-site management, SGS, BV, TUV, ABS, LR, GL, DNV, CCS, RINA, RS and other authoritative TPI organizations. For years, steel pipe products supplied by Union Steel Industry have been widely applied in engineering projects such as oil and gas extraction, water transportation, urban pipeline network construction, offshore & onshore pipeline construction, mining industry, chemical industry and power generation industry pipeline construction. Our partners are throughout Southeast Asia, the Middle East, Europe, Africa, South America, Oceania, and more than 100 countries and regions. We also provide many steel pipe products and services to the worlds top 500 petroleum and gas, EPC companies, such as: PetroChina, Schlumberger, ADNOC, NNPC, ENI, NICO, EGPC, OXY, CCE, OGDCL, PEMEX, etc.
Adhering to our principle of"quality first, win-win cooperation", we are confident to supply customers with high quality products at very competitive prices. Union Steel Industry Co., Ltd will always be you the most professional and reliable business partner.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- No. 380, Huijin Industry Park, Furong Road, Changsha City Hunan Province, Changsha, Hunan, China
-
Plant Area
- 160 square meters
-
Number of Employees
- 18
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Tianjin Port;Shanghai Port;
-
Minimum Order Quantity
- 2 Tons
-
Supply Chain Partners
- 100
Our Production Capability & Technical Expertise
-
Main Products
- Steel Pipe, Seamless Steel Pipe
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- No
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2023-01-18
-
Export Year
- 1 years
-
Main Markets
- Europe
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 15
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- What are the available grades for this drill pipe?
- The drill pipe is available in E75, X95, G105, and S135 grades, compliant with API 5DP standards.
- What is the minimum order quantity (MOQ)?
- The minimum order quantity is 2 tons.
- What are the delivery times?
- The standard delivery time is 30 days. Peak season and off-season lead times are both one month.
- Can I customize the product?
- Yes, we offer OEM and ODM services, including customization from samples, designs, full customization, and flexible minor customization.
- What payment terms do you accept?
- We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
- What certifications does the product have?
- The product complies with API 5DP standards and the company holds ISO9001:2015 certification.
- What is the warranty policy?
- We provide a warranty for the product, and after-sales service is available.
- What are the main applications for this drill pipe?
- It is essential for oil and gas well drilling, mining operations, water well drilling, geothermal wells, and coal/nonferrous metal mining.
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