API 5dp Oilfield Drill Pipes/Seamless Steel Pipe/Oil Drilling Tubing Pipe

• Customization: Available
• After-sales Service: Yes
• Warranty: Yes
• Model NO.: API 5DP API 7-1
• 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 Description

Product Description

Drill Pipe Size:
Outer Diameter (OD): 60.32mm - 168.28mm - Perfectly engineered for precision and durability.
Wall Thickness (WT): 6.45mm - 12.7mm - Built to withstand the toughest drilling conditions.
Length Options: R1, R2, R3 - Flexibility to meet diverse drilling needs.

Heavy Weight Drill Pipe
Outer Diameter (OD): 2-3/8" to 6-5/8" - Designed to ensure seamless drilling operations.
Length:Range 2 and 3 - Customizable lengths to suit your drilling requirements.
Grades Available: E75, X95, G105, S135 - High-quality choices for demanding projects.
Connection Threads: NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH, 6 5/8FH - Ensuring a secure and reliable connection.
Pipe Standard: API 5DP E75, X95, G105, S135 - Meets industry standards for performance and safety.
Upset Styles: IU, EU, IEU - Tailored for optimal strength and efficiency.
Connection: NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH, 6 5/8FH - Engineered for flawless integration.
Applications: Ideal for the exploration and development of oil and gas wells, ensuring robust performance.


Drill Collars
Outer Diameter (OD): 3 1/8" - 11" - Precision-crafted for a superior drilling experience.
Length Options: 30Ft / 31Ft / 43Ft / R1~R3 - Versatile choices for varied drilling scenarios.


- Standard: API 5DP / API Spec 7-1 E75, X95, G105, S135 - Certified for excellence and reliability.
- Connection Type: NC, REG, FH, IF - Diverse options for seamless operations.
- Thread: NC26, NC31, NC38, NC40, NC46, NC50, 5.1/2FH - Precision engineering for secure connections.
- Material: Stainless Steel / Alloy Steel / Carbon Steel / 4145H - Premium materials for durability and strength.
- Classification: Non-Magnetic Drill Collar, Slick Drill Collar, Spiral Drill Collar, Square Drill Collars, Monel Drill Collar, Spesifikasi Drill Collar - Comprehensive selection for specialized needs.


Application
- Oil And Gas Well Drilling - Unmatched efficiency for energy exploration.
- Oilfield Drilling - Ensures productive and smooth operations.
- Mine Blasting - Engineered for power and precision in mining.
- Water Well Drilling - Reliable solutions for water resource development.
- Geothermal Wells Drilling - Harness geothermal energy with our robust drill pipes.
- Fore Poling - Advanced tools for construction and engineering projects.
- Coal And Nonferrous Metal Mining Projects - Heavy-duty performance for challenging environments.
 

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

Note: EU - External Upset; IU - Internal Upset; IEU - Internal & External Upset - Detailed configurations for specific project needs.

 

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

Drill Pipe Dimension Tolerances - Precision-manufactured to meet exact requirements for flawless drilling performance.

		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(%): Discover the precise chemical alchemy that forms the backbone of each Robust API 5DP Drill Pipe. Meticulously balanced, these elements forge the extraordinary strength and reliability you demand.

	steel grade	P (%)	S (%)
		≤	≤
Pipe body	E	0.030	0.020
	X, G, S	0.020	0.015
Tool Joint		0.020	0.015

Drill Pipe Mechanical Properties: Unveil the impressive mechanical prowess of our Robust API 5DP Drill Pipe. Engineered for excellence, these properties ensure exceptional performance under the toughest drilling conditions, providing the resilience and power you need.

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

Remarks: Explore the technical specifics - k-constant, equal to 1944 (62500); A-cross-sectional area of tensile specimen, mm²(in²); Udp-specified minimum tensile strength, MPa(lbs/in²). These parameters define the unparalleled strength and durability that set our drill pipe apart.
 

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

 

Company Profile