API 5DP Drill Pipe

API 5DP Drill Pipe

API 5DP Drill Pipe is a critical component in the drilling industry, known for its robust design and high performance. Conforming to the API 5DP standards, this drill pipe is engineered to withstand the extreme conditions encountered in oil and gas exploration and production. Its superior strength, durability, and resistance to wear and fatigue ensure efficient and reliable operation in the most demanding environments. Explore the advantages of API 5DP Drill Pipe to enhance the effectiveness and safety of your drilling operations.

Chemical Composition of API 5DP Drill Pipes

Grade	(C) (%)	(Mn) (%)	(P) (%)	(S) (%)	(Si) (%)	(Cr) (%)	(Ni) (%)	(Mo) (%)	(Cu) (%)
E75	≤ 0.35	0.60-1.10	≤ 0.020	≤ 0.010	≤ 0.35	≤ 0.15	≤ 0.25	≤ 0.20	≤ 0.20
X95	≤ 0.35	0.60-1.10	≤ 0.020	≤ 0.010	≤ 0.35	0.75-1.15	0.40-0.75	0.15-0.25	≤ 0.20
G105	≤ 0.35	0.60-1.10	≤ 0.020	≤ 0.010	≤ 0.35	0.75-1.15	0.40-0.75	0.15-0.25	≤ 0.20
S135	≤ 0.35	0.60-1.10	≤ 0.020	≤ 0.010	≤ 0.35	0.75-1.15	0.40-0.75	0.15-0.25	≤ 0.20

Mechanical Properties of API 5DP Drill Pipes

Grade	Yield Strength (psi)	Tensile Strength (psi)	Elongation (%)	Impact Test (ft-lbs)	Hardness (HRC)
E75	75,000	100,000	20	40	≤ 30
X95	95,000	105,000	15	40	≤ 32
G105	105,000	115,000	13	40	≤ 35
S135	135,000	145,000	10	40	≤ 38

Specifications

Standard	API 5DP Drill Pipe
Steel Grade	E75, X95, G105, S135
Ends Process	IU, EU, IEU
Drill Pipe Size	2 3/8″, 2 7/8″, 3 1/2″, 4″, 4 1/2″, 5″, 5 1/2″, 6 5/8″
Drill Pipe Length	Range 1 (R1): from 18 to 22 feet (5.49 to 6.71 meters). Range 2 (R2): from 27 to 30 feet (8.23 to 9.14 meters). Range 3 (R3): from 38 to 45 feet (11.58 to 13.72 meters).
Ends Connections	IF, FH, REG, NC
Packing	Packed in bundles secured with steel straps or wire, with thread protectors on both ends to prevent damage during transportation and storage.
Section Shape	Round, Spiral, Square
Brand	Approved Manufacturer List (AML), or Country of Origin restrictions
Place of Origin	Made in China
MOQ	1 Piece/Size
Transportation	Land transportation by truck or train, sea transportation by container ship or bulk ship.

API 5DP Drill Pipe Dimension Table

Label 1	Label 2	Grade	Upset Type	RSC Type	Pipe-body OD (mm)	Pipe WT (mm)	Drill-pipe Weld Neck  (mm)	Tool Joint OD (mm)	Pin ID (mm)	Pin Length (mm)	Box OD Length (mm)	RSC Bevel Dia.  (mm)	Approx. Mass (kg/m)
4	14.00	E	IU	NC40	101.60	8.38	106.4	133.4	71.4	177.80	254.00	127.40	22.42
4	14.00	X	IU	NC40	101.60	8.38	106.4	133.4	68.3	177.80	254.00	127.40	22.76
4	14.00	G	IU	NC40	101.60	8.38	106.4	139.7	61.9	177.80	254.00	127.40	23.61
4	14.00	S	IU	NC40	101.60	8.38	106.4	139.7	50.8	177.80	254.00	127.40	24.03
4 1/2	13.75	E	IU	NC46	114.30	6.88	119.1	152.4	85.7	177.80	254.00	145.26	22.50
2 3/8	6.65	E	EU	NC26	60.32	7.11	65.1	85.7	44.5	177.80	203.20	82.95	10.45
2 3/8	6.65	X, G	EU	NC26	60.32	7.11	65.1	85.7	44.5	177.80	203.20	82.95	10.58
2 7/8	10.40	E	EU	NC31	73.02	9.19	81.0	104.8	54.0	177.80	228.60	100.41	16.25
2 7/8	10.40	X, G	EU	NC31	73.02	9.19	81.0	104.8	50.8	177.80	228.60	100.41	16.50
2 7/8	10.40	S	EU	NC31	73.02	9.19	81.0	111.1	41.3	177.80	228.60	100.41	17.19
3 1/2	9.50	E	EU	NC38	88.90	6.45	98.4	120.7	68.3	203.20	266.70	116.28	15.77
3 1/2	13.30	E	EU	NC38	88.90	9.35	98.4	120.7	68.3	203.20	266.70	116.28	20.77
3 1/2	13.30	X	EU	NC38	88.90	9.35	98.4	127.0	65.1	203.20	266.70	116.28	21.76
3 1/2	13.30	G	EU	NC38	88.90	9.35	98.4	127.0	61.9	203.20	266.70	116.28	21.90
3 1/2	13.30	S	EU	NC38	88.90	9.35	98.4	127.0	54.0	203.20	266.70	116.28	22.22
3 1/2	15.50	E	EU	NC40	88.90	11.40	98.4	127.0	65.1	203.20	266.70	116.28	24.67
3 1/2	15.50	X	EU	NC40	88.90	11.40	98.4	127.0	61.9	203.20	266.70	116.28	25.07
3 1/2	15.50	G	EU	NC40	88.90	11.40	98.4	127.0	54.0	203.20	266.70	116.28	25.38
3 1/2	15.50	S	EU	NC40	88.90	11.40	98.4	139.7	57.2	203.20	266.70	127.40	26.19
4	14.00	E	EU	NC46	101.60	8.38	114.3	152.4	82.6	177.80	254.00	145.26	23.67
4	14.00	X, G	EU	NC46	101.60	8.38	114.3	152.4	82.6	177.80	254.00	145.26	24.12
4	14.00	S	EU	NC46	101.60	8.38	114.3	152.4	76.2	177.80	254.00	145.26	24.46
4 1/2	13.75	E	EU	NC50	114.30	6.88	127.0	168.3	95.3	177.80	254.00	153.99	23.65
4 1/2	16.60	E	EU	NC50	114.30	8.56	127.0	168.3	95.3	177.80	254.00	153.99	27.51
4 1/2	16.60	X, G	EU	NC50	114.30	8.56	127.0	168.3	95.3	177.80	254.00	153.99	28.07
4 1/2	16.60	S	EU	NC50	114.30	8.56	127.0	168.3	88.9	177.80	254.00	153.99	28.47
4 1/2	20.00	E	EU	NC50	114.30	10.92	127.0	168.3	92.1	177.80	254.00	153.99	32.93
4 1/2	20.00	X, G	EU	NC50	114.30	10.92	127.0	168.3	88.9	177.80	254.00	153.99	33.63
4 1/2	20.00	S	EU	NC50	114.30	10.92	127.0	168.3	76.2	177.80	254.00	153.99	34.34
4 1/2	16.60	E	IEU	NC46	114.30	8.56	119.1	158.8	82.6	177.80	254.00	145.26	27.36
4 1/2	16.60	X, G	IEU	NC46	114.30	8.56	119.1	158.8	76.2	177.80	254.00	145.26	27.73
4 1/2	16.60	S	IEU	NC46	114.30	8.56	119.1	158.8	69.9	177.80	254.00	145.26	28.04
4 1/2	20.00	E	IEU	NC46	114.30	10.92	119.1	158.8	76.2	177.80	254.00	145.26	32.94
4 1/2	20.00	X	IEU	NC46	114.30	10.92	119.1	158.8	69.9	177.80	254.00	145.26	33.69
4 1/2	20.00	G	IEU	NC46	114.30	10.92	119.1	158.8	63.5	177.80	254.00	145.26	33.97
4 1/2	20.00	S	IEU	NC46	114.30	10.92	119.1	158.8	57.2	177.80	254.00	145.26	34.23
5	19.50	E	IEU	NC50	127.00	9.19	130.2	168.3	95.3	177.80	254.00	153.99	31.79
5	19.50	X	IEU	NC50	127.00	9.19	130.2	168.3	88.9	177.80	254.00	153.99	32.58
5	19.50	G	IEU	NC50	127.00	9.19	130.2	168.3	82.6	177.80	254.00	153.99	32.95
5	19.50	S	IEU	NC50	127.00	9.19	130.2	168.3	69.9	177.80	254.00	153.99	33.60
5	19.50	E	IEU	5 1/2 FH	127.00	9.19	130.2	177.8	95.3	203.20	254.00	170.66	33.22
5	19.50	X, G	IEU	5 1/2 FH	127.00	9.19	130.2	177.8	95.3	203.20	254.00	170.66	33.61
5	19.50	S	IEU	5 1/2 FH	127.00	9.19	130.2	184.2	88.9	203.20	254.00	170.66	34.89
5	25.60	E	IEU	NC50	127.00	12.70	130.2	168.3	88.9	177.80	254.00	153.99	40.73
5	25.60	X	IEU	NC50	127.00	12.70	130.2	168.3	76.2	177.80	254.00	153.99	41.80
5	25.60	G	IEU	NC50	127.00	12.70	130.2	168.3	69.9	177.80	254.00	153.99	42.11
5	25.60	E	IEU	5 1/2 FH	127.00	12.70	130.2	177.8	88.9	203.20	254.00	170.66	42.14
5	25.60	X	IEU	5 1/2 FH	127.00	12.70	130.2	177.8	88.9	203.20	254.00	170.66	42.51
5	25.60	G	IEU	5 1/2 FH	127.00	12.70	130.2	184.2	88.9	203.20	254.00	170.66	43.35
5	25.60	S	IEU	5 1/2 FH	127.00	12.70	130.2	184.2	82.6	203.20	254.00	170.66	43.75
5-1/2	21.90	E	IEU	5 1/2 FH	139.70	9.17	144.5	177.8	101.6	203.20	254.00	170.66	35.43
5-1/2	21.90	X	IEU	5 1/2 FH	139.70	9.17	144.5	177.8	95.3	203.20	254.00	170.66	36.36
5-1/2	21.90	G	IEU	5 1/2 FH	139.70	9.17	144.5	184.2	88.9	203.20	254.00	170.66	37.61
5-1/2	21.90	S	IEU	5 1/2 FH	139.70	9.17	144.5	190.5	76.2	203.20	254.00	180.18	39.27
5-1/2	24.70	E	IEU	5 1/2 FH	139.70	10.54	144.5	177.8	101.6	203.20	254.00	170.66	39.19
5-1/2	24.70	X, G	IEU	5 1/2 FH	139.70	10.54	144.5	184.2	88.9	203.20	254.00	170.66	41.32
5-1/2	24.70	S	IEU	5 1/2 FH	139.70	10.54	144.5	190.5	76.2	203.20	254.00	180.18	42.97
6-5/8	25.20	E	IEU	6 5/8 FH	168.28	8.38	176.2	203.2	127.0	203.20	279.40	195.66	41.03
6-5/8	25.20	X	IEU	6 5/8 FH	168.28	8.38	176.2	203.2	127.0	203.20	279.40	195.66	41.03
6-5/8	25.20	G	IEU	6 5/8 FH	168.28	8.38	176.2	209.6	120.7	203.20	279.40	195.66	42.60
6-5/8	25.20	S	IEU	6 5/8 FH	168.28	8.38	176.2	215.9	108.0	203.20	279.40	195.66	44.73
6-5/8	27.70	E	IEU	6 5/8 FH	168.28	9.19	176.2	203.2	127.0	203.20	279.40	195.66	43.79
6-5/8	27.70	X, G	IEU	6 5/8 FH	168.28	9.19	176.2	209.6	120.7	203.20	279.40	195.66	45.35
6-5/8	27.70	S	IEU	6 5/8 FH	168.28	9.19	176.2	215.9	108.0	203.20	279.40	195.66	47.48

Applications of API 5DP Drill Pipe

Drilling Operations:
Vertical Drilling: Used in conventional vertical wells to reach oil and gas reservoirs.
Directional Drilling: Facilitates complex drilling trajectories to access hard-to-reach reservoirs, including horizontal, deviated, and extended-reach drilling.
Exploratory Drilling: Utilized in initial exploratory wells to assess potential hydrocarbon reserves.

Well Control and Safety:
Mud Circulation: Provides a pathway for drilling mud to be pumped down the wellbore, maintaining wellbore stability, cooling the drill bit, and carrying cuttings to the surface.
Pressure Control: Helps manage well pressure and prevent blowouts by maintaining well integrity.

Formation Testing:
Logging While Drilling (LWD): Enables real-time data acquisition for geological and formation evaluation.
Measurement While Drilling (MWD): Facilitates real-time directional and inclination measurements, aiding in accurate wellbore placement.

Casing and Cementing Support:
Casing Installation: Provides structural support during the installation of casing strings.
Cementing Operations: Ensures proper placement of cement between the casing and wellbore, isolating different geological zones.

Enhanced Oil Recovery (EOR):
Steam Injection: Used in thermal EOR methods to inject steam into the reservoir, reducing oil viscosity and enhancing recovery.
Chemical Injection: Facilitates the injection of chemicals into the reservoir to improve oil displacement and recovery rates.

Maintenance and Workover Operations:
Fishing Operations: Used to retrieve lost or stuck equipment from the wellbore.
Workover Activities: Enables re-entry into existing wells for repairs, re-completions, or enhancements to improve production.

Offshore Drilling:
Deepwater and Ultra-Deepwater Drilling: Essential for drilling in challenging offshore environments, providing the strength and flexibility required for deep and ultra-deepwater operations.
Subsea Wells: Supports drilling operations in subsea wells, ensuring well integrity and safety.

Unconventional Drilling:
Shale Gas and Oil: Used in unconventional reservoirs like shale gas and oil formations, often requiring horizontal and multi-stage hydraulic fracturing.
Coalbed Methane: Facilitates drilling in coalbed methane reservoirs, requiring specialized techniques for gas extraction.

Geothermal Drilling:
Heat Extraction: Used in geothermal wells to access and transport geothermal fluids for energy production.

Carbon Capture and Storage (CCS):
CO2 Injection Wells: Utilized in CCS projects to inject and store CO2 in underground formations, reducing greenhouse gas emissions.