API 5dp 5"/5 1/2" Drill Pipe for Well Drilling Tool

• 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 Description

Product Description

Drill Pipe Size:
OD: 60.32mm-168.28mm
WT: 6.45-12.7mm
LENGTH: R1, R2, R3

Heavy Weigh Drill Pipe
OD: 2-3/8" to 6-5/8"
LENGTH:,Range 2 and 3
Grades: E75, X95, G105, S135
Connection threads:NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH.6 5/8FH.
Pipe Standard:API 5DP E75, X95, G105, S135
Upset Style:IU, EU, IEU
Connection:NC26, NC31, NC38, NC40, NC46, NC50, 5 1/2FH.6 5/8FH.
Application: Drill pipe is for exploration and development of oil and gas wells.


Drill Collars
- OD: 3 1/8"-11"
- Length: 30Ft / 31Ft / 43Ft / R1~R3


- Standard: API 5DP/API Spec 7-1 E75,X95,G105,S135
- Connection Type: NC, REG, FH, IF
- Thread: NC26, NC31, NC38, NC40, NC46, NC50,5.1 / 2FH
- Material: Stainless Steel / Alloy Steel /Carbon Steel / 4145H
- Classification: Non Magnetic Drill Collar, Slick Drill Collar, Spiral Drill Collar,Square Drill Collars, Monel Drill Collar, Spesifikasi Drill Collar


Application
- Oil And Gas Well Drilling
- Oilfield Drilling
- Mine Blasting
- Water Well Drilling
- Geothermal Wells Drilling
- Fore Poling
- 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

Note: EU- external upset; IU- internal upset; IEU-internal & external upset.

 

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

		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

Drill Pipe Mechanical Properties

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: k-constant, equal to 1944 (62500); A-cross-sectional area of tensile specimen, mm2(in2); Udp-specified minimum tensile strength, MPa(Ib/in2).

 

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

 

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