China Wholesale Drill Pipe / 2 3/8′′ 2 7/8′′ 3′′ 4′′ API Drill Rod for Ground Water Drilling

• Standard: AISI, API
• Usage: Oil Mining, Coal Mining, Well Drilling, Ore Mining
• Material: Carbon Steel
• Thread Type: 2 3/8" API Reg, 3 1/2" API Reg (API Thread, Custom
• Upset Type: Iu, EU, Ieu
• Product Technology: Friction Welding, Nitrading, Upsetting
• Transport Package: Bundle
• Specification: from 2 3/8" to 6 5/8"(50-168mm)
• Trademark: WEILIDA
• Origin: China
• Production Capacity: 100000 Pieces

Product Description

 

Product Description

China wholesale drill pipe / 2 3/8'' 2 7/8'' 3'' 4'' API drill rod for ground water drilling  

 

1. Water well drill pipe

Size: 42mm-168mm

Grade: E75,X95,G105,S135,R780

Length: R1(6.1-7.01m),R2(8.84-9.75m),R3(12.19-13.72m)

Thread type: NC26,NC31,NC38,NC40,NC46,NC50,NC56,5 1/2FH,6 5/8FH

Drill Pipe Outer Diameter		Thread Type	Steel Grade	Wall Thickness (mm)	End-Upset type	Length (mm)
inch	mm
3	76	2-3/8"  REG	R780, G105, S135	6, 8	IU/IEU	1000--5000
3-1/2	89	2 3/8'' IF  NC26	R780, G105, S135	6.5, 8	IU/IEU	1000--5000
4	102	2 7/8'' IF  NC31	R780, G105, S135	8, 9.19	IU/IEU	1000--5000
4-1/4	108	2 7/8'' IF  NC31	R780, G105, S135	8, 9.19	IU/IEU	1000--5000
4-1/2	114	2 7/8'' IF  NC31	R780, G105, S135	8, 10	IU/IEU	1500--6000
5	127	3 1/2'' IF  NC38	R780, G105, S135	8, 10, 12	IU/IEU	1500--6000

 2. Geological Drill Pipe
 

External Diameter		Upset type	Steel Pipe Grade	Pipe Wall Thickness	Normal Weight	Pipe length	Thread model	Joint Diameter
inch	mm			mm	Kg/m	mm		mm
1.6	42	EU	DZ50	6.5	5.7	1000-9000	1:16	57
			R780
2	50	EU,IU	DZ50	6.5	7.1	1000-9000	1:16	65
			R780					68
2.375	60	EU,IU	R780	7.1	9.4	1000-9000	NC26	75
			S135					78
2.875	73	EU,IU	R780	8	12.9	1000-9000	NC31	95
			G105	9.19	14.5
								105
			S135
3.5	89	EU,IU	R780	8	16	1000-9000	NC38	121
			G105
				9.5	19			127
			S135

 

3.Oil Drill Pipe

Size (in)	Nominal Weight (1b/ft)	OD of Pipe Body		Wall Thickness of Pipe Body		Grade	Upset Type	Conn. Type	OD of Pin and Box		ID of Pin
		(in)	(mm)	(in)	(mm)				(in)	(mm)	(in)	(mm)
2 3/8	6.65	2 3/8	60.32	0.280	7.11	EXGS	EU	NC26 (2 3/8 IF)	3 3/8	85.70	1 3/4	44.45
2 7/8	10.40	2 7/8	73.02	0.36	9.19			NC31 (2 7/8 IF)	4 1/8	104.80	2	50.80
3 1/2	13.30	3 1/2	88.90	0.37	9.35			NC38 (3 1/2 IF)	5	127.00	2  7/16	61.91
3 1/2	15.50	3 1/2	88.90	0.45	11.40			NC38 (3 1/2 IF)	5	127.00	2 1/8	53.98
4	14.00	4	101.60	0.33	8.38			NC46 (4 IF)	6	154.20	3 1/4	82.55
4 1/2	16.60	4 1/2	114.30	0.34	8.56		IEU	NC40 (4 IF)	6 1/4	158.80	3	76.20
4 1/2	20.00	4 1/2	114.30	0.43	10.92			NC46 (4 IF)	6 1/4	158.75	2 1/2	63.50
5	19.50	5	127.00	0.36	9.19			NC50 (4 1/2 IF)	6 5/8	168.30	3 1/4	82.55
5	19.50	5	127.00	0.36	9.19			5 1/2 FH	7	177.80	3 3/4	95.25
5	25.60	5	127.00	0.50	12.70			NC50 (4 1/2 IF)	6 5/8	168.28	2 3/4	69.85
5	25.60	5	127.00	0.50	12.70			5 1/2 FH	7 1/4	184.15	3 1/4	82.55
5 1/2	21.90	5 1/2	139.70	0.36	9.17			5 1/2 FH	7 1/4	184.15	3 1/2	88.90
5 1/2	24.70	5 1/2	139.70	0.42	10.54			5 1/2 FH	7 1/4	184.15	3 1/2	88.90
6 5/8	25.20	6 5/8	168.28	0.33	8.38			6 5/8 FH	8 1/4	209.55	4 3/4	120.65
6 5/8	27.70	6 5/8	168.28	0.36	9.19			6 5/8 FH	8 1/4	209.55	4 3/4	120.65

 

4. HDD Drill Pipe

Diameter(mm)	Length(mm)	Thread type	Craft	Connection type
50	1000-3000	API 2 3/8 REG	Friction welding	Box/pin
60	1000-3000	API 2 3/8 REG	Friction welding	Box/pin
76	1500-3000	API 2 3/8 REG	Friction welding	Box/pin
89	1500-3000	NC26(2 3/8IF)	Friction welding	Box/pin
102	1500-6000	NC31(2 7/8IF)	Friction welding	Box/pin
108	1500-6000	NC31(2 7/8IF)	Friction welding	Box/pin
114	1500-6000	NC31(2 7/8IF) OR NC35	Friction welding	Box/pin
127	1500-6000	NC38(3 1/2IF)	Friction welding	Box/pin

Remarks: We can produce drill pipe as per your request.

5.Raw Material performances

Steel Grade	Yield Strength		Tensile Strength
	Min(Mpa)	Max(Mpa)	Min(Mpa)	Max(Mpa)
E-75	517	724	100	689
G105	724	931	793
S135	931	1138	1000
R780	520	666	780	876

Drill pipe usage notes:

1.New drill pipe should be pasted oil before connection

2.Make up and break at least 3 times before drilling
3.Hard bending and plastic coating can be processed according to clients' special requirements.

 

 

Detailed Photos

 

Certifications

Packaging & Shipping

Packing Details  : The drill pipes will be packed into bundles  or as customer's requirements.

Delivery Details : Usual loading port is Tianjin port in Tianjin ,main port in north of China.

 

Our Advantages

1.Production quality and standards meet and exceed the Comprehensive requirements of API5D,API7G,APIQ1. achieve the international first-class.
2.World-class raw materials and advanced heat treatment process,fully reflects the high strength and toughness,especially with high temperature toughness. 
3.Sleek long tube thickening transition zone and a solid abrasion-proof increase the service life of drill pipe and the degree of safety.
4.Pipe body material:High quality alloy seamless pipe of R780,E75,X95,G105,S135

5.Top-notch technical team
6.Perfect quality management
7.Advanced and first-class equipment
8.Professional experience of 20 years
9.Comprehensive international standard

 

After Sales Service

1.Any third party testing is accepable.
2.Engineers are online 24 hours a day.

FAQ

Q: Are you trading company or manufacturer ?

A: We are a professional manufacturer.

Q: How long is your delivery time?

A: Generally it is 10~20 days if the goods are in stock. or it is 20~30 days if the goods are not in stock, it is according to quantity.

Q: Where is your factory located in?

A: Our factory is located in Lu Jiazhuang Industry Zone, JIN ZHOU city, HEBEI province, China.

Q: What methods of payment are accepted?

A: We agree T/T, L/C,One touch.

Q: What about the shipment?

A: Our usual loading port is Xingang port in Tianjin ,main port in north of China. The goods will be packed into bundle as 3*3,4*4 etc,black painting and thread protectors.

Q: do you agree sample order?

A: Yes, we are welcome your sample order to testing our quality.

Q: Does your drill pipe have rust prevention?

A: Yes, every drill pipe will be with the rust prevention by paint or anti-corrosive oil before shipping and its thread surface will be nitrided.

Q: do you have after-sale service and warranty service?

A: Any quality or quantity problem once confirmed, we will be compensate you the same. Any question or problem we will be reply you within 24 hours.

Q: How about your minimum order quantity?

A: At least 10 pieces.Small orders also can accept.
 

Company Profile

 Shijiazhuang WeiLiDa Prospecting Machinery Co., Ltd. is a professional manufacturer of drill pipe, drilling rig and other drilling tools. Our factory is located in Jinzhou, Shijiazhuang . 200 km from the capital Beijing. We have good export conditions to Tianjin port and Huanghua port. Our factory covers an area of 20000 square meters. Its total assets is 50 million yuan.

- Stable raw material purchasing

- Favorable orders follow-up management

- Laudable lead-time & shipment control

- Traceable quality evaluation

- Flexible payment terms

- Remarkable after-sale service