API 7-1 Oil Heavy Weight Drill Pipe HWDP For Petroleum API 7-1 Spec manufacturer from China XI'AN KINGWELL OILFIELD MACHINERY CO.,LTD

API 7-1 Oil Heavy Weight Drill Pipe HWDP For Petroleum

Price:	1.0 USD
Payment Terms:	T/T,L/C
Place of Origin:	Shaanxi, China (Mainland)


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Product Detail

Model No.: API 7-1 Spec

Production Capacity: 1000 tons/month

Delivery Date: 20 days after received adva...

Steel Grade: AISI 4145H

Machine Type: Drilling Equipment

Coating: Black painting / Vanish pai...

Use: Well Drilling

Means of Transport: Ocean,Land,Air

Packing: tandard export package

Standard: API 7-1 Spec

Size: 2-3/8"-6-5/8"

Processing Type: Heavy Weight Drill Pipe

Marking: According to standard or ac...

Inspection: Third party accept

1. API 7-1 Heavy weight drill pipe, HWDP
2. Material: AISI 4145H
3. OD: 3 1/2 --6 5/8"
4.Box Bore Back x Pin Ring Groove

API 7-1 Oil Heavy Weight Drill Pipe HWDP For Petroleum

1.Raw material: AISI4145H MOD
2.Quality: API SPEC7-1& ISO
3.Delivery time: Within 20 days
4.Price: manufacturer's price

Parameter of HWDP heavy weight drill pipe:

Nominal Size	Length ft	Tube			Tool Joint
Nominal Size	Length ft	ID	Wall Thickness	End Upset(B)	Connection Size and Type	Tool Joint OD	Tool Joint ID	Per foot lb	Per Joint (31ft)kg	Make-torque(ft-lb)
2 7/8	31	1 1/2	0.688	2 15/16	NC26(2 3/8 IF)	3 3/8	1 1/2	18.31	261	3,800
3 1/2	31	2 1/16	0.719	3 7/8	NC38(3 1/2 IF)	4 3/4	2 1/16	27.14	390	11,500
3 1/2	31	2 1/4	0.625	3 7/8	NC38(3 1/2 IF)	4 3/4 4 7/8	2 1/4	24.88	360	11,500
4	31	2 9/16	0.719	4 3/16	NC40(4 FH)	5 1/4 4 7/8	2 9/16	31.51	455	14,600
4 1/2	31	2 3/4	0.875	4 11/16	NC46(4 IF)	6 1/4	2 3/4	43.31	621	22,500
5	31	3	1	5 1/8	NC50(4 1/2 IF)	6 5/8	3	52.34	750	30,000
5 1/2	31	3 1/4	1.125	5 11/16	5 1/2 FH	7 1/4	3 1/4	63.87	915	41,200
6 5/8	31	4 1/2	1.063	6 5/16	6 5/8 FH	8	4 1/2	74.62	1070	50,500

Manufacturing technique:

1. Process: EAF + LF + VD + Forged + Heat Treatment (optional)+Fine machined

2. Heat treatment: Normalized / Annealed / Quenched / tempered

3. Delivery condition: Hot forged +Rough machined +Turned (optional)+fined machined

Test: UT & MT testing

1.Our drill pipes are mainly made from 4330V forging steel.

2.The physical properties are guaranteed one inch below the surface at normal temperature.

3.Heat treated by water quenching and tempering,rough machined as the drawing dimensions.

4.Strict UT inspection according to ASTM A-388 to guarantee high quality.

5. Tungsten Carbide alloy buttons were inserted into blades so as to keep its hardness.

Company introduction

Xi'an KINGWELL OILFIELD MACHINERY Co., Ltd. (KINGWELL) is a highly reputable supplier for oilfield equipment and services to Oil & Gas industries and provides complete solutions.

With over 10 years developing, we were developed from the beginning drilling service to manufacture factory who produce OCTG, drilling tools, DST tools and Solid control products.

KINGWELL have experienced team, stronger enough to meet any challenge, we do believe honest is the base of business and cooperation; our aim is to build solid relationship with any part of honest. kingwell can provide highly efficient services to its clients resulting in accurate and timely deliveries at the best prices. Our products have been exported to Europe, American and Middle East.