Dongying Haixin Petroleum Equipment Co., Ltd.

China Manufacturer with main products: Drill Pipe, Oil/Gas Drilling Rig, Workover Rig, Pumping Unit, Blowout Preventer Bop, Solid Control System, Drilling Handing Tool, Drilling...

Home  >Products Catalog > Kelly Pipes

Kelly Pipes

FOB Price: 1,800.00 - 3,900.00 USD/Piece
Supply Ability: 45 Piece/Pieces per Month
Shipping: 15-30 days after receiving the copy of L/C or prepayment
Payment Terms: L/C, T/T
In Stock

Related products from verified members

Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Shandong in China
Packaging Details: Standard export packing or according to customers' requirments

Quick Details

  • Condition: New
  • Brand Name: HISIN
  • Certification: OHSA ISO API HSE Q1
  • After-sales Service Provided: No overseas service provided
  • Size: 2-1/2" 2-7/8" 3" 3-1/2" 4-1/4" 5-1/4"
  • Processing Type: Forging
  • Use: Well Drilling
  • Material: carbon steel, AISI 4145H

Specifications

 Specifications

HISIN kelly pipes are made from 4145H modified alloy steel in accordance with API Spec.7-1 latest edition, which are quenched and tempered along full length. A hardness range of 285 to 341 BHN and a minimum impact value of 54 Joules as per ASTM A 370 Charpy-V, these values are guaranteed one inch below the surface. Kelly pipe bars are inspected by an ultrasonic unit over their full length and full section. The wall thickness of each flat of the drive section is verified ultrasonically. All Kelly pipe connections are fitted with pressed steel thread protectors on both ends and each Kelly pipe would be shipped with steel scabbard for marine  transportation.

Nom Size
(in)

Lengths
(ft)

Top Upset Joint

Bottom Upset

Bore

Drive Section

Weight
(kg)

Standard

Optional

A

B

LH
Connection

OD C

LH Connection

OD C

RH Connection

OD D

E

F

G

Standard

Optional

(in)

(in)

(in)

(in)

(in)

(in)

2 1/2

40
46

37
43

6 5/8 Reg

7 3/4

4 1/2 Reg

5 3/4

NC26
(2 3/8 IF)

3 3/8

1 1/4

3 1/4

2 1/2

410
465

360
420

3

40
46

37
43

6 5/8 Reg

7 3/4

4 1/2 Reg

5 3/4

NC31
(2 7/8 IF)

4 1/8

1 3/4

3 7/8

3

495
560

450
515

3 1/2

404654

37
43
51

6 5/8 Reg

7 3/4

4 1/2 Reg

5 3/4

NC38
(3 1/2 IF)

4 3/4

2 1/4

4 3/7

3 1/2

600
670
780

555
630
730

4 1/4

404654

37
43
51

6 5/8 Reg

7 3/4

4 1/2 Reg

5 3/4

NC46(4 IF)orNC50(4 1/2 IF)

6or6 3/8-6 1/2

2 4/5

5 1/2

4 1/4

825
940
1070

780
890
1040

5 1/4

40
46
54

37
43
51

6 5/8 Reg

7 3/4

--

--

NC50or 
5 1/2 FH orNC56

7

3 1/4

6 3/4

5 1/4

1250
1430
1670

--

6

40
46
54

37
43
51

6 5/8 Reg

7 3/4

--

--

6 5/8 FH

8

3 1/2

7 5/8

6

1670
1920
2250

--

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

Ecvv Trade

More products from other suppliers

Reconnectable Breakaways    
Min Order: 500pcs
Sino-NSH Gas Engine Oil Recycling Plant    
FOB Price: 56000.00-66000.00 USD/Piece
Min Order: 1 Piece
Portable oil filterimg machine    
FOB Price: 1.00-10000.00 USD/chongqing, china

Can't find a suitable Supplier or product? Entrust ECVV to purchase the well-chosen Chinese products with high cost performance.

Learn More>> Start Safebuy Order

Communicate with Supplier

Lily from ECVV
Join ECVV community
Join Facebook Group