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API Spec 7-1 Oil/Gas/Water Drilling Drill Collar Lifting Sub 2 7/8"- Nc23 AISI 4145h

API Spec 7-1 Oil/Gas/Water Drilling Drill Collar Lifting Sub 2 7/8"- Nc23 AISI 4145h

API Spec 7-1 Oil/Gas/Water Drilling Drill Collar Lifting Sub 2 7/8"- Nc23 AISI 4145h

Product Details:

Place of Origin: China
Brand Name: SHITAN
Certification: API
Model Number: O. D 2 7/8"- NC23

Payment & Shipping Terms:

Minimum Order Quantity: 1 PC
Price: USD100
Packaging Details: Bundles
Delivery Time: 5 working days
Supply Ability: 6000 PCS per year
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Detailed Product Description
Catagory: Lifting Sub Standard: API 7-1
Package: Bundles Application: Oil Drilling

Product Information
Lifting sub, as professional lifting tools, is mainly applied in the oil and natural gas field and geological investigation. According to API Spec 7-1 specification, there are two options for overall structure. In line with the elevator model, 18 degree and 90 degree are alternative.
The parameter of lifting sub according to API Spec 7-1 specifications.

Dimensions Internal Diameter External Thread Connection Lifting Part
Thread Type External Diameter Chamfering Diameter Length of Action External Diameter Length of Action
mm in mm   mm mm mm mm mm
73.0 2 7/8 31.8 NC23 79.4 76.2 250 111.1 100
44.8 NC26 88.9 82.9
88.9 3 1/2 54.0 NC31 104.8 100.4 127
50.8 NC35 120.7 114.7
68.3 NC38 127.0 121.0
127.0 5 71.4 NC44 152.4 144.5 168.3
158.8 149.2
82.6 NC46 158.8 150.0
165.1 154.8
171.5 159.5
95.3 NC50 177.8 164.7
184.2 169.5
NC56 196.8 185.3 300
203.2 190.1
6 5/8 REG 209.6 195.7
NC61 228.6 212.7
7 5/8 REG 241.3 223.8
NC70 247.7 232.6
254.0 237.3
8 5/8 REG 279.4 266.7

API Spec 7-1 Oil/Gas/Water Drilling Drill Collar Lifting Sub 2 7/8"- Nc23 AISI 4145hAPI Spec 7-1 Oil/Gas/Water Drilling Drill Collar Lifting Sub 2 7/8"- Nc23 AISI 4145h

Contact Details
Shijiazhuang Coal Mining Machinery Co., Ltd.

Contact Person: Mrs. Gina

Tel: 86-311-85538986

Fax: 86-311-85538888

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