K55/J55/N80 API water well drill pipe/30'' conductor casing pipe manufacturer
Technique Parameters
Casing Technical Specification (Standard API Spec 5 CT) | |||||||
Size | Outside Diameter | Inside Diameter | Grade | Wall Thickness | |||
in | mm | in | mm | in | mm | ||
4-1/2 | 4.500 | 114.30 | 4.000 | 101.60 | J55K55N80 | 0.250 | 6.35 |
3.920 | 99.57 | J55K55N80 | 0.290 | 7.37 | |||
5 | 5.000 | 127.00 | 4.408 | 111.96 | J55K55N80 | 0.296 | 7.52 |
4.276 | 108.61 | N80P110 | 0.362 | 9.29 | |||
4.126 | 104.80 | N80P110 | 0.437 | 11.10 | |||
5-1/2 | 5.500 | 139.70 | 4.892 | 124.26 | J55K55N80 | 0.304 | 7.72 |
4.778 | 121.36 | N80 | 0.361 | 9.17 | |||
4.670 | 118.62 | N80 | 0.415 | 10.54 | |||
7 | 7.000 | 177.80 | 6.366 | 161.70 | J55K55N80 | 0.317 | 8.05 |
6.276 | 159.41 | J55K55N80 | 0.362 | 9.19 | |||
6.184 | 157.07 | N80 | 0.408 | 10.36 | |||
9-5/8 | 9.625 | 244.48 | 8.755 | 222.38 | N80 | 0.435 | 11.05 |
8.681 | 222.50 | N80 | 0.472 | 11.99 | |||
10-3/4 | 10.750 | 273.05 | 10.050 | 255.27 | H40J55K55N80 | 0.350 | 8.89 |
9.850 | 250.19 | J55K55N80 | 0.450 | 11.43 | |||
13-3/8 | 13.375 | 339.72 | 12.615 | 320.42 | J55K55 | 0.380 | 9.65 |
12.415 | 315.34 | J55K55N80 | 0.480 | 12.19 | |||
oil casing pipe
Casing pipes are used for oil and gas wells. Steel casing pipes and tubing are applied to furnishing and installing cased tunnels, where they indicate to pass other utilities or obstructions without open excavation. Steel casing pipes and tube have smooth wall and a minimum yield strength of 35,000 psi
Corrosion-proofing water-based paint is applied on the outside pipe surface to protect against atmospheric corrosion during transportation and storage. The pipes can be delivered with metal or composite caps at both ends for thread protection.
About us
huadongscreen Co.,Ltd has emerged as the leading screens manufacture in China.It is a professional complex
combining scientific research,designing and developing,production,Marketing.with sophisticated manufacturing
facility,advanced technologies and perfect detection measures,our product well recognized by industry
peofessionals at home and abord,base on their products have earned it a reputation in China and found their
way into the international markets.
Our Advantages
1. Durable, strict quality management and control, we are an ISO9001 enterprise.
2.High precision machining equipments guarantee good quality.
3.Smooth surface. No defects. Continuous skill improvements.
4. Quick delivery, competitive Chinese price. Low MOQ.
5.Our Company is specialized in machining service on precise mechanical parts; we are producing high precision parts for military enterprise
6. We have design team to develop new skill and new products to meet requirements of markets.
7.Good service, when customers have problems during use, we will surely try our best to solve them.
8. High professional employees have good emergency-dealing ability during production.
9.Surface treatment can be nickel, galvanized and painted, or based on the requirements of customers.
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