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Slotted Pipe

Application: Used as Walls Structural Retainers and Screen Pipes for Oil, Gas and Water Wells Specification: OD: 50mm - 500mm;WT: less than 20mm;LENGTH: less than 15m Slot&Holes Specification: as customer require Standard & Grade: API , API5CT J55/K55/N80/C75/L80/C90/T95/Q125 Process Type: Seamless (SMLS), Electric Resistance Welded (ERW) End: Plain, Beveled, Square Cut, With LTC/STC/BTC Connection Surface: Anti-corrosion&water Painting Packing: Protection Caps in Both Ends, Waterproof Paper Wrapped

Classification :

Oil country tubular goods

keywords :

Oil country tubular goods

PRODUCT DETAILS

Description

Slot and perforate on the pipe body to be slotted pipes. The types of slot are Perforated, Rectangular slotted, Trapezoid slotted, Bridge slotted, Wire wrapped screen, Mechanical cutting, Compound slotted pipe.

The slotted pipe is using in oil exploration to prevent sand, decrease oil well repaired, increase oil well’s strength, integrality and stability of keeping off sand.

1.Casing slotted pipe specification:

O.D.: Casing: 4 1/2″-20″ (114.3mm-508mm)

Tubing:1.05″-41/2″(26.7mm-114.3m)

Length:R1:4.88-7.62M,R2:7.621-10.36M,R3:10.36-14.63M

W.T.: 0.205” – 0.875” (5.21mm- 22.22mm)

Product standards: API 5CT, BS EN ISO11960, NFM87-207, JIS G3439, ISO 4270, GOST 632-80

Material: H40, J55, K55, N80-1, N80Q, R95, L80-1, L80-9Cr, L80-13Cr, C90, T95, C110, P110, Q125

2. Thread type:

Casing: STC, LTC, BTC etc.

Tubing: NU, EU, XL, PH-4, PH-6, LTC, STC, BTC etc.

3. Slotted type

(1)Straight Slots

Cut at a right angle to the liner, this slot type shows the same diameter from the inside to the outside of the wall. Although straight slots are cheaper to produce, they are less effective in sand control compared to keystone slots.

(2)Keystone Slots

Cut at a slight angle, keystone slots, or tapered slots, are larger on the inside than on the outside, making sure that any particle entering the slot can pass through freely without clogging the slot.

Keystone slots are more expensive to than straight slots, but lower the risk of production losses due to plugged liner slots.

(3)Slot Patterns

Whether you want your slotted pipe with a line, staggered, gang, overlapping, horizontal, or any other pattern, we can cut them all.

Among all slot patterns, the following three are the most common.

(4)Line (Straight) Pattern

In the line pattern, slots are placed evenly in identical bands around the pipe, forming straight lines of slots across the length of the slotted liner.

(5)Single-Slot Staggered Pattern

In the single-slot staggered pattern, bands of evenly spaced slots are placed around the pipe. Slots in different bands are offset (staggered) to each other.

The single-slot staggered pattern preserves the strength of the pipe and provides an even distribution of the slots over the area of the pipe.

(6)Gang Pattern (Multiple Staggered Pattern)

While having the same overall layout as the single-slot staggered pattern, the gang pattern places two slots, cut at close proximity, instead of just one slot at each position.

Slotted pipe with a multiple staggered pattern has been shown to withstand higher torque during installation and provide better resistance to deformation under thermal load compared to the single-slot staggered pattern, making it well suited for application in steam assisted gravity drainage (SAGD) applications.

4. Assurance

API/ISO quality system, SGS, DNV, BV, Moody third party inspection welcomed

Specification

 

API Casing ID Length Slot Length Slot Slot width Slot Tolerance Valid Filter Area
  mm m mm No.No./m mm   cm/m

 

 

Warehouse Storage

The company's main products include carbon steel, galvanized, stainless steel coils, color-coated coils, roof panels, color steel, aluminum plates, aluminum coils, angle steel, H-shaped steel, steel bars, etc., with quality assurance and timely delivery. 

 

 

Packing and shipping

The products are mainly exported to more than 60 countries in South America, Southeast Asia, Africa, the Middle East, etc. The annual export volume reaches more than 1 million tons. Having been engaged in the steel industry for more than ten years, he has rich experience in team management and has established good business relationships with customers and factories.

 

 

Application field

We have been engaged in the steel industry for more than ten years and have rich experience in team management. We have established good business relationships with customers and factories, are committed to strict quality control and thoughtful customer service, and provide customized processing services for various products.

 

Customer visit

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OUR ADVANTAGE

自主仿真

Quality Assurance

With ISO9001 management system certification, our experienced staff are available to discuss your requirements and ensure customer satisfaction.

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Our services

Due to our excellent quality and competitive prices, we have gained a good reputation in the market to serve customers all over the world and won a good reputation.

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Product variety

Rich products and sufficient inventory

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Rich experience

More than ten years of industry experience

HONOR

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FAQ

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Q1:About the product price?


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A:Due to the cyclical changes in raw material prices, prices vary from period to period.

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Q2:Can you send samples?


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A:Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.

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Q3:What about your price?


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A:Our price is very competitive because we are a factory.  Pls feel free to contact us if you are interested in our products.

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Q4:Can I go to your factory to visit?


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A:Of course, we welcome customers from all over the world to visit our factory.

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Q5:How long does your delivery time take?


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A:In general, our delivery time is within 7-15 days, and may be longer if the quantity is extremely large or special circumstances occur.

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Q6:How many countries you already exported to?


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A:We have exported to  Canada, Brazil, Chile, Colombia,Thailand, Myanmar, Vietnam, India, Kenya,Ghana,somalia and other African countries.  Our export experience is rich, we familiar with different market demands, can help customers avoid a lot of trouble.

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Q9:How to pack the products?


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A:Standard export sea-worthy packaging, the inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet.It can effectively protect products from corrosion and various climate changes during ocean transportation.

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Q10: What are your working hours?


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A: Under normal circumstances, our online service hours are: 8:00-22:00. After 22:00, we will reply to your inquiry on the next working day.

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