Basic principle of high frequency welding

- Apr 02, 2019-

High-frequency attachment originated within the Fifties. it's a replacement attachment method that USES the electrical phenomenon and adjacent effect created by high-frequency current to attach plate with alternative metal materials.The emergence and maturity of high frequency attachment technology directly promote the nice development of the straight welded pipe business, that is that the key method of the straight welded pipe (ERW) production.The quality of high-frequency attachment directly affects the general strength, quality grade and production speed of welded pipe product.


Product Description
Product Name
K55 J55 N80 Steel API 5CT/ISO9001 oil drilling casing tubing pipe
Brand
OASIS
Shape
Round
Length
1-12 meter
Steel Grade
K55
Connection Way
Thread
Products Show

K55 J55 N80 Steel API 5CT/ISO9001 oil drilling casing tubing pipe

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API 5CT/ISO9001 Casing for drilling

Standard: API 5CT
Material grade: h40/j55/k55/m65/l80/c95/n80/t95/p110/q125sh
Outer diameter: Seamless Pipe: 4mm-914.4mm
Connection: STC, BTC, LTC, ect.
Welded Pipe: single slit(Φ8mm-Φ630mm); girth(Φ630mm-Φ3000mm),
Thickness: Seamless Pipe: 0.6mm - 60mm
Welded pipe: single slit(0.5mm-25mm); girth(3mm-45mm)
Length: 5.8-6.1 m or as customers' request
Tolerance: according to the standard
Surface: 180G, 320G, 400G Satin/Hairline 400G, 500G, 600G or 800G Mirror finish
Application: Petrochemical industry, chemical fertilizer industry, oil refining industry, oil and gas industry, light industry and food industry, pulp and paper industry, energy and environmental industries.
Test: UT, ET, HT, RT, ect, and others according to the standard, or as the requests of the customers

右右
API 5CT/ISO9001 Casing for drilling
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Our Company
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Factory Of CSPG

Our Warehouse


The introduction of Oasis

Oasis Oil Tools Co., LTD. located in Xinxiang City, Henan. Our main products are Stainless Steel/Carbon Steel/Duplex Stainless Steel Water Well Screens/Wedge Wire Screen/Continuous Slot Screen, Pipe Based Screen/Perforated Pipe with Screen Jacket, Gravel Pre-packed Well Screens, Perforated Pipe, Slooted Pipe, Bridge Slotted Well Screens, Sand Control Well Screens, API/ISO Stainless Steel Well Casing, Industrial Filters, Screen Plate, Passive Water Intake Screens, Water Nozzles as well as related parts. Our products are widely applied in water well, oil well and gas well, sand control, filtering, paper making and chemical industry.
Our products have been exported to Egypt, Russia, Sudan, Tanzania, Tunisia, Morocco, UAE, Jordan, Indonesia, Philippines, Vietnam, Canada, Bolivia, Ecuador, etc.

Best Quality

Our products have been authorized by SGS, ISO, BV. 

And we will offer our customers best products with strict quality inspection.

Packing & Delivery

Cangzhou Steel Pipe Group (CSPG)Co.,Ltd.

No.92 JieFang East Road ,Cangzhou City, Hebei,P.R.China.

With the sense of responsibility, customer-centered, market-oriented, service-oriented, spot supply as the main body, good reputation, excellent business quality, integrity, conscientious work, perception of society and the spirit of Bianjin, we are committed to creating a win-win, easy and convenient large-scale integrated steel procurement for customers Platform.

The company upholds the enterprise tenet of integrity-based and customer-oriented, constantly strengthens internal management and builds an elite team, and will: all for users throughout the whole process of economic management, for this purpose, to provide customers with high-quality products and excellent services.