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TORICH INTERNATIONAL LIMITED

  • China,Ningbo ,Zhejiang
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China GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For
China GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For

  1. China GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For
  2. China GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For
  3. China GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For
  4. China GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For
  5. China GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For

GOST 633-80 NKB Oil Steel Pipe Oil Well Pipes For Carbon Steel Seamless Pipe For

  1. MOQ: 1 Ton
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 60000 Ton/Tons per Year
Delivery Time 20-40days
Packaging Details In bundles or in wooden boxes.
Application Oil Pipe
Standard ASTM,DIN,GB,JIS,API
Thickness 0.1mm-60mm
Technique Cold Drawn,Hot Rolled,Hot Rolled/Cold Drawn
Surface treatment customerized
Alloy or not Non-alloy,Is Alloy
Standard2 GOST 633-80
Section shape Round,Rectangular
Outer diameter(round) 17 - 660 mm
Special pipe Precision steel tube,precision seamless pipe
Secondary or not Non-secondary
Length 6M or as requirement
Product name Cold drawn precision round carbon steel tube
Type Seamless
Steel grade 300 Series,200series 300series
Outer diameter 6-630mm
Material steel
Brand Name TORICH
Model Number GOST 633-80
Certification ISO9001-2008
Place of Origin Zhejiang/China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability 60000 Ton/Tons per Year
Delivery Time 20-40days Packaging Details In bundles or in wooden boxes.
Application Oil Pipe Standard ASTM,DIN,GB,JIS,API
Thickness 0.1mm-60mm Technique Cold Drawn,Hot Rolled,Hot Rolled/Cold Drawn
Surface treatment customerized Alloy or not Non-alloy,Is Alloy
Standard2 GOST 633-80 Section shape Round,Rectangular
Outer diameter(round) 17 - 660 mm Special pipe Precision steel tube,precision seamless pipe
Secondary or not Non-secondary Length 6M or as requirement
Product name Cold drawn precision round carbon steel tube Type Seamless
Steel grade 300 Series,200series 300series Outer diameter 6-630mm
Material steel Brand Name TORICH
Model Number GOST 633-80 Certification ISO9001-2008
Place of Origin Zhejiang/China

GOST 633-80 DKE DKELMR NKM NKB Oil Steel Pipe: Oil Well Pipes for Carbon Steel Seamless Pipe for Oil Drilling

Introduction

The GOST 633-80 standard outlines the specifications for oil steel pipes used in oil drilling applications. These pipes are essential for transporting oil and gas from wells to processing facilities. This article delves into the material specifications, key features, chemical composition, mechanical properties, steel grades, applications, and possible alternative grades of these seamless pipes.

Material Specification

The GOST 633-80 standard specifies the requirements for carbon steel seamless pipes, ensuring they meet the necessary criteria for durability and performance in oil drilling operations.

Key Features

  • Seamless Construction: Provides higher strength and reliability compared to welded pipes.
  • Corrosion Resistance: Designed to withstand harsh environments and corrosive substances.
  • High Pressure Tolerance: Capable of handling high-pressure conditions typical in oil drilling.
  • Versatility: Suitable for various applications in the oil and gas industry.

Chemical Composition

Element Percentage (%)
Carbon (C) 0.10 - 0.25
Manganese (Mn) 0.30 - 0.60
Phosphorus (P) ≤ 0.035
Sulfur (S) ≤ 0.035
Silicon (Si) ≤ 0.40
Chromium (Cr) ≤ 0.30
Nickel (Ni) ≤ 0.30

Mechanical Properties

Property Value
Yield Strength (MPa) ≥ 245
Tensile Strength (MPa) ≥ 400
Elongation (%) ≥ 20
Hardness (HB) ≤ 200

Steel Grade

The steel grades specified under GOST 633-80 include various classifications based on their chemical composition and mechanical properties. Common grades include:

  • DKE
  • DKELMR
  • NKM
  • NKB

Application

GOST 633-80 oil steel pipes are primarily used in:

  • Oil and Gas Extraction: Essential for drilling operations and transporting crude oil.
  • Pipeline Construction: Used in the construction of pipelines for transporting oil and gas.
  • Refinery Operations: Suitable for various processes within oil refineries.

Possible Alternative Grades

While GOST 633-80 specifies certain grades, there are alternative grades that can be considered based on specific requirements:

  • API 5L: Commonly used for pipeline applications.
  • ASTM A106: Suitable for high-temperature service.
  • ASTM A53: Often used for structural and pressure applications.

 

     

 

     

 

 

TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and
trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and
credibility among domestic and foreign customers.
 
The company's production plant covers an area of over 10,000 square meters, with an annual production
capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which can satisfy customers' personalized needs for raw materials in terms of diversity and timeliness.
 
The group holds shares in more than ten domestic production entities, whose main products include
seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.
 
Over the past 30 years, the company has been gradually developing new technologies and materials to meet
the growing needs of customers and various diversified needs, exporting to more than 56 countries and still
increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.

Q: Are you trading company or manufacturer ?

A: manufacturer,also can do trading.

 

Q: How long is your delivery time?

A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.

 

Q: Do you provide samples? is it free or extra ?

A: Yes, we could offer the sample for free charge but need pay the cost of freight.

 

Q: What is your terms of payment ?

A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact with me.

 

 

Company Details

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 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller

  • Year Established:

    1997

  • Total Annual:

    25000000-30000000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution provider Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which hol... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution provider Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which hol...

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  • TORICH INTERNATIONAL LIMITED
  • Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
  • https://www.precision-steeltube.com/

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