ASTM A252 Construction Hydraulic Carbon Spiral Steel Pipe API 5L X52 SSAW Spiral Welded Steel Pipe Mill for Oil and Gas Line

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Product Description

Basic Information
Surface Treatment
Hot Rolled
Usage
Oil/Gas Drilling, Fluid Pipe
Section Shape
Round
Thickness
3-30 mm
Length
12m, 6m, Custom
Processing Service
Bending, Welding, Punching, Cutting
Invoicing
by Actual Weight
Alloy or Not
Non-Alloy
Special Pipe
API Pipe
Certificate
ISO9001
Standard
JIS
Oiled or Non-Oiled
Non-Oiled
Delivery Time
Within 7 Days
Grade
Steel
Transport Package
Standard Packing
Origin
China
Production Capacity
9500 Ton/Tons Per Week
Product Description
Spiral Steel Pipe

Spiral Steel Pipe

It is made by rolling low-carbon carbon structural steel or low-alloy structural steel strip according to a certain spiral angle (called forming angle) into a tube blank, and then welding the tube seam together. It can be made with a narrower strip steel produces large diameter steel pipes. Its specifications are expressed by outer diameter * wall thickness, and the welded pipe shall be ensured that the hydraulic test, the tensile strength of the weld and the cold bending performance must meet the requirements.

Pipe Details 1
Pipe Details 2

Advantages of spiral welded pipe:

  • Steel pipes of different diameters can be produced using strip steel of the same width, and steel pipes of large diameter can be produced from narrow strip steel.
  • Under the same pressure conditions, the stress of the spiral welded seam is smaller than that of the straight seam, which is 75% to 90% of that of the straight seam welded pipe, so it can withstand greater pressure.
  • Precise sizing: general diameter tolerance does not exceed 0.12%, deflection is less than 1/2000, and ovality is less than 1%.
  • Continuous production is possible, reducing head and tail loss and increasing metal utilization by 6% to 8%.
  • Lightweight equipment and low initial investment. Trailer-type mobile units can produce pipes directly at construction sites.

The production of spiral welded steel pipes can reflect the advantages of high quality and high efficiency. The production capacity of one spiral welded pipe unit is equivalent to 5-8 sets of straight seam welded pipe equipment. Unified production process specifications and quality assurance systems are utilized to meet high welding quality requirements and piping manufacturing grades.

Production Process
Specifications
ProductionSpiral Welded Steel Pipe
StandardAPI 5L, API 5CT, SY/T5037, SY/T5040, GB/T9711.1, GB/T9711.2, A, B, X42-X80, L175-L555, L245NB, etc.
Material1.0033, 08F, A53, A106, Q235, Q345b
Out Diameter159mm - 3200mm
Wall Thickness3mm - 30mm
Length5.8m - 11.8m, or as customer's requirements.
Main MarketMiddle East, Africa, Southeast Asia, USA, Canada, South America
TechniqueSAW, ERW welding etc.
Usage1. Piling projects; 2. Heat-supply projects; 3. Conveying drinking water, drainage, coal gas, fuel gas, mine slurry; 4. API5L Petroleum and natural gas pipeline; 5. Chemical industry; 6. Electric power engineering.
Package1. Bundle packing or in bulk; 2. Bevelled or plain ends; 3. Marks as per request; 4. Surface treatment: Varnish/2PP/2PE/3PE/3PP/FBE coating; 5. Protecting caps.
Delivery TimeAbout 20 days after receipt of deposit or L/C.
External CoatingFBE, 2PE, 3PE, 3PP etc.
Pipe EndPlain end, beveled end, PVC covered, capped, threaded and coupled.
Factory Equipment
Factory Equipment
Application
Application Gallery
Package & Shipping
Package and Shipping
Frequently Asked Questions
Q1: What is the main difference between spiral welded and straight seam pipes?
A: Spiral welded pipes can be produced in larger diameters from narrower steel strips. Additionally, under the same pressure, the stress on a spiral seam is 75% to 90% of that on a straight seam, allowing it to withstand higher pressure.
Q2: Can these pipes be used for drinking water transport?
A: Yes, these pipes are commonly used for conveying drinking water, drainage, and other low-to-middle pressure fluids, provided they have the appropriate internal coating.
Q3: What standards do your spiral steel pipes comply with?
A: Our products comply with international standards including API 5L, API 5CT, JIS, and various GB/T standards for petroleum and natural gas pipelines.
Q4: What surface treatments are available for protection?
A: We offer various anti-corrosion treatments such as FBE (Fusion Bonded Epoxy), 2PE, 3PE, 3PP, and varnish coating depending on the application environment.
Q5: Is it possible to customize the length and thickness of the pipes?
A: Yes, while standard lengths are 6m and 12m, we can provide custom lengths and a thickness range from 3mm to 30mm based on specific project requirements.

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