24 Inch Spiral Welded Steel Pipe

Standard/Material API5LGr.B,X42~X80;
ASTMA252 Gr.2,Gr.3; ASTMA53 Gr.B
SY/T 5037-2000;SY/T5040-2000;GB/T3091-2008:
Q235B,Q345B,20#,16Mn;
GB/T9711.1-1997;GB/T9711.2-1999;GB/T9711.
3-2005: L245~L555;
EN10217-1,EN10219-1,EN10224 L235,L275,L355;
EN10025S235JR,S235JO,S235J2,S275JR,S355JR,
S355JO,S355J2,S355K2;
DIN 1629 ST37,ST42,ST52 etc.
Out Diameter 219mm-1420mm
Wall Thickness 2mm-25mm
Length 5.8m-12m,or as customer’s requirements.
Technique SAW welding
Surface Treatment Bared, black painted (varnish coating),
galvanized, with oiled, 3 PE, FBE,
corrosion resistant coating, etc.
as per clients request.
Testing Mechanical properties testing,
Chemical composition analysis
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Product Details


Product Details

Brief Introduction

24 Inch Spiral Welded Steel Pipe

Standard/Material

API5LGr.B,X42~X80; ASTMA252 Gr.2,Gr.3; ASTMA53 Gr.B

SY/T 5037-2000;SY/T5040-2000;GB/T3091-2008: Q235B,Q345B,20#,16Mn;

GB/T9711.1-1997;GB/T9711.2-1999;GB/T9711.3-2005: L245~L555;

EN10217-1,EN10219-1,EN10224 L235,L275,L355;

EN10025S235JR,S235JO,S235J2,S275JR,S355JR,S355JO,S355J2,S355K2;

DIN 1629 ST37,ST42,ST52 etc.

Out Diameter

219mm-1420mm

Wall Thickness

2mm-25mm

Length

5.8m-12m,or as customer’s requirements.

Technique

SAW welding

Surface Treatment

Bared, black painted (varnish coating), galvanized, with oiled, 3 PE, FBE, corrosion resistant coating, etc. as per clients request

Testing

Mechanical properties testing, Chemical composition analysis

Inspection

by X-Ray flaw-detecting ,on-line or off-line Ultrasonic flaw detecting; Hydrostatic pressure inspection

Results of chemical analysis of spiral tube material Q235BSpiral steel pipe market demand both fast and not disorderly growth trend will not fundamentally change.Whether the spiral steel pipe market can keep the rapid development depends on the change of demand.Macroscopical economy suffers the regulation of policy level, can bring certain decelerate to market growth rate henceforthThe main raw materials are molten iron and scrap steel. The content of sulfur and phosphorus in the steel is higher than that of high-quality carbon structural steel. 


Generally, sulfur is 0.050% and phosphorus is 0.045%.The content of other alloying elements in the steel brought by raw materials, such as chromium, nickel and copper, generally does not exceed 0.30%. According to the composition and performance requirements, the grades of such steel are Q195, Q215A, B, Q235A, B, C, D, Q255A, B and Q275.


Processing
Application
Used For Structure, Accessorize And Construction.
Packing&Delivery
Packaging Details:1.In bundles 2. According to customer's requirements.Delivery Detail: 15-35 days after despoit.
Our company
We specialize in this field for 37 years, our company is a branch company of Shanghai Zhanzhi Industry Group Co., Ltd. We have 20+ subsidiary companies all over China, with more than 1000 employees. 
Mainly products: with the strength of steel coil, Metallic Coated, stainless steel, Aluminum, etc.
左
Certifications


Why Choose Us


1.Contact United States of America together with your elaborated inquiry, you may be replied inside twenty four hours. 


2.You are secure to get the most effective quality, value and repair. 


3.Wide wonderful experiences with after-sale service. 


4.Every method are going to be checked by accountable QC that insures each product's quality.


5.Zhanzhi steel has been producing and mercantilism steel merchandise for several years since the Nineteen Nineties.


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