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Q195 Spiral Steel Tube

Spiral steel pipe is a spiral seam steel pipe made of strip steel coils as raw materials, often extruded and formed by automatic double-wire double-sided submerged arc welding.


Spiral steel pipe is a spiral seam steel pipe made of strip steel coils as raw materials, often extruded and formed by automatic double-wire double-sided submerged arc welding. The spiral steel pipe feeds the strip steel into the welded pipe unit. After rolling by multiple rollers, the strip steel is gradually rolled up to form a round tube blank with an open gap. The reduction of the squeeze roll is adjusted to control the weld gap at 1~ 3mm, and make both ends of the welding joint flush. 


Standard

ASTM, DIN, ISO, EN, JIS, GB, etc.

Material
A53, A283-D , A135-A , A53-A, A106-A, A179-C, A214-C, A192, A226, A315-B, A53-B, A106-B, A178-C, A210-A-1, etc.

Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2
Q355 = S355JR / A500 Grade B Grade C
X42, X52, X70 AND SO ON

Size
Wall thickness: 2.5mm-30mm, or as required.
Outside diameter: 219mm-3620mm, or as required.
Length: 6m-12m, or as required.

Surface

Black painted, PE/PVC/PP coated, Galvanized, color coated, anti rust varnished, anti rust oiled, checkered, epoxy coating, etc.

Application
Spiral steel pipes are mainly used in tap water engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation, and urban construction. It is one of the 20 key products developed in my country. Used for liquid transportation: water supply and drainage. Used for gas transportation: coal gas, steam, liquefied petroleum gas. For structural purposes: as piling pipes and bridges; industrial integrated service pipes for docks, roads, and building structures.

Package

Standard export package, or as required.

Price term

Ex-work, FOB, CIF, CFR, etc.

Payment

T/T, L/C, Western Union, etc.

Certificates

ISO, SGS, BV.

Small Diameter Seamless Steel Tube
Small Diameter Seamless Steel Tube
Small Diameter Seamless Steel Tube
Small Diameter Seamless Steel Tube
Small Diameter Seamless Steel Tube
Small Diameter Seamless Steel Tube

Q: Where is the factory of delong
A:  Liaocheng city ,Shandong Province,China


Q:  Can I get some samples? 
A:  Yes, sample order is available for quality check and market test with freight fee collect. 


Q:  Do you receive customized order? 
A:  Yes, ODM & OEM are welcomed. you can give us drawings and we will manufacture accordingly.


Q:  What's the lead time? 
A:  According to the order quantity, small order usually need 7-15 days, big order need negotiation. 


Q:  What's your warranty terms? 
A:  We supply 12 months warranty time. 


Q:  What's your payment terms? 
A:  We accept T/T, LC etc.


Q:  Can you accept trail orders? 
A: Gemerally our MOQ is 1 ton.If your quanlity is smaller than our MOQ,kindly pls contact us for inquiry accordingly.

Dear customers, we will contact you as soon as possible after receiving your inquiry! Looking forward to cooperating with you!

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