Product Name | Double-faced Spiral Arc Merged Welded Steel Pipe | |||
Size | OD | 159--3020mm in Theory | ||
Thickness | 4--25mm in Theory | |||
Length | Usually 6~12 Meters, 20 Meters Max in Theory | |||
Standard | SY/T5037 SY/T5040 GB/T9711 API5L EN10208 ASTM A252 JISA5525 | |||
Material | Chinese Grade | Q235,Q345,S245,S290,S320,S360,S390,S415,S450 | ||
Foreign Grade | ASTM | Grade A,Grade B,X42,X46,X52,X56,X60,X65,X70 | ||
EN | S185,S235JR,S235JO,E335,S355JR,S355JO L245,L290,L320,L360,L390,L415,L450 | |||
Usage | Used For Water, Sewage, Gas, Stream, Combustible Fluids(Petroleum and Gas) | |||
Ends | Beveled (Can be Protected By Plastic Caps or Steel Rings According to Your Requirements)Also We Can Weld Flanges on the Pipe Ends Plain Ends | |||
Surface | Bared Or Paint With Oil, Bitumen,1-3 layer PE | |||
Inspection | With Chemical Composition and Mechanical Properties Testing; Hydrostatic Test, Dimensional and Visual Inspection, Also With Nondestructive Inspection | |||
Technique | Hot Rolled and SSAW or DSAW | |||
Package | Package With Steel Strip When O.D≤273MM, Otherwise In Bulk. | |||
Date of Delivery | According to The Specifications And the Quantities, Time Begin When We confirm the Date of the Earnest or L/C | |||
Method of Payment | T/T L/C West Union | |||
Method Of Delivery | Terms According To the <INCOTERMS 2000> for International Trading, | |||
Others | N/A | |||
1.Some pictures for your reference
2. With Anti-corrosive Paint Or Bitumen,Both Ends Are Covered With Plastic Caps To Protect The Beleved Thread
3. One Side Bared,One Side With Bitumen Covering, Or You Can Choose Full Covering
4.Spiral Steel Pipe With 3PE Treatment For Underground Usage
5.Spiral Steel Pipe With Bitumen Cover On The Pipe Surface And Flanges At The Both Ends
6. Raw Material For The Spiral Steel Pipe
7. production technology process
8.Company certification
9.SGS inspection
If you are interested in our product,please don't hesitate to contact with me.