Technical Info of Spiral Steel Pipes
raw material and suppliers
all the entered raw material to the factory are purchased based on vendor lists of the company, and in order to ensure required quality, it is tested and inspected in accordance with following standard instructions
ASTM A370, A568, A635, A572(2004)
ASME Sec V, VIII, IX
AWS D1.1, A5.1, A5.5, A5.17, A5.23
DIN 756, 760, 1016, 17100 EN 10025
After the coil is inspected by the raw material inspector, and is licensed through clearance list to be used by the quality control unit, production unit is allowed to transfer the coil onto the machinery to be used. Vast majority of the purchased coil is supplied from Mobarakeh Steel Co.However, a part of that, in special circumstances, is supplied from the most reliable European and Asian manufacturers. The entire coil must be certified by the following standards: Chemical composition of steel coil based on EN 10025-2004, Acceptance limits of tensile test based on EN10025-2004, Acceptance limits of impact test based on EN10025-2004.
All welding material including welding powder, welding wire, and manual welding electrode is controlled in accordance with the following standards:
DIN EN 32522
ASTM A370, E23
ASTM A370, E8
A Steel Companian
Dear customers and enthusiasts in the field of steel pipes, for your communication with the technical experts or sales experts of Kowsar Sanat Espadana Pipe Rolling Company, please enter your contact number in the following section so that our colleagues can contact you as soon as possible.
KingPipe Android App
In this software, various contents including weight and pressure diagrams and various clips of making steel pipes have been placed, which after downloading and installing the software, you will be able to download and it will be usable without the need for the Internet.
you can calculate the weight of steel pipes, by entering its internal or external area based on any type of steel material or grade, by presenting the desired diameter and thickness.