API 5L Dn1200 Spiral Welded Steelpipe (SSAW)

Product Description

The company has the most advanced double-sided submerged arc welding steel tube production lines and can produce the SSAW pipes with diameter Φ 219mm-Φ 1220mm. The double-sided submerged arc welding processing boasts not only high deposition rate, but also deep penetration ability, good quality and appearance of welding line and high density. All these can meet the requirements of welding line.


Brife Introduction

Spiral steel pipe was made by steel coil, extrusion forming under the normal temperature, take the technology of double wire and double-faced submerged-arc welded.
Spiral steel pipe was mainly used in public waterworks, petrochemical industry, chemical industry, electric power industry, agricultural irrigation and urban construction etc.
For liquid transportation: Water supply, drain off water, petroleum transportation etc.
For gas transmission: Coal gas, steam, liquefied petroleum gas, gas etc.
For structure: Piling, bridge, wharf, road, architectural structure etc.

Standard: ASTM A53, API 5L, GB/T9711, SY/T5037, GB/T 3091, EN10217

Material:
Q235A, Q235B, 10#, 20#, Q345(16Mn), L245(B), L290(X42), L320(X46), L360(X52), L390(X56), L415(X60), L450(X65), L485(X70), L290NB/MB(X42N/M), L360NB/MB(X52N/M), L390NB/MB(X56N/M), 415NB/MB(X60N/M), L450MB(X65), L485MB(X70).