Spiral Submerged-Arc Steel Tube
|Spiral steel pipes are widely used in long-distance conveying pipeline to convey |
petroleum, natural gas, coal gas, water etc. and also be used in other projects
such as the petroleum, chemical engineering, thermoelectricity, heating, structure,
piling and etc. The products have the advantages of high endurance, long lifetime,
low cost, convenient installation etc.
1) Specification: dia.: 219-1820
2) Executive standard: API SPEC 5L, BG/T9711.1-1997, ASTM A 53, GB/T3091-2001
3) Steel grade: Q235B, SS400 L level L245-L450 X level B X42-X65 high-grade
coils and plates of Angang and Benxi Group
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