ASTM A249 Tp347 / 347H ERW Stainless Steel Welded Tube for Boiler

Material Stainless Steel 304/304L/316L
Shape Round Tubes
Production Standards ASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7 and so on.
Outer Diameter 16mm - 2000mm ; 
Thickness 0.8mm - 20 mm ; 
Length 6 Meters - 20 Meters ; As customers' request ; 
Tolerance According to the Standard , +/-10% Commonly ;
Surface Treatment Annealing pickling, Bright Annealed, Polishing finish
Application Petrochemical Industry; Chemical Fertilizer Industry; Oil Refining Industry; Oil And Gas Industry; Light Industry And Food Industry; Pulp And Paper Industry; Energy And Environmental Industries.
Test Flaring test; Flattening test; Bending Test; Hydraulic Test; Eddy Current test
Design OEM / ODM / Customized 
Certificate ISO9001 ; ISO14001; PED.

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Chengdu Derbo Steel Co.,Ltd


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