The most widely used stainless steel tubes for heat exchangers are austenitic stainless steel, alloy grades 304 and 304L. The heat exchanger tubes are used in plate heat exchanger, tubular heat exchanger and tube-plate heat exchanger.
1.Online automatic argon arc welding
2.Size range：OD 12mm-89mm，thickness 0.8mm-3mm
3.100% Hydro test or eddy current test
4.Internal bead rolled if request
ASTM A179 Heat Exchanger Tubes
ASTM SA213/ A249/ A163
304, 304L, 316, 316L
SCH5S, SCH10S, SCH40S, SCH40, XS, STD, SCH80
Round, Rectangular, Square, Hydraulic Etc
Seamless / Fabricated / ERW / Welded / LSAW Tubes
Single Random, Double Random & Cut Length.
Plain End, Beveled End, Treaded
Inspection: Two quality inspection for the goods. First time is for the size and finish. The second time is for chemical property.
Packaging: Two options for package.
Option 1: packed with waterproof woven bags, bundle up with iron wire or strip in wooden cases.
Option 2: Packed with plastic bag for each pipe, waterproof bag for each bundle.