Sanitary Food Grade Stainless Steel Round Welded Tubes ASTM A270 DIN11850 3A-Available in TP304/1.4301 and TP316L/1.4404.Size from 1/2″ OD to 8″ OD/DN10- DN250.
The surface finish can be:Mirror polish,Mill,Matt finish,Bead Removed,pickled.
Mechanical polished to Ra≤0.40μm-0.80μm(320grit-180grit)
Fully Annealed in both the decaled and polished condition,
Quality Inspection procedure:
Vindication of material grade(PMI)
100% visual inspection [with endoscope]
Eddy current testing [ECT]
ID Surface Roughness Measurements
Corner Cut Measurements.
Air Under Water Leak Test
Intergranular Corrosion Test [Optional]
Weld Decay Test [Optional]
All tubes are internally cleaned, free from grease, oil and dirt and are supplied with end caps and dry-wrapped in a plastic sleeve. The tubes are delivered within plywood case.
Normally,the tube are sold by 6 meters each length.Price can be quoted per length or per meter.