Mirror Polishedfood grade stainless steel tubing High Strength ASTM A270 DIN11850

Mirror Polished Stainless Steel Sanitary Tubing Seamless Pipe ASTM A270 & DIN11850

1. Stainless Steel Sanitary tubes

2. Standard: ASTM A270 & DIN11850:
3. Materials: TP304/TP304L/TP316L/TP304H/TP347H

4. Size: OD 14mm to 89mm.

  Thickness: from 0.25-3.0mm, Other specificatio.ns are welcome from your request.

5. Finishing: annealed, pickled, polished inside and outside grit:: 180#, 320#, 400#, 600#, Mirror, bright,etc.

6. Packaging: each in a plastic bag, several in weaving bag

7. Application: widely used in sewerage disposal, decoration,food, beverage, milk, refine sugar, medicine, etc

SURFACE REQUIREMENTS

Surface of rolled products: No need extra polishing or smooth treatment.
Mill Finish— A finish without additional polishing oroperations intended to smooth the surface.

Mechanical polished surface: Purchasers according the same numbering abrasive (grinding stuff) to polish the products get the required products’ surface:
Finish No. 80 – A ground finish produced by polishing a tube with an abrasive media impregnated with No. 80 grit.
Finish No. 120 – No. 120 grit.
Finish No. 180 – No. 180 grit.
Finish No. 240 – No. 240 grit.
Other mechanically polished finishes may beagreed upon between the purchaser and manufacturer

Electrolytic polishing of the surface: Before this processing, manufacturer could use other ways to polish products.
The maximum average of roughness: Customers could specify the maximum roughness of internal surface, external surface and both surface.
Surface furnishment also could be decided by manufacturer or purchaser.
Normally surface treatment: Internal, External, SF4, SF3, etc.