- Model NO.: UNS S31803
- Technique: Cold Rolled
- Surface Treatment: Annealing & Pickling
- Trademark: HZGAOLIN
- Specification: 15.88-133mm in OD
- HS Code: 73044910
- Type: Seamless
- Material: Stainless Steel
- Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
- Transport Package: Wooden boxes, plywood boxes, simple packing
- Origin: China
01. Commodity: ASME SA789 UNS S31803/SAF2205 Seamless Duplex Stainless Steel Tube
02. Process method: cold drawn/cold rolled.
03. Surface finish: annealing, pickling and polishing as required.
04. Material: S31803, S31500, S32205/SAF2205, S32304/SAF2304, S32750/SAF2507, S32760 with corresponding GB, ANSI, EN, JIS, BS & ISO material designations.
05. Specification: JIS G3463, EN10216-5, ASTM A923, A/SA789, BS3059/3606 & GB13296.
06. Size (astm/asme size as under, other standards of size is for ready choice)
a) O.D.: 1/2" to 4".
b) W.T.: 6 BWG, 8 BWG, 10 BWG, 12BWG, 14BWG, 16BWG, 18BWG, 20BWG, 22BWG.
07. Length: Max. 25 meters.
08. Applications: for boiler, superheater and heat-exchanger service.
09. Packing: plastic bags for each piece, then packed in seaworthy plywood case or wooden cases.
10. Certificate: ISO 9001:2008, PED by LRQA, DNV, ASME by TUV