Welded union fitting

The sanitary stainless steel products in this section are all manufactured according to the standard sizes specified by DIN, BPE, 3A, ISO, SMS, BS, AS, IDF, and RJT. This ensures the integrity of the size and structure, and makes installation convenient. 

Material: 316L (1.4404) 304 (1.4301) 

Surface treatment: Mechanical polishing, Electrolytic polishing 

Surface Roughness Comparison Table: 

180# (Ra ≤ 0.8 micrometers) 

2. 240# (Ra ≤ 0.6 micrometers) 

3. 320# (Ra ≤ 0.5 micrometers) 

4. 400# (Ra ≤ 0.4 micrometers)