Stainless steel spectacle blind flange

Stainless steel spectacle blind flange Material:StainlessSteel:suchas 201 301 304 304L 316 316L 321 andsoon. Standard:GB,JIS,BS,DIN.ANSI/ASTM, NF andNonstandard, Size:1/2"-40" Type:Slip-onflanges, Blindflanges, Spectacle flanges,Lapjointflanges, TG flanges,Weldingneckflanges, SocketweldingflangesandTreadedflanges.. Pressure ratings :class:150 300 400 600 900 1500 and 2500, PN :6 10 16 25 40 64 and 160, DIN2572,2576,2502,2631-2635,2642,2573,2566,5K-40K and so on . Sealing surface : FF ,RF, LJ, FM ,R.T.J and so on . Production process : raw material--cutting--heating--forging--heat treatment--maching--inspection. Mill ceitificate :3.1B Certificate:TUV ISO certificate :ISO 9001:2000/2008. Special equipment manufature license : manufacture license of special equipment of theP.R.C. Marking :according to client's requirement. QC staff :10-15 . Inspection :in-house and the third party. Our objective:Survival by quality and development by credibility. Our declaration :our company try to enlarge market field not only in domestic but also overseas .what's more,we have received a good reputation from our new and old customers whose do business with us .we are sincerely to establish long -term and friendly business relationship with you in the near future .