JIS long welding neck flange
1.material:stainless steee, carbon steel,alloy steel
2.certificate:ISO9001:2008 &TUV
3.STANDARD:ANSI DIN JIS BS ASME
4.pressure ratings:class 150 3000 400 600 900 1500 and 2500 pn:6 10 16 64
5.used for:petrolem,chemical,power,gas , linepipe,heat exchange, shipbuiding
6.mill certificate:TUV
7.marking:as per the customer's request
8.inspection:in-house and the third party
9QC staff:10
10.sealing surface:FF RF LJ FM
11:PRODUCTION PROCESS:raw material-cutting-heating-forging-heat treatment -maching-inspection
12:our declaration:set market leader as the long-term aim, we sincerely want to establish long-term contact with the customers from every corner of the world, you are warmly welcome to our company . we survive by quality and develop by innovation and credit
JIS LONG welding neck flange