DIN Flanges:

1.DIN2573,2576,2502,2503,2642.2527,2631,2635,2566

2.ST37.2/C22.8

Standards:ANSI,JIS,DIN,UNI,BS4504,SABS1123.EN1092-1,AS2129

Type: Blind,Flat, Slip on,Threaded, Welding Neck,Socket weld

Sizes: DN15-2000

Material:  Carbon steel: A105.RST37.2,P250GH,C22.8,S235JRG2       Stainless steel: F304,F304L,F316,F316L

Surface Treatment: Anti rust oil,Transparent/yellow/black,Anti rust paint, Zinc, hot dip galvanized.