... , type11 welding necking type12 slip on flange, type 13 threaded flangePressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100Material: carbon steel ... , 2632,2633,2634,2635 blind flange DIN 2527 PN6, PN10, PN16, PN25, PN40 threaded falnge DIN2565,2566,2567,2567 loose flange ... DIN 2641,2642,2656,2673Material: stainless steel 1. ...