... to 64-inch (DN15 to 1,600mm) Meets ASTM A182, A105, ANSI B16.5 ... welding, threaded, lap joint and plateSizes: 1/2 to 64-inch (DN15 to 1,600mm)Meets ASTM A182, A105, ANSI ... , DIN2635, DIN2636, DIN2637, DIN2638, DIN2673 and BS4504 standardsPressure ratings: Class 150, 300, 600, 900, 1500 and 2500PN6, PN10, PN16 ... me: Longjunpipe04 AT gmail COM Flat Flange with Class 150, 300, 600, 900, 1500 and 2500 Pressure ...