OD T R F No H kg BS 4504 6/3 1,0 16,0 70,0 2,0 4 14,0 M12 90,0 1,10 10/3 140,0 16,0See bore chart for other wall thicknesses (c) This dimension is commonly associated with "true" lap joints Industry standard is to make to the slip on length through the hub ANSI B165 Class 1500 Forged Flange PDF (for printing)Dimensions of class 900 flanges as per ansi b 165 64 64 64 64 64 64 64 64 64 64 64 64 64 64 64 64 64 64 64 64 35 43 51 64 73 92 105 127 140 157 186 216 270 324 381 413 470 533 584 692 22 25 27 29 32 37 41 46 49 54 60 67 76 86 92 94 106 117 122 140 38 48 54 64 70 84 100 117 133 152 1 222 273 343 400 432 495 546 610 718 22 钢制法兰制造商 Supply Flanges Jis B22 Flanges 16k Soff Sorf Sohff Sohrf Blind Flange 16k So Plate Flanges 16k Blind Flanges 16k So Hub Flanges Steel Ss400 Ss275 Q235 A105 Scs13 Sf440a Sf390a 1000/3 flange dimensions