1、中华人民共和国国家标准可锻铸铁管路连接件型式尺寸中小异径三通Malleable cast irCn pipe fittings-Type size - Medium - less reducir咆teesUDC 621.643:髓.131.8 G8 3289.14-82 本标准适用于公称通径g6-150mm，公称压力Pg小子或等于16kgfj cm 2，试验压力24kgfjcm2，介质最高工作温度不超过2的输送水、油、空气、煤气、蒸汽等一般营路上的管路连接件。1 型式尺寸如图表。c 。回公称通径Dga c 公称通径Dga c ( x ( x xx 目1mI mm mm 10 mm 10到10x
2、8 3/8 X 3/8 X 1/. 20 22 25 x 25 x 10 1 x 1 X 3/8 30 32 15x 15 x 8 1/2 x 1/2 x 1/. 24 24 25 x 25 x 15 1 x 1 x 1/2 32 33 15 x 15 x 10 1/2 x 1/2 x 3/8 26 25 25 x 25 x 20 1 x 1 x 3h 34 35 20x 20x 8 3/. x 3/ . x 1/. 25 27 32 x 32 x 8 11/4 X 11/,)( 1/4 30 37 . 20X20XI0 3/4 X 3/4 x 3/. 28 28 32 x 32 x 10 1
3、1/.xl1/. x 3/8 33 38 20 x 20 x 15 3/4 .x 3/. X 1/2 29 30 32 x 32 x 15 l/. X 11 /. x 1/2 34 38 25 x 25 x 8 1 X 1 x 1/. 21 31 32 X.32 x 20 11/4Xl1 /.x 3/. 38 40 . 国家标准局1982-11 -15发布1983 -10 -01实施标准搜搜网附各类标准行业资料凭费下载GB 8289.14-82 续表公称通径Dga c 公称通径DgG c xx xx mm lD mm mm lD mm 32 x 32 X 25 1114 x 11/, X 1
4、40 42 80X80X20 3 x 3 x 3/, 46 66 40X40X 8 11/2X11/2X 1/, 31 38 80X80X 25 3 X 3 X 1 50 68 40X 40X 10 11/2 X 11/2 X 318 34 39 80X80X32 3 X 3 X 11/, 55 70 40 X 40X 15 11/2 X 11/z X 112 35 42 80X80X40 3 X 3 X 11/2 58 72 40X40X20 11/2 X 11/2 X 31, 38 43 80X80 X 50 3 X 3 x 2 62 72 40X40X25 11/2 X 11X)41 4
5、5 80X80x65 3 X 3 X 21/2 72 75 40X40X32 11/2 X 11/2 X 11/, 45 48 90 X 90 X 15 31/2 X 31/2 X. 1/2 47 71 50X50X 8 2 X 2 X 1/, 34 45 佣x90X 20 31(2 X 31/2 X 3/, 50 73 50X 50 X 10 2 X 2 X 3/8 37 46 创X90X2531/2 X 31/2 X 1 54 75 50 X 50 X 15 2 X 2 X 1/2 38 48 90 X 90 X 32 31/2 X 3112 X .11/, 57 77 50X 5O X2
6、0 2 X 2 X 3/, 41 49 90 X 90 X 40 31/2 X 31/2 X 11/2 60 78 50x 50 X 25 2 X 2 X 1 44 51 90 X 90 X 50 31/2 X 31/2 X 2 65 80 50 X 50 X 32 2 X 2 X 11/, 48 54 90 X 90 x 65 31/2 X 31/2 X 21/2 74 82 50 X50X40 2 X 2 X 11/2 52 55 90X90X80 31/2 X 31/2 X 3 80 85 65 X 65 X 15 21X21/2 X 1/2 41 57 lXlX 15 4 X 4 X
7、1/2 50 79 65X65X20 21/2 X 211z X 3/, 44 58 1XlX 20 4 X 4 x 3/, 54 80 65 X 65 X 25 21/2 X 21jz X 1 48 60 1Xlx 25 4 X 4 X 1 57 83 65 X 65 X 32 21/2 x 21/2 X 11/4 52 62 1XlX 32 4 X 4 X 11/4 61 86 65 x 65 X 40 21/2 X 21/2 X 11/2 55 62 1创x1x 40 4 X 4 X 11/2 63 86 65x65x50 21/2 X 21/2 X 2 60 65 1佣x100 x 5
8、0 4 X 4 X 2 69 87 80X80X15 3 X 3 X 1/2 43 65 1佣Xl佣X654 X 4 X 21/2 78 90 标准搜搜网各类标准行业资料免费下载公称通径Dgxx mm 10 l佣x1创x80 4X4X3 l佣Xlx例4 x 4 X 31/2 125 x 125 x 20 5 x 5 x 3/, 125 x 125 x 25 5x5xl 125 x 125 x 32 5 x 5 X 11句125 x 125 x 40 5X5Xl1/2 125 x 125 x 50 5X5x2 125 x 125 x65 5 x 5 X 21战125 x 125 x 80 5x5
9、x3 125 x 125 x 90 5 x 5 X 31扭125 x 125 x 1佣5x5x4 2 结构尺寸按GB 328!.1 -820 3 技术条件按GB3287-820 4 检验规则按GB3288-820 G 83 55 60 62 66 72 81 8飞93 l GB 3289.14-82 续表C 公称通径Dgxx mm mm 10 91 150 x 150 x 20 6 x 6 X 3/4 95 150 x 150 x25 6X6xl 96 150 x 150 x 32 6 x 6 X 11/4 97 150 x 150 x 40 6x6xl1扭l l回x150 x 50 6 x 6 x 2 l佣150 x 150 x 65 6 x 6 X 21/2 103 150 x 150 x 80 6x6x3 105 150 x 1印x90 6 x 6 X 31/2 107 150 x 150 x 100 6X6x4 l佣150 x 1印x125 6X6X5 111 标准搜搜网各类标准行业资料免费下载a C mm 60 108 64 110 67 113 70 114 75 115 85 118 92 120 97 125 102 125 116 128
