1、申华人民共和国国家标准可锻铸铁管路连接件型式尺寸中大异径三通Malleable cast iron pipe fittings-Type size - Medium - large reducing tees (tees (increasing on the branch) J UDC 621. 643:669 .131 .8 GB 3289.12- 82 本标准适用于公称通径Dg6-150mm，公称压力Pg小于或等于16kgf/cm2，试验压力24kgf/ cm 2, 介质最高工作温度不超过2的输送水、油、.空气、煤气、蒸汽等一般管路上的管路连接件。1 型式尺寸如图表。C 。公称涌径DgG
2、C 公称通径Dga C x(2)x x 1m 10 mm mm m m町I8 x 8 x 10 1/4 X 1/4 X 3/8 22 20 10 x 10 x 32 3/8 X 3/8 X l句38 33 8 x 8 X 15 1/4 X 1/4 X 1/2 24 24 10 x 10 X 40 3/8 X 3/8 X II在39 34 8 X 8 x 20 1/4 X 1/4 X 3/4 27 25 10 X 10 x 50 3/8 X 3/8 X 2 46 37 iI x 8 x 25 1/4 X 1/ 4 X 1 31 27 15 X15X20 1/2 X 1/2 X 3句30 29 1
3、0 x 10 X 15 3/8 X 3/8 X 1/2 25 26 15 x 15 X 25 1/2X 1/2x1 33 32 10 X 10 X 20 3/8 X 3/8 X 3句28 28 15 x 15 X32 1/2 X 1/2 X II句38 34 10 xJO X 25 3/8 X 3/8 X 1 32 30 15 x 15 X40 1/2 X 1/2 X 11也42 35 国家标准局1982- 11 -15发布1983 - 10 -01实施标准搜搜网各类标准行业资料免费下载GB 3289.12 -82 续表公称通径Dga C 公称通径DgG c ( ( x x mm 10 mm
4、1盯II mm 15 x 15 x 50 1/2 X 1/2 X 2 48 38 25 x 25 x 1 1 x 1 x 4 83 57 15 x 15 x 65 1/2 X 1/2 X 21/2 57 41 25 x 25 x 125 1 x 1 x 5 97 60 15 x 15 x 80 1/2 X 1/2 X 3 65 43 25 x 25 x 150 1 x 1 xtj 110 64 15X15 X90 1/2 X 1/2 X 31/2 71 47 32 x 32 x 40 11/4 x I/. X 11/2 48 45 15 x 15 x 100 1/2 X 1/2 X 4 79
5、50 32 x 32 x 50 11/. x I/. X 2 54 48 20 x 20 x 25 3/4 x 3/. x 1 35 34 32 X 32 .x 65 li/, x 11/ x21/2 62 52 20 x 20 x 32 3/4 X 3/4 X 11 /4 40 32 x 32 x 80 11/, x I/4 x 3 70 55 38 20 x 20 x 40 3/4 X 3/4 X 11/2 43 32 x 32 x 90 J 1/. X I/ X 31/2 77 57 20 x 20 x 50 3/4页3/4X 2 49 41 32 x 32 x 1 11/.X 11/
6、X4 86 61 20 x 20 x 65 3/4 x 3/. X 21 /2 58 44 32 x 32 X 125 I/. X I/4 X 5 100 62 20 x 20 x 80 3/4 X 3/4 x 3 66 46 32 x 32 x 150 11/4 X I/4 X 6 113 67 20 x 20 x 90 3/4 X 3/4 X 3173 50 40 x 40 x 50 11/2X 11/2 X 2 55 52 20 x 20 x L例3/4 X 3/4 X 4 80 54 40 x 40 x 65 11/2 X l/2 X 21/2 62 55 20 x 20 x 125
7、3/4 X 3/4 x 5 96 55 40 x 40 X 80 11X11/2 X 3 72 58 20 x 20 x L50 3/4 X 3/4 X 6 108 60 40x40 x 90 11X11/2 X 31/2 78 60 25 x 25 x 32 L x 1 X l/4 42 40 40 X 40 x 1 I/2 X 11/2 X 4 86 63 25 X 25 x 40 1 X L x 11/2 45 .u 40 x40 X 125 11/2 X 11/2 X 5 100 66 25 X 25 x 50 1 x 1 x 2 51 44 40 X 40 X 1切l/2 X 11/
8、2 X 6 114 70 25 x 25 x 65 1 x 1 X 21/2 60 48 50 X 50 x 65 2 x 2 X 21/2 65 60 25 X 25 x 80 1 X 1 x 3 68 50 50 x 50 x80 2 X 2 X3 72 62 25 X 25 X 90 1 X 1 x 31/2 75 54 50 X 50 x 90 2 X 2 X 3180 65 标准搜搜网各类标准行业资料免费下载公称通径Dgxx mm 10 50 x 50 x 1佣2 x 2 lq 50 x 50 x 125 2 x 2 x 5 50x50xl印2 x 2 x 6 65 x65 x 80
9、 21(2 X 21也x365 x 65 x 90 21f2 X 21(2 X 31f2 65 x 65 x 1佣21(2X21/2X4 65 x 65 x 125 21也X21(2x 5 6 X 65 X 150 . 21/2 X 21句x680X80x90 3 x 3 x 31/2 2 结柏R才按GB3289.1-820 3 技术条件按GB3287-820 4 检验规则按GB3288-820 a 87 103 115 75 82 90 105 118 85 GB 3289.12-82 续表c 公称通径Dgxx mm mm 10 69 80 x 80 x 1 3 x 3 x 4 72 80 x 80 x 125 3 x 3 x 5 75 80x80xl50 3 x 3 x 6 72 90x90x 1佣31X31(2 X 4 74 90 x 90 x 125 31们31们578 90 x 90 x 150 31们31们681 !佣xl佣x125 4 x 4 x 5 85 l佣X1佣X150 4 x 4 X 6 80 125 x 125 x 150 5 X 5 x 6 标准搜搜网各类标准行业资料免费下载a C mm 91 83 107 87 120 92 95 90 109 93 125 97 111 100 125 102 128 116
