GB T 22029-2008 热浸镀锌螺纹.在外螺纹上容纳镀锌层.pdf

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1、 . . ICS 21 .040.10 J04 GB 中华人民共和国国家标准GB厅22029-2008热镀铸螺纹一在外螺纹上容纳镀铸层Hot-dip galvanized screw threads一On external screw threads there is the clearance for accommodating the hot-dip galvanized coat (ISO 965-4: 1998, ISO general purpose metric screw threads - Tolerances- Part 4: Limits of sizes for hot-

2、dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing, MOD) 2008-06-19发布2009-01-01实施中华人民共和国国家质量监督检验检疫总局发布中国国家标准化管理委员会标准搜搜网WIIW.bzsoso. com各类标准行业资料免费下载GB厅22029-2008刚吕本标准修改采用150965-4:1998 、町、ax.lln. 町lax.阿lln.max. M10 5 15 9.6

3、70 9.434 8.696 8.564 7.829 M12 6 18 11.665 11 .400 10.528 10.378 9.518 M14 8 24 13.660 13.380 12.361 12201 11 .206 M16 8 24 15.660 15.380 14.361 4.201 13.206 M18 10 30 才7.65017.315 16.026 15.856 才4.583M20 10 30 19.650 19.315 18.026 17.856 16.583 M22 10 30 21.650 21 .315 20.026 19.856 13.583 M24 12 3

4、6 23.640 23.265 21 .691 21.491 19.959 M27 12 36 26.640 26.265 24.691 24.491 22.959 M30 15 45 29.630 29.205 27.357 27.145 25.336 M33 15 45 32.630 32.205 30.357 30.145 28.336 M36 18 53 35.620 35.145 33.022 32.798 30.713 M39 18 53 38.620 38.145 36.022 35.798 33.713 M42 21 63 41 .610 41 .110 38.687 38.4

5、51 36.089 M45 21 63 44.610 44.110 41 .687 41 .451 39.089 M48 24 71 47.600 47.070 44.352 44.102 41 .465 M52 24 71 51 .600 51 .070 48.352 48.102 45.465 M56 28 85 55.590 55.030 52.018 51 .753 48.842 M60 28 85 59.590 59.030 56.018 55.753 52.842 M64 32 95 63.580 62.980 59.683 59.403 自56.219 13外螺纹抗拉应力面积计算的依据 以H/6削平高度所对应的外螺纹小径(其基本偏羔为es缸=-HI创作为计算外螺纹抗拉向力面积的依据。外螺纹抗拉应力面积的小径值见表3。3 标准搜搜网附:sw.bzsoso. com各类标准行业资料免费下载