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标准

GOST 7805-70 六角头螺栓 A 级。结构与尺寸

GOST 7805-70 · 螺栓

本页为俄罗斯国家标准的参考译文,以俄文原文为准。

GOST 7805-70 适用于螺纹直径为 1.6 mm 至 48 mm 的 A 级六角头螺栓,其中对边宽度 S=13 mm 部分自 1972 年 1 月 1 日起实施。该标准完全符合 ST SEV 4727-84。

A 级六角头螺栓 结构与尺寸 Hexagon bolts, product grade A. Construction and dimensionsGOST 7805-70(ST SEV 4727-84)
  1. 本标准适用于螺纹直径为 1.6 mm 至 48 mm 的 A 级六角头螺栓。

该标准完全符合 ST SEV 4727-84。

  1. 螺栓的结构和尺寸应符合图示及表 1、表 2 的规定。

  2. 螺纹按 GOST 24705。螺纹收尾和退刀槽按 GOST 27148。螺栓端部按 GOST 12414。

3a. 头下圆角按 GOST 24670。

3b. 本标准未规定的尺寸公差、形状和位置偏差及检验方法按 GOST 1759.1。

3c. 螺栓表面允许缺陷及检验方法按 GOST 1759.2。

  1. 经制造商与用户协商,允许生产公称螺纹直径为 36 mm 至 48 mm、螺距为 2 mm 的螺栓。

  2. 头部结构形式由制造商确定。

5a. 允许制造螺栓光杆部分直径 d₁近似等于螺纹中径。

5b. 为施加标记标志,允许在 1 型和 2 型螺栓头部端面制作凹坑,其尺寸不应降低头部强度;凹坑深度不应超过 0.4k。

  1. 技术要求按 GOST 1759.0。

  2. 螺栓质量见附录 1。

D₁ ≤ 0.8S

h = (0.2 + 0.4)k

表 1

mm

公称螺纹直径 d1.622.53(3.5)45681012(14)16(18)20(22)24(27)30364248
螺距粗牙0.350.40.450.50.60.70.811.251.51.7522.533.544.55
细牙-11.251.523
螺杆直径 d₁1.622.533.5456810121416182022242730364248
对边宽度 S3.2455.5678101316182124273034364146556575
头部高度 k1.11.41.72.02.42.83.54.05.36.47.58.810.012.012.514.015.017.018.722.526.030.0
外接圆直径,不小于3.44.35.56.06.67.78.811.114.417.820.023.426.830.133.537.740.045.651.361.372.683.9
dw,不小于2.33.14.14.65.15.96.98.911.614.616.619.622.525.328.231.733.638.042.751.161.070.5
hw不小于-0.150.200.25
不大于-0.40.50.60.8
杆部孔径 d₃-1.01.21.62.02.53.24.05.06.38.0
头部孔径 d₄ H 15-1.01.22.02.53.24.05.0
支承面到头部孔轴线的距离 l₂ js 15-1.41.82.02.83.54.04.55.06.06.57.07.58.59.511.513.015.0

注:

  1. 括号内的螺栓尺寸不推荐采用。

  2. 允许按附录 2 规定的尺寸制造螺栓。

表 2

mm

螺栓长度 l螺纹长度 b 及头部支承面至杆部孔轴线的距离 l₁(对应螺纹公称直径 d)(标有×符号的为全螺纹螺栓)
1.622.533.545681012(14)16(18)20(22)24(27)30364248
bbbbbl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁bl₁b
2×--------------------------------------
3×××------------------------------------
4××××-----------------------------------
5×××××----------------------------------
6×××××-×-×------------------------------
8×××××-×-×-×-×--------------------------
10×××××7.5×-×-×-×-×------------------------
129××××9.5×9.5×-×-×-×------------------------
1491011121311.5×11.5×10×-×-×-×----------------------
16-1011121313.51413.5×12×12×-×-×-×--------------------
(18)-1011121315.51415.51614×14×14×-×-×-×------------------
20--11121317.51417.51616×16×16×15×-×-×-×----------------
(22)--11121319.51419.516181818×18×17×17×-×-×----------------
25--11121322.51422.516211821×21×20×20×19×-×-×--------------
(28)---121325.51425.5162418242224×23×23×22×22×-×--------------
30---121327.51427.5162618262226×25×25×24×24×24×-×------------
(32)-----29.51429.51628182822282627×27×26×26×26×25×-×----------
35-----32.51432.516311831223126303030×29×29×29×28×28×-×--------
(38)-----35.51435.516341834223426333033×32×32×32×31×31×-×--------
40-----37.51437.5163618362236263530353434×34×34×33×33×32×-×------
45-----42.51442.51641184122412640304034393839×39×38×38×37×36×------
50-----47.51447.516461846224626453045344438444244×43×43×42×41×40×----
55-----52.51452.5165118512251265030503449384942494648×48×47×46×45×-×--
60-----57.51457.51656185622562655305534543854425446535053×52×51×50×48×--
65-------62.516611861226126603060345938594259465850585457×56×55×53×-×
70-------67.5166618662266266530653464386442644663506354626061×60×58×58×
75-------72.51671187122712670307034693869426946685068546760666665×63×56×
80-------77.51676187622762675307534743874427446735073547260716670×68×68×
(85)---------81188122812680308034793879427946785078547760766675×73×73×
90---------861886228626853085348438844284468350835482608166807878×78×
(95)-----------91229126903090348938894289468850885487608666857883×83×
100-----------96229626953095349438944294469350935492609166907888×88×
(105)-------------10126100301003499389942994698509854976096669578939093×
110-------------1062610530105341043810442104461035010354102601016610078989098×
(115)-------------111261103011034109381094210946108501085410760106661057810390103102
120-------------116261153011534114381144211446113501135411260111661107810890108102
(125)-------------121261203012034119381194211946118501185411760116661157811390113102
130-------------126321253612540124441244812452123561236012266121721208411896118108
140-------------136321353613540134441344813452133561336013266131721308412896128108
150-------------146321453614540144441444814452143561436014266141721408413896138108
160-------------156321553615540154441544815452153561536015266151721508414896148108
170-------------166321653616540164441644816452163561636016266161721608415896158108
180-------------176321753617540174441744817452173561736017266171721708416896168108
190-------------186321853618540184441844818452183561836018266181721808417896178108
200-------------196321953619540194441944819452193561936019266191721908418896188108
220---------------21549215532145721461214652136921373212792118521097208109208121
240---------------23549235532345723461234652336923373232792318523097228109228121
260---------------25549255532545725461254652536925373252792518525097248109248121
280-----------------275532745727461274652736927373272792718527097268109268121
300-----------------295532945729461294652936929373292792918529097288109288121

注:长度尺寸在括号内的螺栓不推荐使用。

1 型螺栓的标记示例,螺纹直径 d = 12 mm,对边宽度 S = 18 mm,长度 l = 60 mm,粗牙螺纹,公差带 6g,性能等级 5.8,无涂层:

螺栓 M12-6g×60.58 (S18) GOST 7805-70

同上,2 型,对边宽度 S = 19 mm,细牙螺纹,公差带 6g,性能等级 10.9,材质为 40Kh 钢,涂层 01,厚度 6 μm:

螺栓 2M12×1.25-6g×60.109.40Kh.016 GOST 7805-70

粗牙螺纹钢制螺栓(1 型)质量

螺栓长度 l,mm螺栓 1000 件的理论质量(kg),对应公称螺纹直径 d(mm)
1.622.533.5456810121416182022242730364248
20.104---------------------
30.1180.2160.390-------------------
40.1320.2380.4250.609------------------
50.1460.2600.4600.6600.887-----------------
60.1600.2820.4950.7110.9511.4612.190---------------
80.1880.3260.5650.8131.0801.6412.4724.3068.668-------------
100.2160.3700.6350.9151.2091.8212.7544.7129.39416.68------------
120.2500.4140.7051.0171.3372.0013.0365.11810.12017.82------------
140.2810.4690.7871.1221.4662.1813.3185.52410.85018.9627.89-----------
16-0.5180.8641.2341.5952.3683.6005.93011.57020.1029.4843.98----------
18-0.5670.9411.3441.7232.5664.0626.33612.30021.2331.1246.2165.54---------
20--1.0191.4561.8522.7634.3716.74213.02022.3732.7648.4568.4995.81--------
22--1.0961.5671.9812.9614.6797.20413.75023.5134.4050.6971.4499.52--------
25--1.2111.7332.1743.2575.1427.87114.84025.2236.8654.0575.87105.10133.3-------
28---1.9002.3673.5535.6058.53716.33026.9239.3257.4080.29110.60140.2-------
30---2.0112.4963.7505.9138.98117.12028.5240.9659.6483.24114.30144.8193.0------
32-----3.9486.2229.42617.91029.4342.5961.8786.19118.00149.4198.6237.0-----
35-----4.2446.68510.09019.09031.2845.3465.2490.62123.60156.3207.0246.9340.6----
38-----4.5407.14710.76020.28033.1848.0068.5995.04129.20163.2215.4256.9353.3----
40-----4.7387.45611.20021.07034.3649.7871.2597.99132.90167.8221.0263.5361.8474.8---
45-----5.2318.22712.31023.04037.4554.2277.30105.70142.10179.4235.0280.1373.0500.9---
50-----5.7258.99913.42025.02040.5358.6783.35113.60152.40190.9249.0296.7404.1526.9834.5--
55-----6.2188.76914.53026.99043.6263.1189.39121.50162.40203.7263.1313.3425.3553.0872.11304-
60-----6.71210.54015.64028.97046.7067.5595.44129.40172.40216.0278.9329.9446.5579.0909.81356-
65------11.31016.76030.94049.7971.99101.50137.30182.40228.4293.8348.8467.7605.1947.414072009
70------12.08017.87032.91052.8776.44107.50145.20192.40240.7308.8366.5491.1631.1985.014582076
75------12.85018.98034.89055.9680.88113.60153.10202.40253.0323.7384.3513.6659.71023.015092143
80------13.63020.09036.86059.0485.33119.60161.00212.40265.0338.6402.1536.1687.51061.015612211
85-------21.20038.84062.1389.77125.70168.90222.40277.7353.6419.8558.6715.21098.016122278
90-------22.31040.81065.2194.20131.70176.80232.40290.1368.5437.6581.0743.01141.016632345
95--------42.79068.3098.64137.80184.70242.40302.4383.4455.4603.5770.81181.017152412
100--------44.76071.38103.10143.80192.60252.40314.7398.3473.2626.0798.51221.017662479
105---------74.47107.50149.90200.50262.40327.1413.3490.9648.5826.31261.018262546
110---------77.55112.00155.90208.40272.30339.4428.2508.7671.0854.11301.018802614
115---------80.63116.40162.00216.30282.30351.8443.1526.5693.5881.81341.019342690
120---------83.72120.90168.00224.20292.30364.1458.1544.2716.0909.61381.019892760
125---------86.80125.30174.00232.10302.30376.4473.0562.0738.5937.41421.020432831
130---------89.89129.70180.10240.00312.30388.8487.9579.8761.0965.21461.020982903
140---------96.06138.60192.20255.80332.30413.5517.8615.3806.01021.01541.022073045
150---------102.18147.50204.30271.60352.30438.1547.6650.8850.11076.01621.023153187
160---------108.38156.40216.40287.40372.30462.8577.5686.4895.91132.01701.024243329
170---------114.58165.30228.50303.20392.30487.5607.4721.9940.91188.01780.025333471
180---------120.68174.20240.60319.00412.30512.2637.2757.5985.91243.01860.026423614
190---------126.88183.10252.70333.80432.30536.9667.1793.01031.01299.01940.027513756
200---------133.08191.90264.70350.60452.20561.5697.0828.61076.01354.02020.028603898
220----------209.70228.90382.20492.20610.9756.7899.61166.01465.02180.030774182
240----------227.50313.10413.80532.20660.3816.4970.81256.01576.02340.032954466
260----------245.20337.60445.40572.20709.6876.11042.01346.01687.02500.035134751
280-----------361.50476.90612.20759.0935.91113.01436.01798.02660.037305035
300-----------385.70508.50652.20808.3995.61184.01526.01910.02820.039485319

如需确定其他材料螺栓的质量,应将表中所列质量值乘以以下系数:0.356 — 铝合金;1.080 — 黄铜。

反映国民经济需要的补充要求

尺寸单位:mm

公称螺纹直径 d10121422公称螺纹直径 d10121422
对边宽度 S17192232对边宽度 S17192232
外接圆直径,不小于18.921.124.535.7外接圆直径,不小于18.921.124.535.7
dw,不小于15.617.420.630.0dw,不小于15.617.420.630.0
螺栓长度 l粗牙螺栓(1 型)1000 件的理论质量(kg)»1018.10---螺栓长度 l粗牙螺栓(1 型)1000 件的理论质量(kg)»8563.5591.63128.20341.2
1219.24---9066.6396.06134.20356.1
1420.3829.75--9569.72100.50140.30371.0
1621.5231.3446.52-10072.80105.00146.30385.9
1822.6532.9848.75-10575.89109.40152.40400.9
2023.7934.6250.09-11078.97113.90158.40415.8
2224.9336.2653.23-11582.05118.30164.50430.7
2526.6438.7256.59-12085.14122.80170.50445.7
2828.3441.1859.94-12588.22127.20176.50460.6
3029.4842.8262.18180.613091.31131.60182.60475.5
3230.8544.4564.41186.214097.48140.50194.70505.4
3532.7047.2067.78194.6150103.60149.40206.80535.2
3834.5549.8671.13203.0160109.80158.30218.90565.1
4035.7851.6473.79208.6170116.00167.20231.00595.0
4538.8756.0879.84222.6180122.10176.10243.10624.8
5041.9560.5385.89236.6190128.30185.00255.20654.7
5545.0464.9791.93250.7200134.50193.80267.20684.6
6048.1269.4197.98266.5220-211.60291.40744.3
6551.2173.85104.00281.4240-229.40315.60804.0
7054.2978.30110.00296.4260-247.10339.80863.7
7557.3882.74116.10311.3280--364.00923.5
8060.4687.19122.10326.2300--388.20983.2

引用的规范性技术文件

被引用规范性技术文件代号条款编号被引用规范性技术文件代号条款编号
GOST 1759.0-876GOST 24670-813a
GOST 1759.1-823bGOST 24705-813
GOST 1759.2-823vGOST 27148-863
GOST 12414-943

符合 DIN 931、DIN 933、ISO 4014、ISO 4017 标准。

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