[技术]

梯形螺纹：基本和设计牙型 ISO 2901 - 2016

梯形螺纹 - 基本牙型

螺距 P
Thread Pitch P

1.5

H
H/2
H1
牙顶/牙底宽	0.366P

2.799	3.732	5.598	7.464	9.33	11.196	13.062	14.928	16.794	18.66	22.392
1.4	1.866	2.799	3.732	4.665	5.598	6.531	7.464	8.397	9.33	11.196
0.75	1	1.5	2	2.5	3	3.5	4	4.5	5	6
0.549	0.732	1.098	1.464	1.83	2.196	2.562	2.928	3.294	3.66	4.392

螺距 P
Thread Pitch P

H
H/2
H1
牙顶/牙底宽	0.366P

26.124	29.856	33.588	37.32	41.052	44.784	52.248	59.712	67.176	74.64	82.104
13.062	14.928	16.794	18.66	20.526	22.392	26.124	29.856	33.588	37.32	41.052
7	8	9	10	11	12	14	16	18	20	22
5.124	5.856	6.588	7.32	8.052	8.784	10.248	11.712	13.176	14.64	16.104

梯形螺纹 - 设计牙型

螺距
Thread Pitch

1.5

a_c
H₄=h₃
R₁	max
R₂	max

0.15	0.25	0.25	0.25	0.25	0.5	0.5	0.5	0.5	0.5	0.5
0.9	1.25	1.75	2.25	2.75	3.5	4	4.5	5	5.5	6.5
0.075	0.125	0.125	0.125	0.125	0.25	0.25	0.25	0.25	0.25	0.25
0.15	0.25	0.25	0.25	0.25	0.5	0.5	0.5	0.5	0.5	0.5

螺距
Thread Pitch

a_c
H₄=h₃
R₁	max
R₂	max

1	1	1	1	1	1	1	1	1	1	1
8	9	10	11	12	13	15	17	19	21	23
0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
1	1	1	1	1	1	1	1	1	1	1

注：技术数据仅供参考，请以官方原件为准！

标准编号： ISO 2901 - 2016
中文名称： 梯形螺纹：基本和设计牙型
英文名称： ISO metric trapezoidal screw threads - Basic and design profiles
数据来源： 易紧通（164580.com）

Standard Code: ISO 2901 - 2016Chinese Name: 梯形螺纹：基本和设计牙型English Name: ISO metric trapezoidal screw threads - Basic and design profilesSource: https://www.164580.com/info_380324.html

Data Source: YJT Fastener Database (164580.com)
Standard: ISO 2901 - 2016
URL: https://www.164580.com/info_380324.html
License: Commercial use requires authorization