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首页 产品与标准 ASME B 18.6.3 (T8-I/T8-IA+T40) - 2013 十字槽半沉头 AB ABR自攻螺钉

十字槽半沉头 AB ABR自攻螺钉 ASME B 18.6.3 (T8-I/T8-IA+T40) - 2013

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ASME B 18.6.3 (T8-I/T8-IA+T40) - 2013 十字槽半沉头 AB ABR自攻螺钉

尺寸单位: inch
美标ASME B18.6.3 (T8-I/T8-IA+T40) - 2013 A 十字槽半沉头 AB ABR自攻螺钉
ASME B 18.6.3 (T8-I/T8-IA+T40) - 2013 十字槽半沉头 AB ABR自攻螺钉
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公差 最小破坏扭矩 牌号等级
螺纹尺寸
d
0# 1# 2# 3# 4# 5# 6# 7#
d 公称
PP
槽号
M1 参考
M2 参考
P I型 (十字槽) 最大值
最小值
IA型 (米字槽) 最大值
最小值
dk 最大值
最小值
k 参考
f 参考
α 最大值
最小值
L0 ④ 公称
Y ④ 螺纹过渡长度(全螺纹) 最大值
b ④ 螺纹长度 (长螺钉) 最小值
0.0600 0.0730 0.0860 0.0990 0.1120 0.1250 0.1380 0.1510
48 42 32 28 24 20 20 19
0 0 1 1 1 2 2 2
0.068 0.070 0.106 0.118 0.130 0.152 0.172 0.176
0.068 0.070 0.106 0.118 0.130 0.152 0.172 0.176
0.038 0.041 0.062 0.074 0.087 0.074 0.094 0.100
0.020 0.023 0.045 0.057 0.070 0.050 0.069 0.075
0.042 0.043 0.062 0.074 0.086 0.074 0.093 0.099
0.024 0.027 0.046 0.058 0.070 0.056 0.075 0.081
0.112 0.137 0.162 0.187 0.212 0.237 0.262 0.287
0.096 0.120 0.144 0.167 0.191 0.215 0.238 0.262
0.035 0.043 0.051 0.059 0.067 0.075 0.083 0.091
0.021 0.025 0.029 0.033 0.037 0.041 0.045 0.049
82° 82° 82° 82° 82° 82° 82° 82°
80° 80° 80° 80° 80° 80° 80° 80°
7/16 9/16 5/8 3/4 13/16 15/16 1 1-1/8
0.021 0.024 0.031 0.036 0.042 0.050 0.050 0.053
0.360 0.440 0.520 0.590 0.670 0.750 0.830 0.910
螺纹尺寸
d
8# 10# 12# 1/4 5/16 3/8 7/16 1/2
d 公称
PP
槽号
M1 参考
M2 参考
P I型 (十字槽) 最大值
最小值
IA型 (米字槽) 最大值
最小值
dk 最大值
最小值
k 参考
f 参考
α 最大值
最小值
L0 ④ 公称
Y ④ 螺纹过渡长度(全螺纹) 最大值
b ④ 螺纹长度 (长螺钉) 最小值
0.1640 0.1900 0.2160 0.2500 0.3125 0.3750 0.4375 0.5000
18 16 14 14 12 12 10 10
2 2 3 3 4 4 4 4
0.186 0.202 0.264 0.284 0.384 0.404 0.416 0.430
0.186 0.202 0.264 0.284 0.384 0.404 0.416 0.430
0.108 0.126 0.135 0.156 0.218 0.237 0.249 0.263
0.084 0.102 0.111 0.131 0..194 0.213 0.225 0.239
0.108 0.125 0.135 0.155 0.215 0.235 0.247 0.262
0.090 0.107 0.117 0.137 0.197 0.217 0.229 0.244
0.312 0.362 0.412 0.477 0.597 0.717 0.760 0.815
0.285 0.333 0.380 0.442 0.556 0.670 0.715 0.765
0.100 0.116 0.132 0.153 0.191 0.230 0.223 0.223
0.052 0.060 0.068 0.079 0.099 0.117 0.122 0.131
82° 82° 82° 82° 82° 82° 82° 82°
80° 80° 80° 80° 80° 80° 80° 80°
1-1/4 1-3/8 1-5/8 1-13/16 1-13/16 1-7/8 1-7/8 1-7/8
0.056 0.062 0.071 0.071 0.083 0.083 0.100 0.100
0.980 1.140 1.300 1.500 1.500 1.500 1.500 1.500
①,若以小数规定公称直径，应省略小数前和小数点后第四位的零。
②,螺钉末端钉尖上不允许因螺纹辗压而形成的虚尖，允许略带圆弧或圆钝形末端。
③,小于等于8#的螺钉，螺纹牙顶平面宽度不应超过0.004in，大于8#的应不超过0.006in。
④,正常情况下，当螺钉长度小于等于其公称长度L0时应采用全螺纹，过渡螺纹长度应小于等于Y；若螺钉长度大于其公称长度L0可采用半牙型式，但其螺纹长度应不小于b。
替代列表
ASME B 18.6.3T8-I/T8-IA+T40 - 2013 ASME B 18.6.3 - 2024

采用标准

工艺相关

ASME B 18.6.3 (T7) - 2013
82° 开槽半沉头机械螺钉 [Table 7] (ASTM F837 / F468)
ASME B 18.6.3 (T7+T40) - 2013
82°开槽半沉头 AB ABR 自攻螺钉 [Table 7]
ASME B 18.6.3 (T8-I/T8-IA) - 2013
十字槽半沉头螺钉 I和IA型 【表7&8】
ASME B 18.6.3 (T8-III) - 2013
四方槽半沉头螺钉 III型【表7&8】
ASME B 18.6.3 (T8-III+T40) - 2013
四方槽半沉头 AB ABR自攻螺钉
ASME B 18.6.3 (T8-VI) - 2013
梅花槽半沉头螺钉 VI型【表7&8】
ASME B 18.6.3 (T8-VI+T40) - 2013
梅花槽半沉头 AB ABR自攻螺钉
ASME B 18.6.3 (T12-I/T12-IA+T40) - 2013
十字槽82°半沉头清根AB ABR自攻螺钉

AB型和ABR型自攻螺纹和末端

1 AB型和ABR型自攻螺纹和末端 [Table 40] [美标]
ASME/ANSI B 18.6.3 (T40) - 2013		 AB型和ABR型自攻螺纹和末端 [Table 40]
Dimensions of Threads and Points for Type AB and Type ABR Thread-forming Screws

B型 BP型自攻螺钉螺纹和末端

2 B型 BP型自攻螺钉螺纹和末端 [Table 41] [美标]
ASME/ANSI B 18.6.3 (T41) - 2013		 B型 BP型自攻螺钉螺纹和末端 [Table 41]
Dimensions of Threads and Points for Type B and BP Thread-Forming Tapping Screws

BF型 BT型 自切自攻螺钉螺纹和末端

3 BF型 BT型 自切自攻螺钉螺纹和末端 [Table 43] [美标]
ASME/ANSI B 18.6.3 (T43) - 2013		 BF型 BT型 自切自攻螺钉螺纹和末端 [Table 43]
Dimensions of Threads and Points for Types BF and BT Thread-Cutting Tapping Screws

D, F, G, T 型自攻螺钉 螺纹和末端

4 D, F, G, T 型自攻螺钉 螺纹和末端 [Table 44] [美标]
ASME/ANSI B 18.6.3 (T44) - 2013		 D, F, G, T 型自攻螺钉 螺纹和末端 [Table 44]
Dimensions of Threads and Points for Type D, F, G, and T Thread-Cutting Tapping Screws

A型自攻螺钉螺纹和末端

5 A型自攻螺钉螺纹和末端 [Table 42] [美标]
ASME/ANSI B 18.6.3 (T42) - 2013		 A型自攻螺钉螺纹和末端 [Table 42]
Dimensions of Threads and Points for Type A Thread-Forming Tapping Screws

自挤自攻【TRS型】螺纹和末端

6 自挤自攻【TRS型】螺纹和末端 [Table 45] [美标]
ASME/ANSI B 18.6.3 (T45) - 2013		 自挤自攻【TRS型】螺纹和末端 [Table 45]
Dimensions of Type TRS Tapping Screws

引用参考

GB /T 1172 - 1999
黑色金属硬度及强度换算值
GB /T 5267.1 - 2002
镀锌、镀镍、镀镉、复合镀等层镀层盐雾腐蚀的防护性能
GB /T 193 - 2003
普通螺纹（一般用途米制螺纹）- 直径与螺距系列 (ISO 261: 1998, MOD)
GB /T 3106 - 2016
紧固件 - 螺栓、螺钉和螺柱 - 公称长度和螺纹长度 (ISO 888:2012, MOD)
GB /T 3 - 1997
普通螺纹收尾、肩距、退刀槽和倒角 (ISO 3508:1976 / ISO 4755:1983)
GB /T 5779.1 - 2000
紧固件表面缺陷 - 螺栓、螺钉和螺柱 - 一般要求
GB /T 5779.3 - 2000
紧固件表面缺陷 - 螺栓、螺钉和螺柱 - 特殊要求
GB /T 3103.1 - 2002
紧固件公差（螺栓、螺柱、螺钉和螺母）
GB /T 34632 - 2017
统一螺纹搓制和滚制前的毛坯直径
GB /T 18685 - 2017
普通螺纹搓制和滚制前的毛坯直径
GB /T 3105 - 2002
普通螺栓和螺钉 - 头下圆角半径
GB /T 5279.2 - 1997
沉头螺钉 第2部分 十字槽插入深度
GB /T 197 - 2018
普通螺纹 公差
注：技术数据仅供参考，请以官方原件为准！
类似标准及供货信息
7 十字槽半沉头自攻钉 [国标]
GB /T 847 - 2017		 十字槽半沉头自攻钉
Cross Recessed Raised Countersunk(Oval) Head Tapping Screws
供应商(3)
8 十字槽半沉头自攻钉 [国标]
GB 847 - 1985		 十字槽半沉头自攻钉
Cross Recessed Raised Countersunk Head Tapping Screws
供应商(3)
9 十字槽半沉头自攻钉 [德标]
DIN 7983 - 1990		 十字槽半沉头自攻钉
Cross recessed raised countersunk head tapping screws
供应商(2)
10 十字槽半沉头自攻螺钉 [国际]
ISO 7051 - 2011		 十字槽半沉头自攻螺钉
Cross Recessed Raised Countersunk Head Tapping Screws
供应商(1)
11 十字槽半沉头自攻螺钉 [国际]
ISO 7051 - 1983		 十字槽半沉头自攻螺钉
Cross recessed raised countersunk head tapping screws
供应商(1)
12 十字槽半沉头自攻钉 - 螺纹型式：Class 1~Class 4【附表3】 [日标]
JIS B 1122 (AAT3) - 1996		 十字槽半沉头自攻钉 - 螺纹型式：Class 1~Class 4【附表3】
Cross Recessed Raised Countersunk Head Tapping Screws - threaded portion are of class 1 to 4 [Annex attached table 3]
13 十字槽半沉头自攻钉 【表3】 [日标]
JIS B 1122 (AT3) - 1996		 十字槽半沉头自攻钉 【表3】
Cross recessed raised countersunk head tapping screws [Table 3]
14 十字槽半沉头自攻钉 C型 [汽标代号]
Q 276		 十字槽半沉头自攻钉 C型
Cross recessed raised countersunk head tapping screws
15 十字槽半沉头自攻钉F型 [汽标代号]
Q 277		 十字槽半沉头自攻钉F型
Cross recessed raised countersunk head tapping screws
16 80°十字槽半沉头自攻钉 [美标]
ASME/ANSI B 18.6.3 - 2010		 80°十字槽半沉头自攻钉
80° Machine Screw and Tapping Screw Nuts (Inch Seires)
17 十字槽半沉头自攻螺钉 [法国]
NF E 25-657 - 1994		 十字槽半沉头自攻螺钉
Cross Recessed Raised Countersunk (Oval) Head Tapping Screws
18 米字槽80°半沉头清根自攻钉 [Table 15] [英标]
BS 4174 - 1972		 米字槽80°半沉头清根自攻钉 [Table 15]
Cross Recess 80° truncated Raised Countersunk Head Screws [Table 15]
19 米制十字槽半沉头自攻螺钉 [澳标]
AS /NZS 4408 - 1996		 米制十字槽半沉头自攻螺钉
ISO metric cross recessed raised countersunk head tapping screws
20 十字槽半沉头自攻螺钉 [韩标]
KS B 1032 - 2016 (R2021)		 十字槽半沉头自攻螺钉
Cross-Recessed Raised Countersunk (Oval) Head Tapping Screws
21 十字槽半沉头自攻螺钉 [韩标]
KS B 1032 - 2001		 十字槽半沉头自攻螺钉
Cross-Recessed Raised Countersunk (Oval) Head Tapping Screws
22 十字槽半沉头自攻钉 [德标]
DIN EN ISO 7051 - 2011		 十字槽半沉头自攻钉
Cross-Recessed Raised Countersunk(oval) Head Tapping Screws
供应商(2)
23 十字槽半沉头 AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (H2B-I/H2B-IA+T1A) - 2024		 十字槽半沉头 AB ABR自攻螺钉
Cross recessed raised countersunk head tapping screws - Type AB and ABR
24 十字槽82°半沉头清根AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (H3D-I/H3D-IA+T1A) - 2024		 十字槽82°半沉头清根AB ABR自攻螺钉
Undercut Oval 82-deg Countersunk Head Tapping Screws - Type AB and ABR
25 十字槽82°小半沉头 AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (H4D-I/H4D-IA+T1A) - 2024		 十字槽82°小半沉头 AB ABR自攻螺钉
Oval 82° Countersunk Trim Head Tapping Screws - Type AB and ABR
26 十字槽82°半沉头清根AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (T12-I/T12-IA+T40) - 2013		 十字槽82°半沉头清根AB ABR自攻螺钉
Undercut Oval 82-deg Countersunk Head Tapping Screws - Type AB and ABR
27 十字槽82°小半沉头 AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (T16-I/T16-IA+T40) - 2013		 十字槽82°小半沉头 AB ABR自攻螺钉
Oval 82° Countersunk Trim Head Tapping Screws - Type AB and ABR
28 米制米字槽半沉头自攻螺钉 [Table 14] [美标]
ASME B 18.6.5M (T14) - 2000 (R2010)		 米制米字槽半沉头自攻螺钉 [Table 14]
Metric Type IA Cross-Recessed Oval Countersunk Head Tapping Screws [Table 14]
29 米制米字槽半沉头自攻钉 [Table 14] [美标]
ASME B 18.6.5M (T14) - 2000		 米制米字槽半沉头自攻钉 [Table 14]
Mtrice PZ drives raised countersunk head tapping screws [Table 14]
30 米制十字槽半沉头自攻钉 [Table 13] [美标]
ASME B 18.6.5M (T13) - 2000 (R2010)		 米制十字槽半沉头自攻钉 [Table 13]
Metric Type I Cross-Recessed Oval Countersunk Head Tapping Screws [Table 13]
31 I型十字槽半沉头自攻螺钉 B,BP型 [Table 21] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头自攻螺钉 B,BP型 [Table 21]
Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 21]
32 I型十字槽半沉头自攻螺钉 C型(统一螺纹) [Table 21] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头自攻螺钉 C型(统一螺纹) [Table 21]
Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 21]
33 I型十字槽半沉头自攻螺钉 AB型 [Table 21] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头自攻螺钉 AB型 [Table 21]
Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 21]
34 I型十字槽半沉头自攻螺钉 A型 [Table 21] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头自攻螺钉 A型 [Table 21]
Type I Cross Recessed Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 21]
35 IA型米字槽半沉头自攻螺钉 B,BP型 [Table 22] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头自攻螺钉 B,BP型 [Table 22]
Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 22]
36 IA型米字槽半沉头自攻螺钉 C型(统一螺纹) [Table 22] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头自攻螺钉 C型(统一螺纹) [Table 22]
Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 22]
37 IA型米字槽半沉头自攻螺钉 AB型 [Table 22] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头自攻螺钉 AB型 [Table 22]
Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 22]
38 IA型米字槽半沉头自攻螺钉 A型 [Table 22] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头自攻螺钉 A型 [Table 22]
Type IA Cross Recessed Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 22]
39 II型十字槽半沉头自攻螺钉 B,BP型 [Table 23] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头自攻螺钉 B,BP型 [Table 23]
Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 23]
40 II型十字槽半沉头自攻螺钉 C型(统一螺纹) [Table 23] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头自攻螺钉 C型(统一螺纹) [Table 23]
Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 23]
41 II型十字槽半沉头自攻螺钉 AB型 [Table 23] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头自攻螺钉 AB型 [Table 23]
Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 23]
42 II型十字槽半沉头自攻螺钉 A型 [Table 23] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头自攻螺钉 A型 [Table 23]
Type II Cross Recessed Oval Countersunk Head Tapping Screws - Type A Thread Forming [Table 23]
43 开槽半沉头清根自攻螺钉 B,BP型 [Table 24] [美标]
ASME B 18.6.4 - 1998 (R2005)		 开槽半沉头清根自攻螺钉 B,BP型 [Table 24]
Slotted Undercut Oval Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 24]
44 开槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 24] [美标]
ASME B 18.6.4 - 1998 (R2005)		 开槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 24]
Slotted Undercut Oval Countersunk Head Tapping Screws - Type C Thread Forming [Table 24]
45 开槽半沉头清根自攻螺钉 AB型 [Table 24] [美标]
ASME B 18.6.4 - 1998 (R2005)		 开槽半沉头清根自攻螺钉 AB型 [Table 24]
Slotted Undercut Oval Countersunk Head Tapping Screws - Type AB Thread Forming [Table 24]
46 I型十字槽半沉头清根自攻螺钉 B,BP型 [Table 25] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头清根自攻螺钉 B,BP型 [Table 25]
Type I cross recessed undercut oval countersunk head tapping screws - Type B and BP Thread Forming [Table 25]
47 I型十字槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 25] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 25]
Type I cross recessed undercut oval countersunk head tapping screws - Type C Thread Forming [Table 25]
48 I型十字槽半沉头清根自攻螺钉 AB型 [Table 25] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头清根自攻螺钉 AB型 [Table 25]
Type I cross recessed undercut oval countersunk head tapping screws - Type AB Thread Forming [Table 25]
49 IA型米字槽半沉头清根自攻螺钉 B,BP型 [Table 26] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头清根自攻螺钉 B,BP型 [Table 26]
Type IA cross recessed undercut oval countersunk head tapping screws - Type B and BP Thread Forming [Table 26]
50 IA型米字槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 26] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 26]
Type IA cross recessed undercut oval countersunk head tapping screws - Type C Thread Forming [Table 26]
51 IA型米字槽半沉头清根自攻螺钉 AB型 [Table 26] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头清根自攻螺钉 AB型 [Table 26]
Type IA cross recessed undercut oval countersunk head tapping screws - Type AB Thread Forming [Table 26]
52 II型十字槽半沉头清根自攻螺钉 B,BP型 [Table 27] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头清根自攻螺钉 B,BP型 [Table 27]
Type II cross recessed undercut oval countersunk head tapping screws - Type B and BP Thread Forming [Table 27]
53 II型十字槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 27] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头清根自攻螺钉 C型(统一螺纹) [Table 27]
Type II cross recessed undercut oval countersunk head tapping screws - Type C Thread Forming [Table 27]
54 II型十字槽半沉头清根自攻螺钉 AB型 [Table 27] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头清根自攻螺钉 AB型 [Table 27]
Type II cross recessed undercut oval countersunk head tapping screws - Type AB Thread Forming [Table 27]
55 I型十字槽半沉头精整自攻螺钉 B,BP型 [Table 28] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头精整自攻螺钉 B,BP型 [Table 28]
Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 28]
56 I型十字槽半沉头精整自攻螺钉 C型(统一螺纹) [Table 28] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头精整自攻螺钉 C型(统一螺纹) [Table 28]
Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 28]
57 I型十字槽半沉头精整自攻螺钉 AB型 [Table 28] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头精整自攻螺钉 AB型 [Table 28]
Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 28]
58 I型十字槽半沉头精整自攻螺钉 A型 [Table 28] [美标]
ASME B 18.6.4 - 1998 (R2005)		 I型十字槽半沉头精整自攻螺钉 A型 [Table 28]
Type I Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 28]
59 IA型米字槽半沉头精整自攻螺钉 B,BP型 [Table 29] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头精整自攻螺钉 B,BP型 [Table 29]
Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 29]
60 IA型米字槽半沉头精整自攻螺钉 C型(统一螺纹) [Table 29] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头精整自攻螺钉 C型(统一螺纹) [Table 29]
Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 29]
61 IA型米字槽半沉头精整自攻螺钉 AB型 [Table 29] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头精整自攻螺钉 AB型 [Table 29]
Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 29]
62 IA型米字槽半沉头精整自攻螺钉，A型 [Table 29] [美标]
ASME B 18.6.4 - 1998 (R2005)		 IA型米字槽半沉头精整自攻螺钉，A型 [Table 29]
Type IA Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 29]
63 II型十字槽半沉头精整自攻螺钉 B,BP型 [Table 30] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头精整自攻螺钉 B,BP型 [Table 30]
Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 30]
64 II型十字槽半沉头精整自攻螺钉 C型(统一螺纹) [Table 30] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头精整自攻螺钉 C型(统一螺纹) [Table 30]
Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 30]
65 II型十字槽半沉头精整自攻螺钉 AB型 [Table 30] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头精整自攻螺钉 AB型 [Table 30]
Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 30]
66 II型十字槽半沉头精整自攻螺钉 A型 [Table 30] [美标]
ASME B 18.6.4 - 1998 (R2005)		 II型十字槽半沉头精整自攻螺钉 A型 [Table 30]
Type II Cross Recessed Oval Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 30]
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