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米制十字槽沉头自攻螺钉 [Table 9] ASME B 18.6.5M (T9) - 2000 (R2010)

选择规格尺寸 点击↓

ST2.2

ST2.9

ST3.5

ST4.2

ST4.8

ST5.5

ST6.3

ST8

ST9.5

M2

M2.5

M3

M3.5

M4

M5

M6

M8

M10

ASME B 18.6.5M (T9) - 2000 (R2010) 米制十字槽沉头自攻螺钉 [Table 9]

尺寸单位: mm
美标ASME B18.6.5M (T9) - 2000 (R2010) ASME 米制十字槽沉头自攻螺钉 [Table 9]
ASME B 18.6.5M (T9) - 2000 (R2010) 米制十字槽沉头自攻螺钉 [Table 9]
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螺纹规格
d
ST2.2 ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3 ST8 ST9.5
P 螺距
ds 最大值
最小值
dk 最大值
最小值
k 最大值
L1 最大值
最小值
r 最大值
最小值
M 参考值
t 参考值
b 最小值
槽号
螺纹及末端型式
0.8 1 1.3 1.4 1.6 1.8 1.8 2.1 2.1
- - - - - - - - -
- - - - - - - - -
3.8 5.5 7.3 8.4 9.3 10.3 11.3 15.8 18.3
3.5 5.2 6.9 8 8.9 9.9 10.9 15.4 17.8
1.1 1.7 2.3 2.6 2.8 3 3.1 4.6 5.2
- - - - - - - - -
- - - - - - - - -
0.8 1.2 1.4 1.6 2 2.2 2.4 3.2 4
0.4 0.6 0.7 0.8 1 1.1 1.2 1.6 2
2.14 3.1 4.06 4.46 5.06 6.32 6.62 8.78 9.88
1.54 2.08 2.25 2.65 3.25 3.41 3.61 4.88 5.98
13 17 21 25 29 33 38 38 38
0 1 2 2 2 3 3 4 4
AB,B,BF,BT AB,B,BF,BT AB,B,BF,BT AB,B,BF,BT AB,B,BF,BT AB,B,BF,BT AB,B,BF,BT AB,B,BF,BT AB,B,BF,BT
螺纹规格
d
M2 M2.5 M3 M3.5 M4 M5 M6 M8 M10
P 螺距
ds 最大值
最小值
dk 最大值
最小值
k 最大值
L1 最大值
最小值
r 最大值
最小值
M 参考值
t 参考值
b 最小值
槽号
螺纹及末端型式
0.4 0.45 0.5 0.6 0.7 0.8 1 1.25 1.5
2 2.5 3 3.5 4 5 6 8 10
1.86 2.36 2.86 3.32 3.82 4.82 5.82 7.78 9.78
3.8 4.7 5.5 7.3 8.4 9.3 11.3 15.8 18.3
3.5 4.4 5.2 6.9 8 8.9 10.9 15.4 17.8
1.2 1.5 1.7 2.3 2.7 2.7 3.3 4.6 5
0.5 0.55 0.6 0.7 0.8 0.9 1.1 1.4 1.7
0.3 0.35 0.4 0.5 0.6 0.7 0.9 1.1 1.3
0.8 1 1.2 1.4 1.6 2 2.4 3.2 4
0.4 0.5 0.6 0.7 0.8 1 1.2 1.6 2
2.14 2.8 3.1 4.06 4.46 5.06 6.62 8.78 9.88
1.54 1.78 2.08 2.25 2.65 3.25 3.61 4.88 5.98
12 15 18 21 24 30 38 38 38
0 1 1 2 2 2 3 4 4
D,F,T D,F,T D,F,T D,F,T D,F,T D,F,T D,F,T D,F,T D,F,T
①,D,F和T型自攻螺钉应采用B型螺钉头。 AB,B,BF和BT型自攻螺钉应采用A型头。 对于B型头型,头下必须有台肩,A型和B型头型的其他尺寸应相同。
②,类似的ISO标准是ISO 7050。

引用标准

1 [美标]
ASME B 18.6.5M - 2000 (R2010)
米制自攻螺钉用螺纹及末端型式
Metic threads and points for tapping screws
米制自攻螺钉用螺纹及末端型式
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
2 十字槽沉头自攻钉 [国标]
GB /T 846 - 2017
十字槽沉头自攻钉
Cross Recessed Countersunk Head Tapping Screws
供应商(7)
3 十字槽沉头自攻钉 [国标]
GB /T 846 - 1985
十字槽沉头自攻钉
Cross Recessed Countersunk Head Tapping Screws
供应商(7)
4 十字槽沉头自攻螺钉 [国标]
GB 846 - 1976
十字槽沉头自攻螺钉
Cross recessed countersunk head self-tapping screws
供应商(7)
5 十字槽沉头自攻钉 [德标]
DIN 7982 - 1990
十字槽沉头自攻钉
Cross recessed countersunk head tapping screws
供应商(3)
6 十字槽沉头自攻螺钉 [国际]
ISO 7050 - 2011
十字槽沉头自攻螺钉
Cross Recessed Countersunk (Flat) Head Tapping Screws
供应商(1)
7 十字槽沉头自攻螺钉 [国际]
ISO 7050 - 1983
十字槽沉头自攻螺钉
Cross recessed countersunk head tapping screws
供应商(1)
8 十字槽喇叭头自攻钉 [日标]
JIS B 1125 - 2015
十字槽喇叭头自攻钉
Cross Recessed Trumpet Head Self Drilling Tapping Screw
9 十字槽沉头带筋自攻钉 [日标]
JIS B 1125 - 2015
十字槽沉头带筋自攻钉
Flex. Purpose Drilling Tapping Screws
10 十字槽喇叭头自攻钉 [日标]
JIS B 1125 - 2003
十字槽喇叭头自攻钉
cross recessed trumpet head self drilling tapping screw
11 十字槽沉头带筋自攻钉 [日标]
JIS B 1125 - 2003
十字槽沉头带筋自攻钉
Cross recessed ribbed countersunk head tapping screws
12 十字槽沉头自攻钉 - 螺纹型式:Class 1~Class 4【附表2】 [日标]
JIS B 1122 (AAT2) - 1996
十字槽沉头自攻钉 - 螺纹型式:Class 1~Class 4【附表2】
Cross Recessed Countersunk Head Tapping Screws - threaded portion are of class 1 to 4 [Annex attached table 2]
13 十字槽沉头自攻钉 【表2】 [日标]
JIS B 1122 (AT2) - 1996
十字槽沉头自攻钉 【表2】
Cross recessed countersunk head tapping screws [Table 2]
14 十字槽喇叭头自攻钉 [日标]
JIS B 1125 - 1995
十字槽喇叭头自攻钉
Cross recessed bugle head self-drilling tapping screws
15 十字槽沉头自攻螺钉 C型 [汽标代号]
Q 274
十字槽沉头自攻螺钉 C型
Cross recessed countersunk head tapping screws - Type C
16 十字槽沉头自攻螺钉 F型 [汽标代号]
Q 278
十字槽沉头自攻螺钉 F型
Cross recessed countersunk head tapping screws - Type F
17 80°十字槽沉头自攻钉 [美标]
ASME/ANSI B 18.6.3 - 2010
80°十字槽沉头自攻钉
80° Machine Screw and Tapping Screw Nuts (Inch Seires)
18 塑料用双螺纹十字槽沉头(平头)自攻螺钉 [意大利]
UNI 9709 - 1990
塑料用双螺纹十字槽沉头(平头)自攻螺钉
Two-thread countersunk (flat) head tapping screws with cross rocessed for plastics
19 十字槽沉头自攻钉 [意大利]
UNI 6955
十字槽沉头自攻钉
Cross-Recessed Flat Countersunk Head Tapping Screws
20 十字槽沉头自攻螺钉 [法国]
NF E 25-656 - 1994
十字槽沉头自攻螺钉
Cross Recessed Countersunk (Flat) Head Tapping Screws
21 米字槽80°沉头自攻钉  [Table 9] [英标]
BS 4174 - 1972
米字槽80°沉头自攻钉 [Table 9]
Recess 80°countersunk Head Screws - Type Z [Table 9]
22 米字槽80°沉头清根自攻钉 [Table 11] [英标]
BS 4174 - 1972
米字槽80°沉头清根自攻钉 [Table 11]
Recess 80°Truncated Countersunk Head Screws - Type Z [Table 11]
23 米制十字槽沉头自攻螺钉 [澳标]
AS /NZS 4407 - 1996
米制十字槽沉头自攻螺钉
ISO metric cross recessed countersunk head tapping screws
24 十字槽沉头自攻钉 [原电子工业部]
SJ 2822 - 1987
十字槽沉头自攻钉

25 十字槽沉头自攻钉 [原电子工业部]
SJ 2498 - 1984
十字槽沉头自攻钉

26 十字槽沉头自攻螺钉 [韩标]
KS B 1032 - 2016 (R2021)
十字槽沉头自攻螺钉
Cross-Recessed Countersunk (Flat) Head Tapping Screws
27 十字槽沉头自攻螺钉 [韩标]
KS B 1032 - 2001
十字槽沉头自攻螺钉
Cross-Recessed Countersunk (Flat) Head Tapping Screws
28 十字槽沉头自攻螺钉 [企标]
YJT 4058 (WN1413C)
十字槽沉头自攻螺钉
Cross recessed countersunk head Tapping screws
供应商(1)
29 十字槽沉头自攻螺钉 [德标]
DIN EN ISO 7050 - 2011
十字槽沉头自攻螺钉
Cross Recessed Countersunk (Flat) Head Tapping Screws
供应商(3)
30 十字槽82度沉头AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (H1B-I/H1B-IA+T1A) - 2024
十字槽82度沉头AB ABR自攻螺钉
82° Cross Recessed Countersunk Head Tapping Screws - Type AB (ABR)
31 十字槽82°沉头清根 AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (H3B-I/H3B-IA+T1A) - 2024
十字槽82°沉头清根 AB ABR自攻螺钉
Undercut 82-deg Flat Countersunk Head Tapping Screws - Type AB (ABR)
32 十字槽小沉头 AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (H4B-I/H4B-IA+T1A) - 2024
十字槽小沉头 AB ABR自攻螺钉
Flat Coutersunk Trim Head Tapping Screws - Type AB and ABR
33 十字槽82度沉头AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (T2-I/T2-IA+T40) - 2013
十字槽82度沉头AB ABR自攻螺钉
82° Cross Recessed Countersunk Head Tapping Screws - Type AB (ABR)
34 十字槽82°沉头清根 AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (T10-I/T10-IA+T40) - 2013
十字槽82°沉头清根 AB ABR自攻螺钉
Undercut 82-deg Flat Countersunk Head Tapping Screws - Type AB (ABR)
35 十字槽小沉头 AB ABR自攻螺钉 [美标]
ASME B 18.6.3 (T14-I/T14-IA+T40) - 2013
十字槽小沉头 AB ABR自攻螺钉
Flat Coutersunk Trim Head Tapping Screws - Type AB and ABR
36 米制米字槽沉头自攻螺钉 [Table 10] [美标]
ASME B 18.6.5M (T10) - 2000 (R2010)
米制米字槽沉头自攻螺钉 [Table 10]
Metric Type IA Cross-Recessed Flat Countersunk Head Tapping Screws [Table 10]
37 I型十字槽沉头自攻螺钉 A型 [Table 10] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头自攻螺钉 A型 [Table 10]
Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 10]
38 I型十字槽沉头自攻螺钉 B, BP型 [Table 10] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头自攻螺钉 B, BP型 [Table 10]
Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 10]
39 I型十字槽沉头自攻螺钉 C型 (统一螺纹) [Table 10] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头自攻螺钉 C型 (统一螺纹) [Table 10]
Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 10]
40 I型十字槽沉头自攻螺钉 AB型 [Table 10] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头自攻螺钉 AB型 [Table 10]
Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 10]
41 IA型米字槽沉头自攻螺钉 A型  [Table 11] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽沉头自攻螺钉 A型 [Table 11]
Type IA Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 11]
42 IA型米字槽沉头自攻螺钉 B,BP型 [Table 11] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽沉头自攻螺钉 B,BP型 [Table 11]
Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 11]
43 IA型米字槽沉头自攻螺钉 C型(统一螺纹) [Table 11] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽沉头自攻螺钉 C型(统一螺纹) [Table 11]
Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 11]
44 IA型米字槽沉头自攻螺钉 AB型 [Table 11] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽沉头自攻螺钉 AB型 [Table 11]
Type I Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 11]
45 II型十字槽沉头自攻螺钉 A型 [Table 12] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头自攻螺钉 A型 [Table 12]
Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type A Thread Forming [Table 12]
46 II型十字槽沉头自攻螺钉 B,BP型 [Table 12] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头自攻螺钉 B,BP型 [Table 12]
Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 12]
47 II型十字槽沉头自攻螺钉 C型(统一螺纹) [Table 12] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头自攻螺钉 C型(统一螺纹) [Table 12]
Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 12]
48 II型十字槽沉头自攻螺钉 AB型 [Table 12] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头自攻螺钉 AB型 [Table 12]
Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 12]
49 I型十字槽沉头清根自攻螺钉 B,BP型 [Table 14] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头清根自攻螺钉 B,BP型 [Table 14]
Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 14]
50 I型十字槽沉头清根自攻螺钉 C型(统一螺纹) [Table 14] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头清根自攻螺钉 C型(统一螺纹) [Table 14]
Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 14]
51 I型十字槽沉头清根自攻螺钉 AB型 [Table 14] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头清根自攻螺钉 AB型 [Table 14]
Type I Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 14]
52 IA型米字槽沉头清根自攻螺钉 B,BP型 [Table 15] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽沉头清根自攻螺钉 B,BP型 [Table 15]
Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 15]
53 IA型米字槽沉头清根自攻螺钉 C型(统一螺纹) [Table 15] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽沉头清根自攻螺钉 C型(统一螺纹) [Table 15]
Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 15]
54 IA型米字槽沉头清根自攻螺钉 AB型 [Table 15] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽沉头清根自攻螺钉 AB型 [Table 15]
Type IA Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 15]
55 II型十字槽沉头清根自攻螺钉 B,BP型 [Table 16] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头清根自攻螺钉 B,BP型 [Table 16]
Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 16]
56 II型十字槽沉头清根自攻螺钉 C型(统一螺纹) [Table 16] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头清根自攻螺钉 C型(统一螺纹) [Table 16]
Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type C Thread Forming [Table 16]
57 II型十字槽沉头清根自攻螺钉 AB型 [Table 16] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头清根自攻螺钉 AB型 [Table 16]
Type II Cross Recessed Undercut Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table 16]
58 I型十字槽沉头精整自攻螺钉,B,BP型 [Table 17] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头精整自攻螺钉,B,BP型 [Table 17]
Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 17]
59 I型十字槽沉头精整自攻螺钉,C型(统一螺纹) [Table 17] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头精整自攻螺钉,C型(统一螺纹) [Table 17]
Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 17]
60 I型十字槽沉头精整自攻螺钉,AB型 [Table 17] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头精整自攻螺钉,AB型 [Table 17]
Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 17]
61 I型十字槽沉头精整自攻螺钉,A型 [Table 17] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽沉头精整自攻螺钉,A型 [Table 17]
Type I Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 17]
62 IA型十字槽沉头精整自攻螺钉 B,BP型 [Table 18] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型十字槽沉头精整自攻螺钉 B,BP型 [Table 18]
Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 18]
63 IA型十字槽沉头精整自攻螺钉 C型(统一螺纹) [Table 18] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型十字槽沉头精整自攻螺钉 C型(统一螺纹) [Table 18]
Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 18]
64 IA型十字槽沉头精整自攻螺钉 AB型 [Table 18] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型十字槽沉头精整自攻螺钉 AB型 [Table 18]
Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 18]
65 IA型十字槽沉头精整自攻螺钉 A型 [Table 18] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型十字槽沉头精整自攻螺钉 A型 [Table 18]
Type IA Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 18]
66 II型十字槽沉头精整自攻螺钉 B,BP型 [Table 19] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头精整自攻螺钉 B,BP型 [Table 19]
Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type B and BP Thread Forming [Table 19]
67 II型十字槽沉头精整自攻螺钉 C型(统一螺纹) [Table 19] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头精整自攻螺钉 C型(统一螺纹) [Table 19]
Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type C Thread Forming [Table 19]
68 II型十字槽沉头精整自攻螺钉 AB型 [Table 19] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头精整自攻螺钉 AB型 [Table 19]
Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type AB Thread Forming [Table 19]
69 II型十字槽沉头精整自攻螺钉 A型 [Table 19] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽沉头精整自攻螺钉 A型 [Table 19]
Type II Cross Recessed Flat Countersunk Trim Head Tapping Screws - Type A Thread Forming [Table 19]
70 I型十字槽100°沉头自攻螺钉 B,BP型 [Table VI2] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽100°沉头自攻螺钉 B,BP型 [Table VI2]
Type I Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI2]
71 I型十字槽100°沉头自攻螺钉 AB型 [Table VI2] [美标]
ASME B 18.6.4 - 1998 (R2005)
I型十字槽100°沉头自攻螺钉 AB型 [Table VI2]
Type I Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI2]
72 IA型米字槽100°沉头自攻螺钉 B,BP型 [Table VI3] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽100°沉头自攻螺钉 B,BP型 [Table VI3]
Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI3]
73 IA型米字槽100°沉头自攻螺钉 AB型 [Table VI3] [美标]
ASME B 18.6.4 - 1998 (R2005)
IA型米字槽100°沉头自攻螺钉 AB型 [Table VI3]
Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI3]
74 II型十字槽100°沉头自攻螺钉 B,BP型 [Table VI4] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽100°沉头自攻螺钉 B,BP型 [Table VI4]
Type II Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table VI4]
75 II型十字槽100°沉头自攻螺钉 AB型 [Table VI4] [美标]
ASME B 18.6.4 - 1998 (R2005)
II型十字槽100°沉头自攻螺钉 AB型 [Table VI4]
Type II Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI4]
76 十字槽沉头自攻螺钉 [深圳紧固件行业协会标准]
T/SZJGJ 001 (C) - 2024
十字槽沉头自攻螺钉
Cross Recessed Countersunk Head Tapping Screws
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