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十字槽扁圓頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表6] JIS B 1122 (AAT6) - 1996

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選擇規格尺寸點擊↓

2.5

3.5

4.5

尺寸單位: mm

日標JIS B1122 (AAT6) - 1996 JIS1122 1122JI 十字槽扁圓頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表6]

在線制圖

JIS B 1122 (AAT6) - 1996 十字槽扁圓頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表6]

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單重計算公差

螺紋尺寸
d

2 ^①

2.5 ^①

3.5

4.5

d_k	最大值=公稱
	最小值
k	公稱
	最大值
	最小值
R	≈
r	最大值
槽號
m	H型	參考值
深度	H型	最小值
		最大值

4.2	5.5	6.4	7.4	8.5	9.5	10.6	12.5
3.8	5.1	5.9	6.9	8	9	10	11.8
1.5	2.0	2.55	2.6	2.7	3.05	3.4	4.1
1.6	2.1	2.35	2.75	2.85	3.2	3.55	4.3
1.4	1.9	2.3	2.45	2.55	2.9	3.25	3.9
2.2	2.9	3.4	3.9	4.6	5.1	5.7	6.7
0.3	0.3	0.4	0.4	0.5	0.5	0.6	0.7
1	1	2	2	2	2	2	3
2.2	2.6	3.8	3.9	4.1	4.5	4.9	6.3
1.01	1.42	1.63	1.73	1.93	2.33	2.73	2.86
0.63	1.00	1.06	1.16	1.35	1.74	2.14	2.26

螺紋型式(class)

①,直徑2mm和2.5mm不適用于 1型（class 1）
②,Class 1~Class 4 螺紋型式參見標準 JIS B 1007
③,產品形狀和尺寸與國際標準（ISO 7049~ISO 7051）不同，將來不再使用。

替代列表

JIS B 1122AAT6 - 1996 JIS B 1122JA8 - 2015

同版本產品組 (9)

JIS B 1122 (AAT4) - 1996

十字槽大扁頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表4]

供應商(4)

JIS B 1122 (AAT3) - 1996

十字槽半沉頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表3]

JIS B 1122 (AT3) - 1996

十字槽半沉頭自攻釘 [表3]

JIS B 1122 (AAT2) - 1996

十字槽沉頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表2]

JIS B 1122 (AT2) - 1996

十字槽沉頭自攻釘 [表2]

JIS B 1122 (AAT5) - 1996

十字槽矮圓柱頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表5]

JIS B 1122 (AT1) - 1996

十字槽盤頭自攻釘 [表1]

JIS B 1122 (AAT1) - 1996

十字槽盤頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表1]

JIS B 1122 (AAT6) - 1996

十字槽扁圓頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表6]

引用參考 (5)

GB /T 3098.25 - 2020

緊固件機械性能不銹鋼和鎳合金緊固件選用指南

GB /T 5267.1 - 2002

鍍鋅、鍍鎳、鍍鎘、復合鍍等層鍍層鹽霧腐蝕的防護性能

非合金鋼和低合金鋼和鑄鋼的硬度值轉換表

注：技術數據僅供參考，請以官方原件為準！

類似標準及供貨信息 (100)

1	[國標] GB /T 845 - 2017	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws 供應商(9)
2	[國標] GB /T 845 - 1985	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws 供應商(9)
3	[國標] GB 845 - 1976	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Self-tapping Screws 供應商(9)
4	[德標] DIN 968 - 2008	十字槽盤頭帶介自攻釘 Cross Recessed Pan Head Tapping Screws with Collar 供應商(3)
5	[德標] DIN 968 - 2002	十字槽盤頭凸緣（華司）自攻釘 Cross Recessed Pan Head Tapping Screws with Collar 供應商(3)
6	[德標] DIN 968 - 1994	十字槽圓頭帶介自攻釘 Cross Recessed Pan Head Tapping Screws with Collar 供應商(3)
7	[德標] DIN 7981 - 1990	十字槽盤頭自攻釘 Cross Recessed Pan Head Tapping Screws 供應商(3)
8	[國際] ISO 7049 - 2011	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws 供應商(1)
9	[國際] ISO 7049 - 1983	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws 供應商(1)
10	[日標] JIS B 1122 (JA6) - 2015	十字槽大扁頭自攻釘 - 螺紋型式：Class 1~Class 4 Cross Recessed Truss Head Tapping Screws - Threaded Portion are of Class 1 to 4 供應商(4)
11	[日標] JIS B 1122 (AAT4) - 1996	十字槽大扁頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表4] Cross Recessed Truss Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 4] 供應商(4)
12	[日標] JIS B 1122 (T3) - 2015	十字槽盤頭自攻釘 Cross Recessed Pan Head Tapping Screws
13	[日標] JIS B 1122 (JA3) - 2015	十字槽盤頭自攻釘 - 螺紋型式：Class 1~Class 4 Cross Recessed Pan Head Tapping Screws - Threaded Portion are of Class 1 to 4
14	[日標] JIS B 1122 (JA7) - 2015	十字槽矮圓柱頭自攻釘 - 螺紋型式：Class 1~Class 4 Cross Recessed Cheese Head Tapping Screws - Threaded Portion are of Class 1 to 4
15	[日標] JIS B 1122 (JA8) - 2015	十字槽扁圓頭自攻釘 - 螺紋型式：Class 1~Class 4 Cross Recessed Brazier Head Tapping Screws - Threaded Portion are of Class 1 to 4
16	[日標] JIS B 1122 (AAT5) - 1996	十字槽矮圓柱頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表5] Cross Recessed Cheese Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 5]
17	[日標] JIS B 1122 (AT1) - 1996	十字槽盤頭自攻釘 [表1] Cross Recessed Pan Head Tapping Screws [Table 1]
18	[日標] JIS B 1122 (AAT1) - 1996	十字槽盤頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表1] Cross Recessed Pan Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 1]
19	[汽標代號] Q 271	十字槽盤頭自攻釘C型 Cross Recessed Pan Head Tapping Screws - Type C
20	[汽標代號] Q 272	十字槽盤頭平尾自攻釘F型 Cross Recessed Round Head Tapping Screws - Type F
21	[汽標代號] Q 273	十字槽大半圓頭自攻釘 Cross Recessed Round Head Tapping Screws
22	[美標] ASME/ANSI B 18.6.3 - 2010	十字槽盤頭自攻釘 Machine Screw and Tapping Screw Nuts (Inch Seires)
23	[美標] ASME/ANSI B 18.6.3 - 2010	十字槽球面圓柱頭自攻釘 Machine Screw and Tapping Screw Nuts (Inch Seires)
24	[意大利] UNI 10227 - 1993	塑料用米制十字槽盤頭螺釘 Recessed Raised Cheese (fillister) Thread Forming Screws for Plastic Materials (Metric Series）
25	[意大利] UNI 6954	十字槽盤頭自攻釘 Cross Recessed Pan Head Tapping Screws
26	[法國] NF E 25-658 - 1994	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws
27	[法國] NF E 25-659 - 1984	十字槽盤頭帶介自攻釘 C型 F型 Cross Recessed Pan Head Tapping Screws with Collar - Type C and F
28	[英標] BS 4174 - 1972	米字槽扁頭凸緣（華司）自攻釘 [Table 19] Corss Recessed Flange Head Self-Tapping Screws [Table 19]
29	[英標] BS 4174 - 1972	米字槽盤頭自攻釘 [Table 17] Cross Recess Pan Head Self-tapping Screws [Table 17]
30	[澳標] AS /NZS 4406 - 1996	米制十字槽盤頭自攻螺釘 ISO Metric Cross Recessed Pan Head Tapping Screws
31	[原電子工業部] SJ 2821 - 1987	十字槽盤頭自攻釘 Cross Recessed Pan Head Self-tapping Screws
32	[原電子工業部] SJ 2823 - 1987	十字槽扁圓頭自攻釘
33	[原電子工業部] SJ 2500 - 1984	十字槽大扁圓頭自攻釘（ST 2.2~ST 6.3）
34	[原電子工業部] SJ 2501 - 1984	十字槽盤頭帶墊自攻釘 Cross Recessed Pan Head Tapping Screws with Collar
35	[原電子工業部] SJ 2502 - 1984	十字槽盤頭普通螺紋自攻螺釘
36	[原電子工業部] SJ 2504 - 1984	十字槽扁圓頭普通螺紋自攻螺釘 Cross Recessed Oblate Head Tapping Screws with Common Screw-Thread
37	[原電子工業部] SJ 2824 - 1984	十字槽大扁頭自攻釘（ST 2.5~ST 6）
38	[臺灣] CNS 4305 - 2000	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws
39	[韓標] KS B 1032 - 2016 (R2021)	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws
40	[韓標] KS B 1032 - 2001	十字槽盤頭自攻螺釘 Cross Recessed Pan Head Tapping Screws
41	[標準] YJT 4024	塑料用十字槽圓頭帶介自攻螺釘 [PT] [原YJT WN5411] Round Washer Head with Type H or Type Z Cross Recess Self-tapping Screw [PT] [Previously YJT WN5411] 供應商(1)
42	[標準] YJT 4054	十字槽圓頭帶介自攻螺釘 [PT] Cross Recessed Pan Head Tapping Screws with Collar [PT] 供應商(1)
43	[標準] YJT 4055	十字槽圓頭帶介自攻螺釘 [PT] Cross Recessed Pan Head Tapping Screws with Collar [PT] 供應商(1)
44	[標準] YJT 4056	十字槽盤頭自攻螺釘 [PT] Cross Recessed Pan Head Tapping Screws [PT] 供應商(1)
45	[標準] YJT 4057	十字槽盤頭自攻螺釘 [PT] Cross Recessed Pan Head Tapping Screws [PT] 供應商(1)
46	[德標] DIN EN ISO 7049 - 2011	十字槽盤頭自攻釘 Cross-recessed Pan Head Tapping Screws 供應商(3)
47	[汽標] QC /T 602 - 1999	十字槽大半圓頭自攻釘 Cross Recessed Round Head Tapping Screws
48	[美標] ASME B 18.6.3 (H5B-I/H5C-IA+T1A) - 2024	十字槽盤頭 AB ABR自攻螺釘 Type I Cross Recessed Pan Head Tapping Screws - Type AB and ABR
49	[美標] ASME B 18.6.3 (H6B-I/H6B-IA+T1A) - 2024	十字槽球面圓柱頭 AB ABR自攻螺釘 Cross Recessed Raised Cheese Head Tapping Screws - Type AB and ABR
50	[美標] ASME B 18.6.3 (H7B-I/H7B-IA+T1A) - 2024	十字槽大扁頭 AB ABR自攻螺釘 Cross Recessed Mushroom Head Tapping Screws - Type AB and ABR
51	[美標] ASME B 18.6.3 (H11B-I/H11B-IA+T1A) - 2024	十字槽圓頭 AB ABR自攻螺釘 Cross Recessed Round Head Tapping Screws - Type AB and ABR
52	[美標] ASME B 18.6.3 (H12B-I+T1A) - 2024	十字槽圓頭凸緣 AB ABR自攻螺釘 Cross Recessed Round Head Tapping Screws with Collar - Type AB and ABR
53	[美標] ASME B 18.6.3 (T18-I/T19-IA+T40) - 2013	十字槽盤頭 AB ABR自攻螺釘 Type I Cross Recessed Pan Head Tapping Screws - Type AB and ABR
54	[美標] ASME B 18.6.3 (T22-I/T22-IA+T40) - 2013	十字槽球面圓柱頭 AB ABR自攻螺釘 Cross Recessed Raised Cheese Head Tapping Screws - Type AB and ABR
55	[美標] ASME B 18.6.3 (T25-I/T25-IA+T40) - 2013	十字槽大扁頭 AB ABR自攻螺釘 Cross Recessed Mushroom Head Tapping Screws - Type AB and ABR
56	[美標] ASME B 18.6.3 (T36-I/T36-IA+T40) - 2013	十字槽圓頭 AB ABR自攻螺釘 Cross Recessed Round Head Tapping Screws - Type AB and ABR
57	[美標] ASME B 18.6.3 (T39-I+T40) - 2013	十字槽圓頭凸緣 AB ABR自攻螺釘 Cross Recessed Round Head Tapping Screws with Collar - Type AB and ABR
58	[美標] ASME B 18.6.5M (T18) - 2000 (R2010)	米制米字槽盤頭自攻螺釘 [Table 18] Metric Type IA Cross-Recessed Pan Head Tapping Screws [Table 18]
59	[美標] ASME B 18.6.5M (T17) - 2000 (R2010)	米制十字槽盤頭自攻螺釘 [Table 17] Metric Cross Recessed Pan Head Tapping Screws [Table 17]
60	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽盤頭自攻螺釘 B,BP型 [Table 32] Type I Cross Recessed Pan Head Tapping Screws - Type B and BP Thread Forming [Table 32]
61	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽盤頭自攻螺釘 C型 [Table 32] Type I Cross Recessed Pan Head Tapping Screws - Type C Thread Forming [Table 32]
62	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽盤頭自攻螺釘 AB型 [Table 32] Type I Cross Recessed Pan Head Tapping Screws - Type AB Thread Forming [Table 32]
63	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽盤頭自攻螺釘 A型 [Table 32] Type I Cross Recessed Pan Head Tapping Screws - Type A Thread Forming [Table 32]
64	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽盤頭自攻螺釘 B,BP型 [Table 33] Type IA Cross Recessed Pan Head Tapping Screws - Type B and BP Thread Forming [Table 33]
65	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽盤頭自攻螺釘 C型(統一螺紋) [Table 33] Type IA Cross Recessed Pan Head Tapping Screws - Type C Thread Forming [Table 33]
66	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽盤頭自攻螺釘 AB型 [Table 33] Type IA Cross Recessed Pan Head Tapping Screws - Type AB Thread Forming [Table 33]
67	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽盤頭自攻螺釘 A型 [Table 33] Type IA Cross Recessed Pan Head Tapping Screws - Type A Thread Forming [Table 33]
68	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽盤頭自攻螺釘 B,BP型 [Table 34] Type II Cross Recessed Pan Head Tapping Screws - Type B and BP Thread Forming [Table 34]
69	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽盤頭自攻螺釘 C型(統一螺紋) [Table 34] Type II Cross Recessed Pan Head Tapping Screws - Type C Thread Forming [Table 34]
70	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽盤頭自攻螺釘 AB型 [Table 34] Type II Cross Recessed Pan Head Tapping Screws - Type AB Thread Forming [Table 34]
71	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽盤頭自攻螺釘 A型 [Table 34] Type II Cross Recessed Pan Head Tapping Screws - Type A Thread Forming [Table 34]
72	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽圓柱頭自攻螺釘 B,BP型 [Table 36] Type I Cross Recessed Fillister Head Tapping Screws - Type B and BP Thread Forming [Table 36]
73	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽圓柱頭自攻螺釘 C型(統一螺紋) [Table 36] Type I Cross Recessed Fillister Head Tapping Screws - Type C Thread Forming [Table 36]
74	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽圓柱頭自攻螺釘 AB型 [Table 36] Type I Cross Recessed Fillister Head Tapping Screws - Type AB Thread Forming [Table 36]
75	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽圓柱頭自攻螺釘 A型 [Table 36] Type I Cross Recessed Fillister Head Tapping Screws - Type A Thread Forming [Table 36]
76	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽圓柱頭自攻螺釘 B,BP型 [Table 37] Type IA Cross Recessed Fillister Head Tapping Screws - Type B and BP Thread Forming [Table 37]
77	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽圓柱頭自攻螺釘 C型(統一螺紋) [Table 37] Type IA Cross Recessed Fillister Head Tapping Screws - Type C Thread Forming [Table 37]
78	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽圓柱頭自攻螺釘 AB型 [Table 37] Type IA Cross Recessed Fillister Head Tapping Screws - Type AB Thread Forming [Table 37]
79	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽圓柱頭自攻螺釘 A型 [Table 37] Type IA Cross Recessed Fillister Head Tapping Screws - Type A Thread Forming [Table 37]
80	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽圓柱頭自攻螺釘 B,BP型 [Table 38] Type II Cross Recessed Fillister Head Tapping Screws - Type B and BP Thread Forming [Table 38]
81	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽圓柱頭自攻螺釘 C型(統一螺紋) [Table 38] Type II Cross Recessed Fillister Head Tapping Screws - Type C Thread Forming [Table 38]
82	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽圓柱頭自攻螺釘 AB型 [Table 38] Type II Cross Recessed Fillister Head Tapping Screws - Type AB Thread Forming [Table 38]
83	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽圓柱頭自攻螺釘 A型 [Table 38] Type II Cross Recessed Fillister Head Tapping Screws - Type A Thread Forming [Table 38]
84	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽大扁頭自攻螺釘 B,BP型 [Table F2] Type I Cross Recessed Truss Head Tapping Screws - Type B and BP Thread Forming [Table F2]
85	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽大扁頭自攻螺釘 C型(統一螺紋) [Table F2] Type I Cross Recessed Truss Head Tapping Screws - Type C Thread Forming [Table F2]
86	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽大扁頭自攻螺釘 AB型 [Table F2] Type I Cross Recessed Truss Head Tapping Screws - Type AB Thread Forming [Table F2]
87	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽大扁頭自攻螺釘 A型 [Table F2] Type I Cross Recessed Truss Head Tapping Screws - Type A Thread Forming [Table F2]
88	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽大扁頭自攻螺釘 B,BP型 [Table F3] Type IA Cross Recessed Truss Head Tapping Screws - Type B and BP Thread Forming [Table F3]
89	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽大扁頭自攻螺釘 C型(統一螺紋) [Table F3] Type IA Cross Recessed Truss Head Tapping Screws - Type C Thread Forming [Table F3]
90	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽大扁頭自攻螺釘 AB型 [Table F3] Type IA Cross Recessed Truss Head Tapping Screws - Type AB Thread Forming [Table F3]
91	[美標] ASME B 18.6.4 - 1998 (R2005)	IA型米字槽大扁頭自攻螺釘 A型 [Table F3] Type IA Cross Recessed Truss Head Tapping Screws - Type A Thread Forming [Table F3]
92	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽大扁頭自攻螺釘 B,BP型 [Table F4] Type II Cross Recessed Truss Head Tapping Screws - Type B and BP Thread Forming [Table F4]
93	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽大扁頭自攻螺釘 C型(統一螺紋) [Table F4] Type II Cross Recessed Truss Head Tapping Screws - Type C Thread Forming [Table F4]
94	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽大扁頭自攻螺釘 AB型 [Table F4] Type II Cross Recessed Truss Head Tapping Screws - Type AB Thread Forming [Table F4]
95	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽大扁頭自攻螺釘 A型 [Table F4] Type II Cross Recessed Truss Head Tapping Screws - Type A Thread Forming [Table F4]
96	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽盤頭自攻螺釘 B,BP型 [Table G2] Type I Cross Recessed Round Head Tapping Screws - Type B and BP Thread Forming [Table G2]
97	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽盤頭自攻螺釘 C型(統一螺紋) [Table G2] Type I Cross Recessed Round Head Tapping Screws - Type C Thread Forming [Table G2]
98	[美標] ASME B 18.6.4 - 1998 (R2005)	I型十字槽盤頭自攻螺釘 A型 [Table G2] Type I Cross Recessed Round Head Tapping Screws - Type A Thread Forming [Table G2]
99	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽盤頭自攻螺釘 B,BP型 [Table G3] Type II Cross Recessed Round Head Tapping Screws - Type B and BP Thread Forming [Table G3]
100	[美標] ASME B 18.6.4 - 1998 (R2005)	II型十字槽盤頭自攻螺釘 C型(統一螺紋) [Table G3] Type II Cross Recessed Round Head Tapping Screws - Type C Thread Forming [Table G3]

標準編號 / Standard Code： JIS B 1122 (AAT6) - 1996
中文名稱 / Chinese Name： 十字槽扁圓頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表6]
英文名稱 / English Name： Cross Recessed Brazier Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 6]
數據來源 / Data Source： 易緊通 YJT Fastener Database（164580.com）
中文頁面 / Chinese Page： 查看中文頁面
English Page： View English Page

Data Source: YJT Fastener Database (164580.com)
Standard: JIS B 1122 (AAT6) - 1996
Chinese Name: 十字槽扁圓頭自攻釘 - 螺紋型式：Class 1~Class 4 [附表6]
English Name: Cross Recessed Brazier Head Tapping Screws - Threaded Portion are of Class 1 to 4 [Annex Attached Table 6]
Chinese URL: Chinese Source Page
English URL: English Source Page
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