国产亚洲一区二区福利精彩观看_日韩欧美国产精选视频_国内精品视频在线观看_色播视频在线观看免费_国产九九精品在线_亚洲成av人天堂无码_国产精品1000十八以下禁止观看_少妇无码一晚四次_日本成天堂在线电影播放_国产美女高潮抽搐白浆免费

Products
Inside hexagonal bolt
Details
Standard
Normal diameter
Normal Length (mm)
S (mm)
H (mm)
Accuracy of thread
Material
Performance degree
GB/T 5782
M6~M64
30~500
10~95
4~40
6g
Steel
or Stainless steel
8.8, 10.9, A2-50, A2-70,
or according to agreement
GB/T 5783
12~200
GB/T 5785
M8×1~ M56×4
40~500
13~95
5.3~40
GB/T 5786
16~500
GB/T 1228
M12~M30
35~260
21~50
7.5~18.7
Steel
8.8S, 10.9S
SH 3404
M10~M48×3
40~480
18~75
6.4~30
Steel
or Stainless steel
According to standard
HG 20613
M10~M56×4
32~500
16~85
6.4~35
8.8,
A2-50, A2-70
HG 20634
M14~M33
60~320
21~50
8.8~21
HGJ 75
M10~M27
45~260
16~41
6.4~17
DL 439
According to the design requirement of power plant
According to standard