flat round washers for high-strength structure bolting
4
plain washers for metric bolts, screws and nuts for general purposes - small, product grade a
5
iso metric hexagon nuts, style 1 - product grades a and b
6
hexagon nuts (unc and unf threads）
7
high-strength steel bolts
8
high-strength steel nuts
9
flat round washers for high-strength structure bolting
10
iso metric slotted raised countersunk head screws [table 2]
11
iso metric slotted countersunk head screws [table 1]
12
iso metric hot-dip galvanized hexagon bolts for tower construction
13
iso metric hot-dip galvanized washers for tower construction
14
spring washers
15
iso metric hexagon head screws - product grade c
16
iso metric hexagon nuts - product grade c
17
等效标准:iso4762-1997,din912-1983,jisb1176-1988,gb/t70.1-2000,ansib18.3.1m-1982,ansib18.3.1m-1993,jb/zq4352-2006,jisb1176-2006,uni5931,iso4762-2004,bs4168-1-1981,gb/t70-1985,jb/zq4725-2006,asmeb18.3.1m-1987,nfe25-125-2004
iso metric hexagon socket head cap screws
18
railway track material - fishbolts
19
plain washers for metric bolts, screws and nuts for general purposes - normal, product grade a and c
20
plain washers for metric bolts, screws and nuts for general purposes - large, product grade a and c
