Carriage bolt te .
K: Domed head san zawng san zawng .
K1: Square neck section a lu hnuai lam a san zawng .
DS: Shank diameter (a bolt-a thread nei lo) .
D: Bolt a threaded portion a nominal diameter .
B: A sei zawng chu threaded portion a ni.
L: Carriage bolt zawng zawng a sei zawng zawng .
S: Square neck zau zawng .
DK: Domed head diameter 100 a ni.
Thuhmahruai .
Carriage bolt (round head square neck bolt/ cup head square neck bolt/ Coach bolt/ DIN 603 bolt/ kart bolt tia hriat bawk) te chu domed head smooth tak leh square emaw knurled neck emaw hmangin an fastening a. A kawng chu mating hole-ah a inkhung a, chu chuan a inher loh nan a ti a, a sir lehlam atanga nut chu a tight laiin lu chu seat flush theih a ni. A tlangpuiin blunt-tipped, hammer-sset an ni a, thingah an hmang nasa hle a, thingah an hmang nasa hle a, thingah an hmang a, thingah an hmang a, thingah an hmang a, thingah an hmang a, - leh metal{{9} leh metal joint thenkhatah an hmang bawk.
Standards 1.1.
GB/T 12: Small Semi-Round lu square neck bolt
GB/T 14: semi-round lu square neck bolt .
DIN 603: Semi-round head square neck bolt lian tak tak nen a inang
Grade / class / size hrang hrang .
Carbon steel: Class 4.8, 5.8, 8.8, 10.9 a ni.
Stainless Steel: A2-70, A4-70, A4-80 (304 / 316 Stainless)
Alloy steel / galvanized steel hmanga rit taka hman theih-Duty hman
Size hrang hrang:
Metric: M5 – M20 (300mm thlenga sei)
Inch: 1/4" – 3/4" diameter (12" thlenga sei) a ni.
A chung lam enkawlna te .
Plain (mahni rawng) .
Zinc plated (blue/yellow/black) a ni.
Hot dip galvanized (HDG) a awm bawk.
Black Oxide 1000 a ni.
Nickel / Chrome plated a ni a, a man pawh a to hle.
Electropolished (stainless steel) .
A hman dan tur .
Thing hnathawh: beam-to-Post, decking, furniture
A sak dan: Steel leh concrete inzawmna, structural bracing .
Automotive/transport: frame, suspension, axle, leh leaf spring attachment te
Industrial machinery: plate dahna, veng, conveyor components te .
Agriculture/Equipment: Trailer, hmanrua, fencing
hot tags .: A rilru a buai em em a, a rilru a hah em em bawk a, a rilru a buai em em bawk a, a rilru a hah em em bawk a, a rilru a hah em em bawk a, a rilru a hah em em bawk a.
