M16*90bolts

1,  steel stud is generally used for connections between the two connections; pitch M8=1.25 M10=1.5 M12=1.75 M16=2..... Are metric thread 

stud is generally used for cast iron and steel connectors are connected the connection between the pieces; bm = 2d studs are generally used for aluminum alloy and steel parts are connected by the connection between the connectors. Former connections with the internal thread hole, the latter with a through-hole connectors.

 2, and so long threaded stud is required at both ends with nuts, washers cooperate with a hole for the two parts are connected. Welding stud is connected at one end welded to the surface and the other end (threaded end) through the hole to be connected with parts, then put washers, screw on the nut, so that the two parts are connected into a connected whole.

3, weld stud is connected at one end welded to the surface and the other end (threaded end) through the hole to be connected with the piece, and then put washer, screw on the nut, so that the two are connected as a whole joints .

Time: 2011.8.28
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