cold bending

cold bending

[′kōld ‚bend·iŋ]
(metallurgy)
The bending of metal rods, especially concrete-reinforcing rods, without heat.

cold bending, cold gagging

The bending of metal without the application of heat, as the bending of metal pipe.
References in periodicals archive ?
The minimum cold bending radius for SDR 11 pipe is 25 pipe diameters.
In practice, it turns out that wall thinning during stabilizer bar cold bending rarely influences the strength of the radial area in view of a simultaneous work hardening of the pipe material.
Through extensive research, development and test facilities the company offers in-depth services ranging from information on cutting, cold bending and welding, to intelligent use of products to reduce manufacturing costs.
In most cases, the necessary low temperature flexibility is assured, if a low temperature requirement of -40[degrees]C can be passed in the cold bending test.
UV 3/16-20 can be installed by cold bending, which Bayer says makes it a prime solution for tunnel vaults and window rows.
But the author warns that cold bending may break the bar, especially if ambient temperatures are low, and recommends preheating to 1,100 to 1,200 F before bending.
The new, easy-to-use RIDGID Manual Hydraulic Benders--available in 3/8-to-2-inch capacity (Model HB382) and 3/8-to 3-inch capacity (Model HB383)--are designed for precise cold bending of standard gas pipe (DIN 2440), black steel schedule 40 (ASTM A53) pipe and stainless steel schedule 40 pipe.
It is a workplace equipped by an automatic bending machine with medium frequency heating of the bent material; it is possible to use it for cold bending also.
The new machinery is probably the largest cold bending, three roll section bender ever made.
Bendco's pipe bending capabilities include structural bending through 36-inch wide flange, cold bending 1/4-through 14-inch and inducing bending 1-through 36-inch pipe.
Inglewood artist Gale McCall favors cold bending and welding.
Tenders are invited for Preparation of IBR quality HP tube U Shape bends by cold bending method at ATPS Chachai as per schedule