References in periodicals archive ?
The purpose of the article is to study the influence of cracks on the stress concentration in butt-welding and corner-welding joints.
The centre-piece of the investment is a butt-welding machine capable of manufacturing HDPE and HPPE fittings from 355 - 630mm in diameter, complementing Plasflow's existing capabilities.
But this exemption has been opposed by the EU Defence Committee of the Steel Butt-Welding Fittings Industry, which has claimed that Benkan was actually dumping tubes and pipe-fittings on the European market.
The butt-welding fixture held both the lower and upper plates and was mounted on the pneumatically driven lifting table.
Introducing a butt-welding system with capability for vertical (i.
A fully automatic system for thermally butt-welding all four corners of a PVC window frame simultaneously was shown by Technoplast International, Corrales, N.