About us 
|
Business lines
|
Production and services
|
Press center
|
Production and services
- Cable, electrical, foam pipe
- Cables & wires
- Electro-technical equipment
- Insulated pipes
- Metal goods
- Infrastructural construction
Site plant
Images for the section
Latest news
24.01.2012
Cubicle switchboard “KRU-IE”, low voltage distribution switchgear “NKU SE IE” and one-side operated cabinets “KSO-IE” produced by INVENT-Electro have passed all qualification and certification tests and were certified for use at the facilities of the Federal Grid Company.
read more
read more
28.10.2011
The visit took place within the official trip of the management of the Russian Energy Agency (REA) to Kazan. The government of the Republic of Tatarstan and Russian Energy Agency signed a cooperation agreement which contemplates cooperation in the sphere of improvement of energy efficiency and innovative activities in...
read more
read more
4.10.2011
According to the results of annual research by rating agency Expert RA, INVENT group is in the list of the largest Russian companies
read more
read more
Cold-bent pipe branch
Cold-bent pipe branches of 219…1220 mm in diameter (d) (TS 1468-002-47206430-07)
Code as per OKP (All-Russian Classifier of Products): 14 6930
Purpose: for performance of bends of oil trunk pipelines and pump station process piping whereby treated oil, oil products are transported at work pressure of 14 Mpa (140 kgf/cm2).
D - outside diameter of branch ends "to metal" (with no corrosion-resistant coating)
S - wall thickness on branch ends "to metal" (with no corrosion-resistant coating)
R - bending radius (neutral line curvature radius);
α - bending angle (neutral line curvature angle);
A, B - factory lengths (from end faces to neutral lines intersection point).
Each bend loaded out the enterprise is accompanied by the document (bend certificate) certifying its quality.
Contacts:
81 Tetsevskaya st, Kazan, Republic of Tatarstan, 420051
Tel.: (843) 249-23-20
Fax: (843) 249-23-36
E-mail: its@inventunion.ru