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Gost 17378 - Reducers

This standard applies to seamless welded concentric and eccentric transitions made of carbon and low alloy steel with technical requirements in accordance with GOST 17380-2003, designed to connect pipes of two different pipeline diameters.

Pressure
Ru up to 16 MPa (160 kgf/cm²)
Temperature
from -70°С to +450°С
Material
steel 20, 09g2S, 10G2
Dimensions
outer diameter Dy from 38 to 530 mm, wall thickness from 2.0 to 26 mm. By agreement with the customer, it is possible to supply transitions from other steel grades (including 12x18H10T, 10X17H13M2T, 15X5M) with geometry in accordance with GOST 17378-2001.