Tube fittings
Tube fittings serve to connect tubes. This type of metalware includes: cylinder threaded connectors, cross fittings, couplings, bends, tube nipples, tee fittings, elbow fittings, flanges, threaded sleeves.
Cylinder threaded connectors.
Steel connectors, both zinc-coated and uncoated, with cylinder thread are manufactured per
GOST 8965-75
from tubes per
GOST 3262-75
è GOST
10704-91 .
Reducer cross fittings
Malleable iron reducer cross fittings with cylindrical thread are made in compliance wit
GOST
8944-75 .
Flexible couplings.
Malleable iron flexible couplings with cylindrical thread are made in compliance with
GOST 8944-75 .
Short radius bends.
Short radius bends are produced from tubes per
GOST 8731
, 8733 ,
550 ; -14-3-1652(5) , 14-31745(6) , 14-3-190(8) , 14-3-420(7) , 14-3-1128(9) in accordance with GOST
17380-01 .
Tubes nipples.
Steel tube nipples, both zinc-coated and uncoated, with cylinder thread are manufactured according to
GOST 8965-75
from tubes according to
GOST 3262-75
and
GOST
10704-91 .
Straight and reducing cross fittings.
Malleable iron straight and reducing cross fittings with cylindrical thread are made in compliance with
GOST 8944-75
.
Straight and reducing elbows.
Malleable iron straight and reducing elbows with cylindrical thread are made in compliance with
GOST 8944-75
.
Welded and butt—welded steel plane flanges.
Welded steel plane flanges are manufactured in accordance with
GOST
12816-80 .
Butt-welded steel plane flanges are manufactured in accordance with
GOST
12816-80 .
Threaded sleeves.
Malleable iron threaded sleeves with cylindrical thread are made in compliance with
GOST 8944-75
.
For more details see GOST norms & Technical Requirements section.