UAB “Vera Stella”
Akmenės g.31 LT-97129, Kretinga
Tel. +370 445 55233
Email info@verastella.lt

FASTENING ITEMS

GOST

Studs for flanged connections with medium temperature from 0° to +650°C

Type A and B. Design and dimension by GOST 9066-75.

Working temperature:

Steel mark 35 - from 0° to +400°C;

Steel mark 40X - from 0° to +425°C;

Pressure nominal:

Category of steel III (steel marks 35,45)  - up to 10,0 MPa, class of product quality: 2,3,4,5.

Category of steel IV (steel marks 35X, 40X,30XMA,25X1MF)- up to 20,0 MPa, class of product quality: 2,3,4,5.

Basic dimensions: M10x26...250mm, M12x45...500mm, M14x45...5200mm, M16x45...500mm, M18x50...50mm, M20x50...500mm, M22x60...500mm, M24x60...500mm, M27x70...500mm, M30x70...500mm, M33x80...500mm, M36x100...500mm, M42x120...500mm, M48x120...500mm, M56x180...500mm.

 

Nuts for flange connections with medium temperature from 0° to +650°C.

Type A. Design and dimension by  GOST 9064-75.

 

Washers for flanged connections with medium temperature from 0° to +650°C.

Design and dimension by GOST 9065-75.

 

Studs for flanged connections with lens-shaped seals for PN 10-100 MPa
Product grade A and B. Design and dimension by GOST 10494-80.

 

Hexagonal nuts for flanged connections for Pn 10-100 MPa.

Design and dimension by GOST 10495-80.

Basic dimensions:

М10, М12, М14, М16, М18, М20, М22, М24, М27, М30,М33, М36, М42, М48, М56.

 

Hexagon bolts, product grade B .

Type 1, 2, 3, 4. Design and dimension by GOST 7798-70.

Hexagon nuts, product grade B.

Type 1, 2, 3. Design and dimension  by GOST 5915-70.

Available materials of studs, nuts, bolts: steel 25, 35, 35Х, 40Х, 09Г2С, 14Х17Н2, 15ХМ, 20Х13, 20ХН3А, 38ХС, 40ХМФА, 30ХМА, 25Х1МФ, 25Х2М1Ф, 12Х18Н10Т, 10Х17Н13М2Т, 10Х11Н23Т3МР, 18Х12ВМБФР, 20Х1М1Ф1ТР, 45Х14Н14В2М

Other available manufacturing standards of studs: GOST 22032-76, GOST 22034-76, GOST 22036-76, GOST 11447-80, GOST 22042-76, GOST 22043-76.

Other available manufacturing standards of bolts :GOST 7805-70, GOST 7796-70, GOST 7786-81.

Other available manufacturing standards of nuts:  GOST 5918-73, GOST5916-70, GOST 5927-70, GOST 10605-94.

Other available manufacturing standards of washers: GOST11371-78, GOST 9649-78, GOST 6958-78, GOST 6402-70, GOST 13463-77, GOST 10450-78.

 

DIN Screw bolts with anti-fatigue shaft acc.to DIN 2510

 

Shape L with long thread up to M52

Size: M12-M52

Materials: Heat-resistant - 1.1181, 1.7218, 1.7225, 1.7709, 1.4923, 1.4986, 1.4980

Tough at subzero temperature - 1.7218, 1.5680, 1.7225

Corrosionfree - 1.4301, 1.4541, 1.4571 (up to M39)

ASTM - A193 size B7, A193 size B16, A320 size L7

 

Shape Z with long thread up to M56
Size: M12-M56

Materials: Heat-resistant - 1.1181, 1.7218, 1.7225, 1.7709, 1.4923, 1.4986, 1.4980

Tough at subzero temperature - 1.7218, 1.5680, 1.7225

Corrosionfree - 1.4301, 1.4541, 1.4571 (up to M39) ASTM - A193 size B7, A193 size B16, A320 size L7

 

Shape K with short thread up to M56

Size: M12-M56

Materials: Heat-resistant - 1.1181, 1.7218, 1.7225, 1.7709,1.4923, 1.4986, 1.4980

Tough at subzero temperature - 1.7218, 1.5680, 1.7225

Corrosionfree - 1.4301, 1.4541, 1.4571 (up to M39)

ASTM - A193 size B7, A193 size B16, A320 size L7

 

Shape ZU with long thread and spacer stud

Shape KU with short thread and spacer stud (only for pairing with

capped nuts at both ends) up to M56

Size: M12-M56

Materials: Heat-resistant - 1.1181, 1.7218, 1.7225, 1.7709, 1.4923, 1.4986, 1.4980

Tough at subzero temperature - 1.7218, 1.5680, 1.7225
Corrosionfree - 1.4301, 1.4541, 1.4571 (up to M39)
ASTM - A193 size B7, A193 size B16, A320 size L7

Hexagon nuts acc. to DIN 2510

Shape NF standard shape up to M56

Size: M12-M56

Materials: Heat resistant- 1.1181, 1.7218, 1.7225 (up to M36), 1.7709, 1.4923, 1.4980, 1.4986

Tough at subzero temperature - 1.7218, 1.5680, 1.7225 (up to M36)

Corrosionfree - 1.4301, 1.4541, 1.4571 (up to M39)

Shape TF for internal centre with resilient sleeve shape D acc. to DIN 2510 sheet 7 up to M56

Size: M12-M56

Materials: Heat resistant- 1.1181, 1.7218, 1.7225 (up to M36), 1.7709, 1.4923, 1.4980, 1.4986

Tough at subzero temperature - 1.7218, 1.7219, 1.5680, 1.7225 (up to M36)

Corrosionfree - 1.4301, 1.4541, 1.4571 (up to M39)

* Other standards - on request.

ANSI Stud Bolts to ANSI