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LIVRAM DIN STOC SAU LA COMANDA, ORGANE DE ASAMBLARE INOX A2 SI A4, PREZOANE MATERIAL 21CrMoV5-7, ASTM A320 Gr.L7, ASTM A193 Gr. B7 SI PIULITE MATERIAL 25CrMo4, ASTM A194 Gr. 7, ASTM A194 Gr. 2H ! EXECUTAM IN COLABORARE ORGANE DE ASAMBLARE SPECIALE CONFORM DOCUMENTATIE CLIENT.               NOU! Magazin online ORGANE DE ASAMBLARE DIN INOX !!!      

Organe de Asamblare cu Filete in INCH
ORGANE DE ASAMBLARE pentru industria petrochimica si navala


Prezoane dublu filetate :

  • Oteluri carbon / mediu aliate : B7, L7, B16, B7M, L7M ;
  • Inox : B8, B8M ;

Prezoane complet filetate :

  • Oteluri carbon / mediu aliate : B7, B7M, L7, L7M, L43, B16 ;
  • Inox : B8 CL. 1&2, B8M CL. 1&2, B8T, B8C ;

Suruburi si bolturi hexagonale :

  • Oteluri carbon / mediu aliate : A307B, B7, L7, B16 ;
  • Inox : B8, B8M, B8T ;

Piulite hexagonale :

  • Oteluri carbon / mediu aliate : gr. 2H, 2HM, 3, 4, 7, 7M ;
  • Inox : grupele 8, 8M ;

Saibe :   

  • Oteluri carbon / mediu aliate
  • Inox : AISI 304, AISI 316

 

Materiale utilizate

  • Otel aliat (170ksi – 36-43 Rc) ;
  • ASTM A 193 B7, L7, B16, B8 (inox AISI 304), B8M (inox AISI 316) ;
  • ASTM A 437, B4B ;
  • ASTM A 453, 660 A&B ;
  • Inox AISI 422 ;

 

Piulite hexagonale – marcaj si proprietati mecanice 

Marcaj de identificare a gradului

Specificatie

Material

Dimensiuni
disponibile

Proof Load Stress, ksi

Hardness Rockwell

Min

Max

ASTM A194 - Grade 2

ASTM A194 Grad 2

Otel carbon

¼’’ - 4’’

150

159

352

ASTM A194 - Grade 2H

ASTM
A194 Grad 2H

Otel carbon , calit si revenit

¼’’ - 4’’

175

C24

C38

ASTM A194 - Grade 2HM

ASTM A194 Grad 2HM

Otel carbon, Calit si revenit

¼’’ - 4’’

150

159

237

ASTM A194 - Grade 4

ASTM A194 Grad 4

Otel slab/mediu aliat, calit si revenit

¼’’ - 4’’

175

C24

C38

ASTM A194 - Grade 7

ASTM A194 Grad 7

Otel slab/mediu aliat, calit si revenit

¼’’ - 4’’

175

C24

C38

ASTM A194 - Grade 7M

ASTM A194 Grad 7M

Otel slab/mediu aliat, calit si revenit

¼’’ - 4’’

150

159

237

ASTM A194 - Grade 8

ASTM A194 Grad 8

Inox AISI 304

¼’’ - 4’’

80

126

300

ASTM A194 - Grade 8M

ASTM A194 Grad 8M

Inox AISI 316

¼’’ - 4’’

80

126

300

 

Suruburi si prezoane

Grupa

B7

Otel mediu aliat, AISI 4140/4142, calit si reveni

B8

Clasa 1 inox, AISI 304

B8M

Clasa 1 inox, AISI 316

B8

Clasa 2 inox, AISI 304, durificat

B8M

Clasa 2 inox, AISI 316, durificat


Proprietati mecanice

Grupa

Dimensiune

Tensile ksi, min

Yield, ksi, min

Elong, %, min

RA % min

B7

pana la 2 ½’’

125

105

16

50

de la 2 ⅝’’  – 4’’

115

95

16

50

4 ⅛’’ - 7’’

100

75

18

50

B8 Clasa 1

Toate

75

30

30

50

B8M Clasa 1

Toate

75

30

30

50

B8 Clasa 2

pana la ¾’’

125

100

12

35

⅞’’ - 1’’

115

80

15

35

1 ⅛’’ – 1 ¼’’

105

65

20

35

1 ⅜’’ – 1 ½’’

100

50

28

45

B8M Clasa 2

pana la ¾’’

110

95

15

45

⅞’’ - 1’’

100

80

20

45

1 ⅛’’ – 1 ¼’’

95

65

25

45

1 ⅜’’ – 1 ½’’

90

50

30

45