Gestra Bellow Sealed Globe Valve GAV 63F-T, GAV 64F-T, GAV 65F-T, GAV 66F-T and GAV 63F, GAV 64F, GAV 65F, GAV 66F  (PN 16 to PN 40) (DN 15 to DN 250)

Keterangan

Berbagai sealed pada line stop valves memiliki twin play bellows di seluruh rentang. Valve ini telah dirancang untuk digunakan pada sistem uap, gas, cair, kondensat, dan air. Rentang GAV-T standar dilengkapi dengan throttling plug and locking device. Rentang GAV alternatif memiliki flat disc. Berikut ini dengan jelas menampilkan ukuran yang tersedia, sambungan pipa, dan opsi yang tersedia untuk rentang standar dan alternatif.

Standar 

Produk sepenuhnya mematuhi persyaratan Pressure Equipment Directive (PED) dan membawa tanda jika diperlukan.

Batas Suhu Tekanan

GAV 63F and GAV 63F-T (PN 16)

Tekanan Nominal: PN 16 (16 Bar)

Tekanan Max: 16 bar g @ 120 °C (232.1 psi g @ 248 °F) 

Suhu Max: 300 °C @ 9.6 bar g (572 °F @ 139.2 psi g) 

Tekanan Operasi Max :

• Soft seat 11.8 bar g @ 230 °C (171.1 psi g @ 446 °F)
• Metal seat 13 bar g @ 195 °C (188.5 psi g @ 383 °F)

Suhu Operasi Max: 

• Soft seat 230 °C @ 11.8 bar g (446 °F @ 171.1 psi g)
• Metal seat 300 °C @ 9.6 bar g (572 °F @ 139.2 psi g)

GAV 64F, GAV 65F and GAV 64F-T, GAV 65F-T (PN16)

Tekanan Nominal: 16 Bar (PN 16)

Tekanan Max: 16 bar g @ 120 °C (232.1 psi g @ 248 °F) 

Suhu Max: 16 bar g @ 120 °C (232.1 psi g @ 248 °F) 

Max. Tekanan Operasi: 

• Soft seat :  14.2 bar g @ 230 °C (206 psi g @ 446 °F) 
• Metal seat : 14.7 bar g @ 200 °C (213.2 psi g @ 392 °F) 

Max. Suhu Operasi : 

• Soft seat : 230 °C @ 14.2 bar g (446 °F @ 206 psi g)
• Metal seat : 350 °C @ 11.2 bar g (662 °F @ 162.4 psi g)

GAV 64F, GAV 65F and GAV 64F-T, GAV 65F-T (PN 25)

Teakanan Nominal: 25 Bar (PN 25)

Tekanan Max: 25 bar g @ 120 °C (362.6 psi g @ 248 °F) 

Suhu Max: 350 °C @ 17.5 bar g (662 °F @ 253.8 psi g) 

Max. Tekanan Operasi : 

• Soft seat :  22.3 bar g @ 230 °C (323.4 psi g @ 446 °F) 
• Metal seat : 22.5 bar g @ 221 °C (326.3 psi g @ 429.8 °F)  

Max. Suhu Operasi: 

• Soft seat : 230 °C @ 22.3 bar g (446 °F @ 323.4 psi g) 
• Metal seat : 350 °C @ 17.5 bar g (662 °F @ 253.8 psi g) 

GAV 66F and GAV 66F-T (DIN) (PN 40, DN 15 - DN 150)

Tekanan Nominal: 40 Bar (PN 40)

Diameter Nominal : DN 15 - DN 150 (1/2" - 6")

Tekanan Max: 40 bar g @ 50 °C (580 psi g @ 122 °F)  

Suhu Max: 400 °C @ 23.8 bar g (752 °F @ 345.2 psi g)  

Max. Operating Pressure : 

• Soft seat :  27 bar g @ 230 °C (391.6 psi g @ 446 °F) 
• Metal seat : 31.1 bar g @ 238 °C (451.1 psi g @ 460.4 °F) 

Max. Operating Temperature : 

• Soft seat : 230 °C @ 27 bar g (446 °F @ 391.6 psi g) 
• Metal seat : 400 °C @ 23.8 bar g (752 °F @ 345.2 psi g) 

Material

GAV 63F-T and GAV 63F 

Body:

• Cast Iron (EN-GJS-250)

Bonnet:

• SG Iron (EN-GJS-400-18-LT)

Seat:

• Stainless Steel AISI 420

Disc:

• Stainless Steel DIN 17440 X30 Cr13

Bellows:

• Stainless steel WS 1.4571 EN10028-7 X6 CrNiMTi 17-12-2

Locking Screw:

• DN 15 - DN 80 : Steel M8 x 14 mm BS 3692 Gr. 8.8 
• DN 100 - DN 150 : Steel M8 x 20 mm BS 3692 Gr. 8.8 
• DN 200 - DN 250 : Steel M12 x 20 mm BS 3692 Gr. 8.8 

GAV 64F-T, GAV 65F-T and GAV 64F, GAV 65F 

Body:

• SG iron (EN-GJS-400-18-LT)

Bonnet:

• SG Iron (EN-GJS-400-18-LT)

Seat:

• Stainless Steel AISI 420

Disc:

• Stainless Steel DIN 17440 X30 Cr13

Bellows:

• Stainless steel WS 1.4571 EN10028-7 X6 CrNiMTi 17-12-2

Locking Screw:

• DN 15 - DN 80 : Steel M8 x 14 mm BS 3692 Gr. 8.8 
• DN 100 - DN 150 : Steel M8 x 20 mm BS 3692 Gr. 8.8 
• DN 200 - DN 250 : Steel M12 x 20 mm BS 3692 Gr. 8.8 

GAV 66F-T and GAV 66F  (DIN)

Body:

• Cast steel 1.0619+N (GSC 25N)

Bonnet:

• Steel (DN15 - DN80) DIN 17243 C 22.8
• Steel (DN100 - DN200) 1.0619+N (GSC 25N)

Seat:

• Stainless Steel AISI 420

Disc:

• Stainless Steel DIN 17440 X30 Cr13

Bellows:

• Stainless Steel WS 1.4571 EN10028-7 X6 CrNiMTi 17-12-2

Locking Screw:

• DN 15 - DN 80 : Steel M8 x 14 mm BS 3692 Gr. 8.8 
• DN 100 - DN 150 : Steel M8 x 20 mm BS 3692 Gr. 8.8 
• DN 200 - DN 250 : Steel M12 x 20 mm BS 3692 Gr. 8.8 

GAV 66F-T and GAV 66F  (ANSI)

Body:

• Cast steel ASTM A 216 WCB

Bonnet:

• Forged steel (DN15- DN80) ASTM A 105
• Cast steel (DN100- DN200) ASTM A 216 WCB

Seat:

• Stainless Steel AISI 420

Disc:

• Stainless Steel DIN 17440 X30 Cr13

Bellows:

• Stainless steel WS 1.4571 EN10028-7 X6 CrNiMTi 17-12-2

Locking Screw:

• DN 15 - DN 80 : Steel M8 x 14 mm BS 3692 Gr. 8.8 
• DN 100 - DN 150 : Steel M8 x 20 mm BS 3692 Gr. 8.8 
• DN 200 - DN 250 : Steel M12 x 20 mm BS 3692 Gr. 8.8 

GAV 63F-T and GAV 63F (PN 16)
GAV 64F-T, GAV 65F-T and GAV 64F, GAV 65F (PN 16, PN 25)
GAV 66F-T and GAV 66F (DIN) (PN 25 (DN 200), PN 40  (DN 15-DN 15))

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