Home > PRODUCTS > Butt - Welded Type
SERIES 88(Butt-Welded Type)
| Valve Size |
6(150A) ~ 40(1000A) |
| Face To Face Dimension |
API 609 Category B / DIN 3202
ISO 5752 / BS 5155 |
| End Connection |
Welding |
| Testing |
API 598 / ANSI B 16.104 FCI 70-2 |
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TEFLON SEAT
SEAT MATERIAL : PTFE & RTFE |
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Blowout Proof Stem Design Lower Operating Torque Tight Shut-Off Bi-Direction Application Leakage Class VI(Zero)
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METAL SEAT
SEAT MATERIAL : 316L & INCONEL |
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Blowout Proof Stem Design Inherent Fire Safe Design Suitability for High -Temperature Service Leakage Class IV, V
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FIRE-SAFE
During and after a fire, when the soft(Teflon) seat material has burned away, the metal seat activates automatically and prevents excessive flow. |
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Blowout Proof Stem Design Tight Shut-Off Bi-Direction Application Inherent Fire Safe Design Leakage Class VI(Zero)
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| Part Name |
Material |
ASME Standard |
| Body |
Ductile Iron
Cast Carbon Steel
304 / 316 Stainless Steel |
A 536 Gr. 65-45-12
A 216 Gr. WCB
A 351 Gr. CF8 / CF8M |
| Disc |
304 / 316 Stainless Steel |
A 564 Ty. 630 |
| Stem |
630 Stainless Steel
304 / 316 Stainless Steel |
A 564 Ty. 630
A 276 Ty. 304 / 316 |
| Soft Seat |
PTEF / RTFE / CTFE |
|
| Metal Seat |
316L / 310 Stainless Steel
INCONEL |
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| Double Seat |
PTEF / 316L Stainless Steel
RTFE / 316L Stainless Steel
CTFE / 316L Stainless Steel |
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