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- Contact Person : Mr. Stone Xu
- Company Name : JIANGSU CHENGGONG VALVE TECHNOLOGY CO.,LTD
- Tel : 86-519-85262011
- Fax : 86-519-85153599
- Address : Jiangsu,CHANGZHOU,No.2 Chishui Road, New North District, Changzhou,
- Country/Region : China
- Zip : 325204
Forged Steel Double Block And Bleed DBB Ball Valve With Flange Or Thread Ends Lever Operation
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Double block and bleed ball valve：Specification：2" ~ 24"(DN50~DN400)ANSI Ratings 150# ~ 2500# (PN16~PN420)3 Pieces Body ConstructionRF RTJ BW ConnectionsMain Body Material : ASTM A105, A182 304, A182 316, A182 304L, A182 316L,A182 F6A,A182,F51,A182 F53,F22 Alloy Main Ball Material: ASTM A105, A182 304, A182 316, A182 304L, A182 316L,A182 F6A,A182,F51,A182 F53,F22 AlloyMain Seats Material: PTFE/ RTFE(≤120℃) , NYLON (≤80℃), PEEK/PPL (≤250℃)Product DetailsDouble Block and Bleed Ball Valves are aimed to get a double barrier on the piping, and bleed the fluid trapped between the two balls from a dedicated drain line.Valve design can be either trunnion or floating type, anti blow-out stem, valve seats can be soft or hard-faced.Feature:Process IsolationDrain Line IsolationDouble Block & BleedBlow Out Proof Stem DesignISO 5211 Mounting PadFire-safe Certified API 607Anti-Static DeviceBi-directional SealingLow Fugitive Emission PackingLocking Device Standard
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