Metal Seated Ball Valve
Metal Seated Ball Valve
Metal Seated Ball Valve
Zhejiang Shengqi Technology Co.,Ltd. is one of the toppest Metal Seated Ball Valve in China.During these years of exporting , Zhejiang Shengqi Technology Co.,Ltd. now has rich experience in the worldwide markets
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  • Feature

Metal Seated Ball Valve

SQ trunnion ball valves are offered in 2 PC side entry, 3 PC side entry, welded body and top entry design in a wide range of carbon and stainless steel ,alloy steel, duplex stainless steel , Monel material.

SQ trunnion ball valves are manufactured according to API 6D Design and fire safe tested per API 6FA and API 607 Standard.


· Sizes NPS 2 to NPS 48

· Class 150 to Class 2500


BODY Materials: Stainless Steel (CF8M), Carbon Steel (WCB) & Special Alloys, Low Temperature Carbon Steel(LCC, LCB), Duplex Stainless Steel, Super Duplex Stainless Steel, Monel

Seat Materials: ASTM A351 Gr CF8M/Chrome Carbide, ASTM A351 Gr CF8M/Stellite6


· Full or Reduced Bore

· Floating Type or Trunnion Mounted Type

· RF, RTJ, BW or PE

·  Side entry, top entry, or welded body design

· Double Block & Bleed (DBB)Double Isolation & Bleed (DIB)

· Emergency seat and stem injection

· Anti-Static Device

· -Anti-Blow out Stem

· Cryogenic or High Temperature Extended Stem


· Design & manufacture according to API 6D, API 608, ISO 17292

· Face-to-face according to API 6D, ASME B16.10

· End Connection according to ASME B16.5, ASME B16.47, MSS SP-44 (NPS 22 Only)

· Test & inspection according to API 6D, API 598

· Fire safe design according to API 6FA, API 607

· Also available per NACE MR-0175, NACE MR-0103, ISO 15848

· Mate-lapped Ball and Seat Set utilizes a high performance coating that provides superior wear resistance, reduced torque, and an extended sealing surface life.

· Truly blowout proof, one- piece stem, constructed from high strength alloys.

· Wave spring generates precise loading of the ball/ seat interface and graphite seals, allowing for low torque operation, tight shutoff, and thermal expansion throughout the full range of valve operating conditions.

· Graphite seals provide high temperature and broad spectrum chemical compatibility.

· Galling-resistant Nitronic® 60 thrust washer suitable for high temperature service.

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