China jis trunnion mounted ball valve Manufacturers Factory Suppliers

Double block and bleed valves are used for isolation in critical applications. They also prevent product contamination and maintain system integrity.

GZP Ball Valves are manufactured to the latest edition of API 6D, API608, BS5351 and ASME BE 16.34 and tested to API 598.

GZP Pipeline Ball Valves are manufactured to the latest edition of API 6D and tested to API 6D. Passed API 607 fire test standard for soft seal valves.

Double Block and Bleed functionality has been available in ball valves essentially since the developement of the trunnion mounted ball valve commonly used today.

Design: API 6D, API 608, MSS-SP-72(BS5351),ASME B16.34. Pressures range: ANSI 150 ~ANSI 2500 ,PN10~PN420. Size range: 2-48 / DN50-DN1200

Material of Construction:. Cast Carbon Steel: ASTM A 352 Gr LCB / LCC . Design & Testing International Standard:. Valve Design:API 594 / API 600(ISO 10434) / API 6D(ISO 14313) / API 602 / API 603 /

Design: API 6D, API 608, MSS-SP-72(BS5351),ASME B16.34. Pressures range: ANSI 150 ~ANSI 2500 ,PN10~PN420. Size range: 1-48 / DN25-DN1200

Design: API 6D, API 608, MSS-SP-72(BS5351),ASME B16.34. Pressures range: ANSI 150 ~ANSI 2500 ,PN10~PN420. Size range: 2-48 / DN50-DN1200

Design: ASME B16.34, ISO 14313, ISO 10423, ISO 17292. Pressures range: ANSI 150 ~ANSI 2500 ,PN10~PN420. Size range: 1/2-12 / DN15~DN300

Design: API 6D, ASME B16.34, . Pressures range: ANSI 150 ~ANSI 600 ,PN10~PN100. Size range: 2-10 / DN50~DN250

Design: API 608, API 6D,ASME B16.34, ISO 14313, ISO 10423, ISO 17292. Pressures range: ANSI 150 ~ANSI 1500 ,PN10~PN250. Size range: 1/2-12 / DN15~DN300

Design: API 6D, ASME B16.34 . Pressures range: ANSI 150 ~ANSI 600 ,PN10~PN100. Size range: 2-10 / DN50~DN250