Annular consists of body, upper housing, sealing element, dust-proof ring, and piston. It provides a rugged, reliable preventer and ease of servic...
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... jingwei manufactures and supplies specialized machined components to suit various and wellhead equipment such as Blow Out Preventers ()....
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Non-standard RTJ jingwei manufactures and supplies specialized machined components to suit various subsea and wellhead equipment such as Blow Out Prev...
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