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double layer stuffing box api 11b
Selling leads
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Regular Stuffing Box (SB) is specially designed for pumping unit. 1.The polished rod stuffing box is designed with two sealing structure with ...
2025-07-13 00:08:53
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API 11B Polished Rods AISI 4140 Alloy Steel Size 5/8 ", 3/4 ", Length 25Ft 30Ft Pony Rods Oilfield Sucker Rods Products Description: Zhongshi polished ...
2024-12-09 12:40:14
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...Gas Extraction Grade D H HL Polished Rod with an optimal surface finishing to ensure an appropriate sealing in the stuffing box. One end diameter ...
2024-12-09 12:49:00
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