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Stop Collar
Hold centralizersor cement baskets on any position of casing, which ensures the positions of centralizers or cement basket to meet the design.
The stop collars are available in three types: KnockOn Type, Spiral Nail Type and Set Screw Type. The stop collars can be installed on any position on casing to limit the axial movement of centralizers and cement
baskets.
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Specification,in
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13 3/8″
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10 3/4″
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9 5/8″
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8 1/8″
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7 5/8″
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7″
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5 1/2″
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5″
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4 1/2″
|
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ID,mm
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338
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272
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245
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206
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193
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177
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139
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126
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114
|
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OD,mm
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350
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284
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257
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218
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285
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189
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151
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138
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126
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Holding Force,KN
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40
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40
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40
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30
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30
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30
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30
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24
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24
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| Casing Spring Centralizer | Cementing Basket | Cementing Plug |
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Rigid Roller centralizer used in deep water Horizon Well packing: wooden case
It's great to hear about the background and accomplishments of Puyang Zhongshi Group Company Ltd. Your company's establishment in 1996, as the restructured enterprise of the Central Plains oilfield branch company of SINOPEC, demonstrates a strong foundation in the industry. The company's focus on oil machinery, encompassing a range of leading products such as pumping units, subsurface sucker rod pumps, wellheads (Christmas Trees), pressure vessels, drilling solid control series products, and cementing accessories, reflects a comprehensive portfolio.
Attaining ISO 9001 certification in 1998 and API Certificates in 2002 underscores the commitment to quality and industry standards. With 9 factories, over 500 employees, a diverse array of production equipment, and certifications including API 5CT, 6A, 10D, 11AX, 11E, ISO 14001, and 9001, your company has a strong operational infrastructure and adherence to international quality standards. Additionally, the extensive global reach with exports to over 30 countries, including the United States, Canada, Russia, Venezuela, Colombia, Thailand, Indonesia, UAE, Saudi Arabia, and Kazakhstan, reflects a robust presence in the international market. It's evident that Puyang Zhongshi Group Company Ltd has made significant strides in the industry over the past two decades, establishing itself as a noteworthy player in the oil machinery sector.
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Main Product:
Sucker Rod Pump,
Pump Unit,
Pump Jack,
Wellhead Installation,
Cementing Head,
Casing Centralizer
