• Model NO.：Stage Collar
• Trademark：Zhongshi
• Origin：Henan, China
• HS Code：8431
• Production Capacity：100piece,Month

Specifications, (in)
5 1/2"
7"
9 5/8"
13 3/8"
Max O.D., mm
Φ170
Φ208
Φ283
Φ381
 Drill-out I.D., mm
Φ122
Φ155
Φ220
Φ315
 Overall Length, mm
1082
1182
1222
1280
Rated Load, t
140
170
210
300
Sealing capacity, MPa
25
25
25
25
Opening Pressure, MPa
13
13
13
14
 Closing Pressure, MPa
5
5
5
5
 Lower Sliding Sleeve I.D., mm
Φ85
Φ115
Φ176
Φ203
Upper Sliding Sleeve I.D., mm
Φ95
Φ125
Φ197
Φ285

Company Information

Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. 
 
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..  
 
Our  products mainly include: 
 
1. Casing Centralizer                          2.  Float Collar & Float Shoe 
3. Cementing Plug                              4.  Cementing Head
5.  Cement Basket                              6.  Tubing Pump / Rod Pump
7.  Valve Ball & seat                            8. Casing / Tubing Pipe and Coupling
9. Stage Collar                                    10. Pumping Unit
11. Air Blaster                                      12.  Sucker Rod
 
Our group have more than 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.  Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.

Contact Us

PUYANG ZHONGSHI GROUP CO.,LTD

Add: 5th community, Zhongyuan Oilfield, Puyang, China

Tel: 0086-371-87096211 / 15838304721 

Fax: 0086-371-87096212 

Website: zschinajixie.en.made-in-china.com;
                 zschinajixie.en.made-in-china.com
                 zschinajixie.en.made-in-china.com

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