• Trademark：PYZS
• Model NO.：sc
• Origin：Henan Province, China
• Production Capacity：10000 Pieces Per Month

Basic Info.

Model NO. sc Trademark PYZS Origin Henan Province, China Production Capacity 10000 Pieces Per Month

Product Description

Stop Ring for Casing Centralizer

1. Stop collar description:

Hold centralizers or 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.

2. Stop collar character:

1. The stop collars are available in three types: Knock-On Type, Spiral Nail Type and Set Screw Type.
2. The stop collars can be installed on any position on casing to limit the axial movement of centralizers and cement baskets.

3. About our facotry

Proud as SINOPEC'S Grade 1 supplier, Puyang Zhongshi Group has 6 factories, all of them specialize in Petroleum equipments and accessories, and each produce different products

Spec	Type	OD ( mm )	ID ( mm )	Height ( mm )
4  1/2''	I , II , III	131	116.5	50
5''	I , II , III	145	129	50
5  1/2''	I , II , III	156-160	142	50
6  5/8''	I , II , III	186-190	171	50
7''	I , II , III	190	181	50
9 5/8''	I , II , III	257	248	50
10  3/4''	I , II , III	302	278	50
13  3/8'' 5/8''	I , II , III	356	346	50

Main products:
1. pumping unit
2. Tubing pump/sucker rod pump and accessories
3. Float collar and float shoe
4. Casing centralizer
5. Cementing plug
6. Cementing head
7. Stage Collar
8. Casing/ Tubing coupling
9. Drill pipe
10. Sucker rod
11. Air blaster