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Brand Name : | ZS |
Model Number : | 5-1/2"X8-1/2"to20"X26" |
Certification : | API 11AX |
Price : | Negotiable |
Payment Terms : | T/T |
Supply Ability : | 1000sets/month |
Delivery Time : | 15 work days |
1. Introduction of casing centralizer
The casing centralizers are used to protect sucker rod to reduce
wearing.
2. Material
2.1. Super strength spring steel
2.2. ASTM A395 ductile iron ,or equivalent international series number.
2.3. Polyester centralizer
2.4. Aluminum alloy
3. Structure
3.1. One or double bow without welding
3.2. Rigid type
3.3. Roller type
4. Specification
4″×5-7/8″, 4-1/2″×6-1/8″, 5″×61/2″, 5-1/2″×8-1/2″, 7″×8-1/2″,
7-5/8″×9-1/2″ , 8-5/8″×10-5/8″, 9-5/8″×12-1/4″, 10-3/4″×14-3/4″,
13-3/8″×17-1/2″, 16″×20″, 20″×26″
Technical Parameter | ||||||
Spring Casing Centralizer | Size(In) | OD(mm) | IN(mm) | Height(mm) | Max Start-up Force(N) | Min Reset Force(N) |
20" | 680 | 512 | 575 | ≤16725 | ≥8363 | |
13-3/8" | 455 | 342 | 560 | ≤10853 | ≥5427 | |
9-5/8"*12-1/4" | 335 | 248 | 560 | ≤7117 | ≥7117 | |
7" | 235 | 181 | 560 | ≤4626 | ≥4626 | |
6-5/8"*8-3/4" | 238 | 171 | 560 | ≤4270 | ≥4270 | |
5-1/2”*8-1/2” | 235 | 142 | 560 | ≤2758 | ≥2758 |
Rigid Centralizer | 13-3/8" | 437 | 344 | 180 |
9-5/8"*12-1/4" | 305 | 248 | 120 | |
7" | 210 | 182 | 120 | |
6-5/8"*8-3/4" | 215 | 171 | 120 | |
5-1/2"*8-1/2" | 210 | 142 | 120 |
Semi-rigid Centralizer | Single Bow Spring Centralizer | Double-bow Spring Centralizer |
Integral Centralizer | Rigid Centralizer | Rigid Roller Centralizer |
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