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| Brand Name : | ZS |
| Model Number : | 1/8"-4" |
| Certification : | IOS,API |
| Price : | Negotiable |
| Payment Terms : | T/T |
| Supply Ability : | 10000sets/month |
| Delivery Time : | 15 work days |
1.The sucker rod coupling have the same box thread size in each end are used for connecting
sucker rod and/or pony rod, and/or sinker bars with sucker rod
threads.
2.The polished rod coupling have the same box thread size in each end
are used for connecting polished rod and/or sinker bars with
polished rod threads to the sucker rod string.
3.The sub-coupling have different sizes of box threads in each end
are used for connecting two sizes of sucker rods or a polished rod
to a sucker rod string.

| Type | Grade | O.D (mm) | Minimum Lengh (mm) | Hardness | Weight (kg) | Standard |
| 3/4" | 19-T | 41.05~41.43 | 101.6~103.17 | 56-62HRA | 0.65 | API 11B |
| 7/8" | 22-T | 45.75~46.13 | 45.75~46.13 | 56-62HRA | 0.8 | API 11B |
| 1" | 25-T | 55.3.5~55.73 | 55.35~55.73 | 12-23HRA | 1.15 | API 11B |
A: We are factory.
A: Generally it is 1-5days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
A: Payment<=1000USD, 100% in advance.
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| Company Info. |
| Puyang Zhongshi Group Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |