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Fornecedor Auditado A steel sucker rod is one of the important equipment of oil field.Can provide seven kinds of the level of sucker rod,including C, K, D, KD, HL, HY and KH.C, K, D sucker rod press design and manufacture standard of API Spec 11 B, KD, HL, HY grade rod design and manufacture according to standard SY/T5029-2013, KH level rod according to standard within the company.
Pony rod is the sucker rod shorter than 25 ft, and they vary in length. They are most commonly placed adjacent to the polished rod at the top of the rod string, on top of the downhole pump for handling purposes, and on top of the polished rod with appropriate couplings to prevent the string from falling downhole if the polished-rod clamp slips
| nch Nominal Size | mm O.D. of Rod | In Nominal Diameter of the Thread | Width for the Spanner | Length | ||
| mm | Inch | mm | ft | |||
| 5/8 | 15.88 | 1 5/16 | 22.2 | 7/8 | 7518 9042 |
25 30 |
| 3/4 | 19.05 | 1 1/16 | 25.4 | 1 | ||
| 7/8 | 22.23 | 1 3/16 | 25.4 | 1 | ||
| 1 | 25.40 | 1 3/8 | 33.3 | 1 5/16 | ||
| 1 1/8 | 28.58 | 1 9/16 | 38.1 | 1 1/2 | ||
| Length of the pony rod: 20, 44, 68, 92, 116 inches | ||||||
API Grades |
||||
| Grade D | ||||
| D Carbon | D Alloy | KD | D Special | |
| Steel | 4130 | 4142 | 4720 | 4330 |
| C | 0.26-0.33 | 0.38-0.45 | 0.19-0.23 | 0.29-0.37 |
| Mn | 0.40-0.70 | 0.80-1.00 | 0.80-1.05 | 0.70-0.95 |
| Si | 0.17-0.37 | 0.15-0.35 | 0.15-0.35 | 0.15-0.35 |
| Ni | 0.30Max | 0.45Max | 0.90-1.20 | 1.65-2.00 |
| Cr | 0.80-1.10 | 0.80-1.10 | 0.80-1.05 | 0.80-1.10 |
| Mo | 0.15-0.25 | 0.15-0.25 | 0.24-0.30 | 0.20-0.30 |
| MECHANICAL PROPERTIES | ||||
| YS(Ksi) | 85Min | 85Min | 85Min | 85Min |
| UTS(Ksi) | 115-140 | 115-140 | 115-140 | 115-140 |
| HEAT TREATMENT | ||||
| Quenched | Normalized | Normalized | Normalized | |
| Tempered | Tempered | Tempered | Tempered | |
| Rod OD | 5/8″, 3/4″, 7/8″, 1″,11/8″ | |||
| (mm) | (15.88), (19.05), (22.23), (25.40) , (28.58) | |||
| Rod Length | 25', 30' (+/- 2.0″per API requirement) | |||
| (m) | (7.62), (9.14) (+/- 50.80mm per API requirement) | |||
| No. | Grade | Tensile Strength Rel(Mpa) |
Yield Strength Rm(Mpa) |
Percentage Elongation A(%) | Contraction Percentage Of Area Z(%) |
| 1 | C | 620-795 | ≥415 | ≥13 | ≥50 |
| 2 | K | 620-795 | ≥415 | ≥13 | ≥60 |
| 3 | D | 795-965 | ≥590 | ≥10 | ≥50 |
| 4 | KD | 795-965 | ≥590 | ≥10 | ≥50 |
| 5 | HL | 965-1195 | ≥795 | ≥10 | ≥45 |
| 6 | HY | 965-1195 | -- | -- | -- |
Dongying Zhaoxin Industry and Trade Co.,Ltd is an ISO-9001, ISO-14001, OHSAS-18001 certified company and has all the quality systems in place for design, planning,manufacturing and quality monitoring & traceability to ensure that Dongying Zhaoxin Industry and Trade Co.,Ltd products match the highest quality & reliability Standards similar to any International major in this field.
Dongying Zhaoxin Industry and Trade Co.,Ltd with perfect attitude, product and service, is going to make further development together with customers at home and abroad .
Fornecedores com licênças comerciais verificadas
Fornecedor Auditado 
