Thickness of Coating | Hardness of Coating | Chemical Composition of Coating | |
Elements | Range | ||
0.008in to 0.020in (0.20mm to 0.51mm) |
≥ 480 HV200 | Carbon | 0.50 / 1.00 |
Silicon | 3.50 / 5.50 | ||
Phosphorus | 0.00 / 0.02 | ||
Sulfur | 0.00 / 0.02 | ||
Chromium | 12.00 / 18.00 | ||
Boron | 2.50 / 4.50 | ||
Iron | 3.00 / 5.50 | ||
Cobalt | 0.00 / 0.10 | ||
Titanium | 0.00 / 0.05 | ||
Aluminum | 0.00 / 0.05 | ||
Zirconium | 0.00 / 0.05 | ||
Nickel | Remainder | ||
Note: the outside diameter (OD) of finished spray metal polished rods shall conform to general dimensions and tolerances for polished rods, except the OD tolerance between the pin end and the beginning of spray metal, which shall be +0.005in. / -0.040in. (+0.13mm / -1.02mm). |
Tag: Mid Length Drive Rods | SPT Drive Rods | API Sucker Rod Pumping Unit | Threaded Rods
Tag: API 11B Stabilizer Bars | D Special Stabilizer Bar | Grade KD Stabilizer Bar | Sway Bar