Stud 1/2" x 8.63 LG (SKU A5011), forged from ASTM A193 B7 alloy steel with quench+temper (HRC32-39), tensile strength ≥125ksi, Dacromet coating (1000h salt spray no rust), API 7K certified, compatible with mud pump fluid end flange connections, tolerance ±0.01mm (ASME B18.31.6).
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