Zeron 100 SA 12-point flange screws are super duplex stainless steel fasteners (UNS S32760) with 12-point internal drive + integral flange per NAS 1351 / NASM 1351 specs. The 12-point bi-hex pattern provides higher torque envelope than hex-head or SHCS without cam-out, aerospace flange bolting on titanium-housing equipment, ROV-installable connectors, high-cycle pump casings. SA for moderate-load applications; FG 12-point screws for high-load downhole + sour-service.
12-point internal-drive flange head · High-torque envelope · SA standard supply state
Standards: NAS 1351 + NASM 1351 + ISO 4762 + ASTM A1082 + NACE MR0175 + API 6A / 17D.
SA cornerstone · All 12-point supply states · FG version · FLT version. RFQ: info@torqbolt.com / +91-22-66157017 / WhatsApp.
