Products / Screws

All Screw Types on One Page

Drive form, head envelope, engagement length and point geometry are reviewed with the assembly drawing and service condition.

Standard: ASME B18.3, DIN 912, ISO 4762 or drawing
Configuration: Full or partial thread
Materials: Inconel 625, Inconel 718, Hastelloy C-276, Alloy 20 and specified nickel-based alloys
Testing: Dimensional inspection; PMI, hardness, tensile or additional testing when specified

Compact high-strength screw

Socket Head Cap Screws

Cylindrical socket-head screws for limited-access and precision industrial assemblies.

Standard: ASME B18.6.3, DIN/ISO form or drawing
Configuration: Slotted, cross recess, hex socket or six-lobe
Materials: Inconel 625, Inconel 718, Hastelloy C-276, Alloy 20 and specified nickel-based alloys
Testing: Dimensional inspection; PMI, hardness, tensile or additional testing when specified

Small-diameter assembly screw

Pan, flat, fillister and other machine-screw heads for equipment and instrumentation.

Standard: ASME B18.3, DIN 913-916 or drawing
Configuration: Cup, cone, flat, dog or custom point
Materials: Inconel 625, Inconel 718, Hastelloy C-276, Alloy 20 and specified nickel-based alloys
Testing: Dimensional inspection; PMI, hardness, tensile or additional testing when specified

Headless positioning screw

Socket set screws for locating, locking and adjustment in compact mechanisms.

Standard: Customer drawing and agreed specification
Configuration: Machined or cold-formed route after review
Materials: Inconel 625, Inconel 718, Hastelloy C-276, Alloy 20 and specified nickel-based alloys
Testing: Dimensional inspection; PMI, hardness, tensile or additional testing when specified

Drawing-based screw

Special drive, head, shoulder and point combinations for proprietary assemblies.