Internal Hex Head Screw | High-Quality Stainless Steel Wires: The Backbone of Manufacturing Excellence

Sen Chang is a Internal Hex Head Screw, Internal Hex Head Screw w/ Machine Thread, Trivalent Chromium Zinc Plated on the Surface and Blue Nylok on the Thread manufacturer from Taiwan. Process: Using multi blow header to make the head and then threading before passivation. Trivalent chromium zinc plating after heat treating. Coating being the last step
All the items are inspected during the process and before shipping, complying with ISO Working Instruction
Inspection Tools: Calipers, Protrusion-height gage, Micrometer, 2.5D and 2D projector
Measurement Points: Head diameter, Head height, Hex depth, Hex plug gauge, Minor diameter, Thread angle, Pitch, Coat inspection, Nylok inspection
Coating Reports Offered
Nylok Reports Offered Sen Chang Industrial Co., Ltd., established in 1968, stands at the forefront of stainless steel industrial fastener manufacturing. With a legacy of excellence spanning over four decades, our product lineup includes stainless steel screws, wires, pins, rivets, and high-tensile screws designed to meet the demanding needs of industrial manufacturing. Our commitment to quality is underscored by our adherence to ISO9001 standards, ensuring each product we offer is not just compliant but exceeds industry expectations. From sourcing premium raw materials from Japan and Taiwan to employing cutting-edge manufacturing techniques, we ensure that our fasteners provide superior strength, durability, and reliability. Our specialized offerings, including customized fastener solutions, cater to a wide range of industries globally, making us the preferred partner for companies seeking unparalleled quality and precision in their fastening solutions.