Material Sample Test Reports: 304HC, 10B21 and GR2 (2026)

View the complete CTI test reports for the material samples listed below. All three reports were issued on August 18, 2026.

Download the complete reports

• 304HC stainless steel cold-heading wire — Report A2260701216101001. Download the 304HC report (PDF).
• 10B21 carbon steel cold-heading wire — Report A2260701216101002. Download the 10B21 report (PDF).
• GR2 titanium cold-heading wire — Report A2260701216101003. Download the GR2 titanium report (PDF).

Test scope

The requested tests cover lead, cadmium, mercury and hexavalent chromium in the submitted samples. Results apply to the tested samples and the items stated in each report. These documents do not certify every finished screw or production batch.

Send your drawing, material grade, finish and required testing scope to sst@szsst88.com so we can confirm the documentation needed for your order.