Commercial Steel Treating Corporation, ©2013
Printed on May 24, 2013 10:30 pm

CSTC News

We are very excited to announce the opening of Curtis Thermal Processing in Machesney Park, IL. CTP has the ability to neutral harden approximately 250,000 pounds of fasteners and stampings per day

CTP Pic

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Quality Achievements

Statement of Limited Liability
MTI Statement of Limited Liability

Aerospace Approvals

Nadcap - Aerospace Quailty Systems Certification

Nadcap Aerospace Quality System (AC7004)

Certificate No. 4868143236
Expiration Date: April 30, 2015

Nadcap Aerospace Heat Treating

Certificate No. 4868143237
Expiration Date: April 30, 2013

Nadcap Accreditation to perform the following:

Nadcap - Heat Treating

  • AC7102 Rev D (Heat Treating)

  • AC7102/3 Rev A (Carburizing)

  • AC7102/4 Rev A (Nitriding)

  • AC7102/S (Supplemental for Honeywell)

  • AC7101/4 Rev C (Metallography & Microhardness)

  • AC7101/5 Rev B (Hardness)

Nadcap LogoNadcap Logo

Nadcap Logo


Prime Aerospace Approvals

Hamilton Sundstrand

AMS 2759
AMS 2759/2
AMS 2759/3
AMS 2759/5
AMS 2759/7
AMS 2762
AMS-H-6875
AMS-S-6090
HS 43

Honeywell

FI 829
PS2203
PS6313
AMS 2753


Rolls Royce

AMS 2753