Tinius Olsen Tensile Testing
Product Overview
Tinius Olsen Compression and Tension machinery is globally trusted for their durable tensile testing equipment for metals, polymers, and even rubbers, adhesives and food! We drive the focus on wire and metal rods, though.. of course!
As a leading provider of tensile testing consumables, we proudly support OEM manufacturers like Tinius Olsen’s Equipment. Sjogren’s precisely engineered replacement jaws, inserts, and holders improve your testing capabilities, enabling your team to make informed decisions with accurate data. Our Tinius Olsen line is crafted to perfectly fit your equipment.
Sjogren has developed a proprietary tooth pattern that provides absolute unmatched durability and grip while ensuring compatibility with your current machinery.
We are your go-to supplier for K-grips, full and partial racks, flat jaws, vee jaws, inserts, and insert holders for the Tinius Tensile Testing machinery lines.

Key Benefits
From TO themselves: “Tensile strength σUTS, or SU, is the stress at which a material breaks or permanently deforms”. Our TO style jaws assist with this test on your materials.
Explore the Tinius Olsen Vee-style Wedge grip from Sjogren using our interactive model to get a better understanding of the TO tensile testing tooling line.
Scroll down to access detailed technical specifications and identify your model for complete Tinius tooling line offerings.
1 Completely Compatible
The Tinius Olsen replacement Vee wedge is a perfect example of our precision engineering, designed to meet your specifications and ensure a perfect fit with your machinery, with zero opportunity to influence your testing data.
2 Precision Cut
With their dedication to precision paired with our state-of-the-art machinery featuring 5-axis, fully automated, lights-out operations, our products are the vision of excellence.
Sjogren Industries' Tinius Olsen-Style tooling is meticulously crafted for resilience, designed to handle the most demanding materials with a σUTS capacity of up to 400,000 lbs. This is your testing, your quality control, executed on your terms, and always meeting the highest quality standards—guaranteed.

3 Yours, Truly
This 17-digit part number encapsulates the complete specifications of your material. Each SPN is laser etched onto your product, ensuring effortless identification for you and seamless replication for us whenever replacements are needed.

4 Load-Ready
This guarantees durability, superior grip, reduced slippage, and precise testing outcomes, unaffected by the accessories themselves.
5 Teeth
This innovation has earned the trust of the foremost GLOBAL automotive and aerospace companies, who rely on Sjogren-branded tensile testing jaws for their most demanding and CRITICAL spring applications, specifically when we speak of quality testing.

How Does The Smart Part Numbering System Work For Tensile Testing Accessories?


Industries and Applications
Sjogren’s tensile testing products are trusted worldwide by manufacturers in virtually any industry that tests their wire and steel material for quality and tensile capacity:






Product Measurements and Technical Specifications
Find Most of our Tinius Olsen Product Line within our Tensile Testing Catalog here and a sample of our jaws, inserts, and k-grips below.
Tinius Olsen Flat and Vee Jaws
View 3.5" FLAT Jaw for 200,000lb. Capacity
Base
NumberDescription TO200350IFN1 3.5″ FLAT JAW View 3.5" VEE Jaw for 200,000lb. Machine Capacity
Base
NumberDescription Wire
RangeTO200350IVN1 3.5″ VEE JAW .50″ – 1.0″ TO200350IVN2 3.5″ VEE JAW 1.0″ – 1.5″ TO200350IVN3 3.5″ VEE JAW 1.5″ – 2.0″ View 4" FLAT Jaw For 300,000lb. Machine Capacity
Base
NumberDescription TO300400IFN1 4″ FLAT JAW View 4" VEE Jaw for 300,000lb. Machine Capacity
Base
NumberDescription Wire
RangeTO300400IVN1 4″ VEE JAW .50″ – 1.0″ TO300400IVN2 4″ VEE JAW 1.0″ – 1.5″ TO300400IVN3 4″ VEE JAW 1.5″ – 2.0″ View 4.5" FLAT Jaw For 400,000lb. Machine Capacity
Base
NumberDescription TO400450IFN 4.5″ FLAT JAW View 4.5" VEE Jaw for 400,000lb. Machine Capacity
Base
NumberDescription Wire
RangeTO400450IVN1 4.5″ VEE JAW .50″ – 1.0″ TO400450IVN2 4.5″ VEE JAW 1.0″ – 1.5″ TO400450IVN3 4.5″ VEE JAW 1.9″ – 2.6″
Tinius Olsen K-Grip Inserts and General TO Inserts
View K-Grip Insert For 5,000lb. Machine Capacity
Base
NumberDescription TOXX5081IIN1 INSERT View INSERT for 12,000/20,000/30,000lb. Machine Capacity
Base
NumberDescription TOX12125IIN1 INSERT TOX20125IIN1 INSERT TOX30125IIN1 INSERT View INSERT For 60,000lb. Machine Capacity
Base
NumberDescription TOX60200IIN1 3″ INSERT View INSERT For 100,000/200,000/160,000lb. Machine Capacity
Base
NumberDescription TOX100250IIN1 3″ INSERT TOX120250IIN1 3″ INSERT TOX160250IIN1 3″ INSERT
Connect With A Specialist
Your Tensile Testing needs are ready to be met with our comprehensive application data sheet. Let us know about your testing application and any applicable data about your testing machine and we will provide you with your quote and associated smart part number!
See some of our satisfied customers
Tensile Testing FAQ
What are your minimum order quantities?
All of our tensile testing jaws, inserts, and holders are manufactured in sets of four. when you order a quantity of 1, you will be purchasing a set of four jaws, or four inserts, or four holders.
What are your lead times for tensile testing products?
Sjogren is proud of our nimble ability to offer the fastest lead time in the industry. You can expect an average of two – five weeks, especially for these hardened products that go through a heat-treating process.
Knowing this will allow you to order ahead of your inventory.
What do tensile testing accessories cost?
Our tensile testing lines are highly competitive and they last more than twice as long as our competitors thanks to our enhanced production equipment and expert engineering. We have set pricing on most of our tensile testing line across the board, generally within $500-$1500 per set depending on your specific customizations.
All pricing is subject to change dependent on steel and other metal market pricing.
Get Your Tinius Olsen Replacement Jaws and Accessories Quote Started Today– Fast & Reliable Pricing And Delivery!
Tell us your wire processing needs, and our team will provide a tailored quote quickly. Get the best solution for consistent wire drawing today!