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Body of turnbuckle for building
Concerning Turnbuckles:
Turnbuckles are metal fittings used for increasing the tension of wire ropes and so forth, and threaded rods are screwed in both ends of the body frames, a right-hand thread in one side and a left-hand thread in the other side. Turnbuckles are the products that can adjust the tension according to moving distance between the threaded rods by rotating the frames.
In construction, turnbuckles are used as tightening metal fittings of earthquake-resistant around steel bar braces (turnbuckle braces) for medium and low storied steel frame buildings. The turnbuckle braces are building materials designated by the Minister of Land, Infrastructure, Transport and Tourism in the Building Standards Act, and are also main structural members for the earthquake resistant of the steel frame buildings.
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[Notes]
1) Dimensional tolerance of the body’s length shall be within ±3%.
2) JIS frames do not have the hooks, eyes and straight.
3) 1kN=0.101972tf 1tf=9.80665kN
4) Screw accuracy of surface-untreated products: JIS B 0209-3 (ISO general purpose metric screw threads -Tolerances- Part3:Deviations for constructional screw theads) 8G
5) Screw accuracy of hot-dip galvanized products: JIS B 0209-5 (ISO general purpose metric screw threads -Tolerances- Part5:Limits of sizes for internal screw threads to mate with hot-dip galvanaized external screw threads with maximum size of tolerance position h before galvanizing)6AX
We are willing to provide a quotation for a single drawing and deal in metal products and resin products.
From design to surface treatment, we manufacture and sell products which meet our customers' needs.
Please feel free to contact us if there is anything that we can do for you. We are sure we could be of assistance to you.
We have substantial experience in export to various countries.
Please contact us by e-mail or online. We will provide you with an immediate and thorough response.
Seeing is believing, we therefore invite you to visit our factory. We are convinced that you will be satisfied with our products.
Please visit our URL for more details.
//www.auzac.jp/en/index.html
Small quantities, trial orders and sample orders are acceptable.
Our products are strictly under the control of ISO9001 QC system.
Business Instructions
Payment Terms: 100% advanced payment before shipment only.
Inquiry
We reply to your inquiry as soon as possible.
Certificate
We provide you with the Certificate of Origin or the Certificate of Manufacture (COO/COM) at the time of shipment.
We are the Japanese metalworking manufacturer which has reached 70th anniversary this year from the day of establishment in 1945.
We mainly manufacture terminal metal fittings used for wire ropes, and we can also handle metal processing in general.

We started export business five years ago, and we have been trying to respond to our customers’ inquiries more speedily and respectfully. Consequently, we have been doing business with many overseas customers.
We have been striving to offer our customers higher-quality products according to the designs based on analysis software and strength calculation, and we promise to do our best to provide the reliable and secure products.

We recently introduced a combined processing machine “Mazak INTEGREX” in order to meet more various requirements of our customers and we can perform more complex processing now. In addition, 3-D processing with the use of a three axis machining center is one of our strong points.

If we can be of any assistance to you, please do not hesitate to contact us.
When you want to know more!
Please copy and paste the URL below to view our website.
//www.auzac.jp/en/

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