ASTM F Standard Specification for Compressible-Washer-Type Direct Tension Indicators for Use with Structural Fasteners. factured per ASTM F These tests indicated that the F DTIs exhibit less variability and indicate higher preloads at the specified DTI gaps compared. DIRECT TENSION INDICATORS. TO ASTM F (Hented,. Page 2. At Gerald Gentleman Unit 2 Direct Tension lndicators Save Five Times. Their Initial Gost.

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The chemical composition shall conform to the requirements given in Table 1, Product Analysis. The direct tension indicators shall conform to required chemical composition, compression load, outside diameter, number of protrusions, thickness values, inside diameter, and protrusion tangential diameter values. The main product standards: All tests and inspections required by this speci? Raised markings are prohibited. Workmanship, Finish, and Appearance 9.

Not exactly what you want? Such indentations or markings shall be equally spaced around the direct tension indicator and shall be clearly visible but no so large as to interfere with the function of the direct tension indicator. Historical Version s – view previous versions of standard.

ASTM F – Portland Bolt

Combining values from the two systems may result in non-conformance with the standard. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

See Research Council on Structural Connections: See Research Council on Structural Connections: China cone washer China saddle washers China washer making machine. The manufacturer shall afford the quality assurance representative all reasonable facilities to satisfy him that the direct tension indicators are being furnished in accordance with this speci?


Miss Cathy Zhang Tel: Stainless steel, S35C, S55C, 35 Other weathering Steels with Copper, Phosphorus, and Sulfur conforming to the speci? The job inspection gap shall be a gap less than the measured DTI test gap at 1. Packaging and Package Marking For such a plan to be fully effective, it is essential that the purchaser continue to maintain the identi?

Originally approved in Aztm tab washers China snap washers China threaded washers. ASTM International takes no position respecting the xstm of any patent rights asserted in connection with any item mentioned in this standard. The manufacturer shall identify and maintain the integrity of each production lot of direct tension indicators from raw material selection through all processing operations and treatments to? It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

This specification covers the requirements for two types Types 8.

Grade 10.9 ASTM F959 DTI washer

Current edition approved March 15, Materials and Manufacture 5. Last previous edition approved in as F — 07a. Rejection should be reported to the producer or supplier promptly and in writing. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

This standard does not purport to address all of the zstm concerns, if any, associated with its use.

ASTM F Washers|F Specification|compressible washer type tension indicator type Washers

This standard does not purport to address all of the safety concerns, if any, associated with its use. Approved March 15, 1 Revised weathering steel types —3 and —3 to allow furnishing on the basis of a Corrosion Resistance Index of 6 or higher in lieu of speci?


We will respond to you within 24 hours. This standard is subject to revision at any time by g959 responsible technical committee and must be reviewed every? And we will continue to serve you after sales and will be responsible for the mistakes from us. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address atsm below. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.

Link to Active This link will always route to the current Active version of the standard. No other units of measurement are included in this standard.

We can manufacture nonstandard parts according to your drawings. Direct Tension Indicator Finish Plain? A number in parentheses indicates the year of last reapproval.

This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.

Shipped in 7 days after wstm. Each lot shall be assigned its own lot-identi? Our goods will be packaged according to your requirements and be delivered as soon as possible according to our order.

Steel materials used in the manufacture of direct tension indicators shall be designed, processed, heat treated, and protectively coated asttm specified. In case of dissatisfaction with the results of the test, the producer or supplier may make claim for a rehearing. The epoxy shall not?