IS 11551 : 2024

What this standard covers

This Indian standard specifies requirements and methods of sampling and tests for 'E' -glass fibre chopped strand mat, the strands being laid at random and held together with a chemical binder, for the reinforcements of epoxy, phenolic and polyester resin systems in accordance with the mat supplier's instructions.

Scope, quoted from IS 11551 : 1996 — the 1996 edition in the public archive, not the current IS 11551 : 2024. Read the full standard

The BIS registry lists the current edition as IS 11551 : 2024. The publicly archived copy quoted here is the 1996 edition, so wording and requirements may have changed since. Check the official BIS listing for what is in force.

Requirements and tests, as the standard names them

• 4.1 Manufacture
• 4.2 Defect and Impurities
• 4.4 Keeping Properties
• 6.1 Sampling

Sub-clause names as printed under the headings “REQUIREMENTS”, “SAMPLING AND CRITERIA FOR CONFORMITY” in IS 11551 : 1996 (the 1996 archived edition; BIS lists 2024 as current). Values and limits are deliberately not reproduced here — read them in the standard itself.

How the standard is organised

• 2 NORMATIVE REFERENCES
• 4 REQUIREMENTS
• 5 PACKING AND MARKING
• 6 SAMPLING AND CRITERIA FOR CONFORMITY

Edition history (per the BIS registry)

• IS 11551 : 2024 — current edition

Where this standard is used on NirmanDost

CPWD DSR 2021 (Civil Works)

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