GB/T 7690.4-1989Textile glass--Rovings--Determination of stiffness (English PDF)
GB/T 7690.4 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 7690.4-2013 | Reinforcements - Test method for yarns - Part 4: Determination of stiffness | Valid |
| GB/T 7690.4-2001 | Reinforcements Test method for yarns - Part 4: Determination of stiffness | Obsolete |
| GB/T 7690.4-1989 | Textile glass--Rovings--Determination of stiffness | Obsolete |
GB/T 7690.4-1989 is obsolete. It has been replaced by GB/T 7690.4-2001. This page sells the obsolete edition, for projects and contracts that still cite it.
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Level / Type
National · Recommended
Scope
GB/T 7690.4-1989 (Textile glass--Rovings--Determination of stiffness) is available as an English-translated PDF.
GB/T 7690.4-1989 is the Chinese national standard "Textile glass--Rovings--Determination of stiffness". It is obsolete: it has been replaced by GB/T 7690.4-2001.
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Document preview — GB/T 7690.4-1989
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Status: obsolete, replaced by GB/T 7690.4-2001.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 7690.5-2013 — Reinforcements -- Test method for yarns -- Part 5: Determination of fiber diameter for glass fiber
GB/T 7690.3-1987 — Textile glass--Yarns--Determination of breaking force and breaking elongation
GB/T 7690.5-2001 — Reinforcements - Test method for yarns - Part 5: Determination of fibre diameter for glass fibre
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GB/T 7690.4-1989
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