composite office tables

IS 8126: Scope and Key Specifications for Composite Office Tables

Scope (Clause 4.1)

• Composite office tables are classified into:
  • Type a: Table with a single storage unit
  • Type b: Table with double storage units

Dimensions and Tolerances (Clause 5.1)

• Table tops must conform to these overall dimensions.
• Thickness is standardized at 20 mm for all sizes.

Additional Notes

• Refer to Annex A for related Indian Standards necessary for composite office tables.
• The standard ensures uniformity in design for ergonomic and manufacturing consistency.

flowchart TD
    A[Composite Office Tables] --> B[Single Storage Unit]
    A --> C[Double Storage Unit]
    B & C --> D[Table Tops]
    D --> E[Dimensions as per Table 1]
    E --> F[Length: 1200-1800 mm]
    E --> G[Width: 600-900 mm]
    E --> H[Thickness: 20 mm]

This concise summary provides the essential scope and dimension details per IS 8126.

IS 8126:1993 references several Indian Standards essential for composite office tables, particularly for materials and finishes. Key points:

Referenced Indian Standards (Annex A highlights)

• IS 2:1960 – Rules for rounding off numerical values.
• Standards related to wood-based panels: particle boards, plywood, hardboards, MDF.
• Standards for steel components finishes and performance.
• Other relevant IS codes for materials, dimensions, and testing methods.

Important Specifications:

• Composite tables combine metal frames and wood-based panel tops.
• Material tolerances and quality per referenced IS ensure uniformity.
• Performance requirements for steel finishes are included to ensure durability.

Rounding Off Rule (IS 2:1960)

• Final test values must be rounded to the same number of significant digits as the specified values.

Summary Table of Key IS Codes Referenced

flowchart TD
    A[IS 8126: Composite Office Tables] --> B[Wood-based Panels]
    A --> C[Steel Components]
    B --> D[Particle Boards (IS 3087)]
    B --> E[Plywood (IS 303)]
    B --> F[Hardboards (IS 101)]
    C --> G[Steel Finishes (IS 13601)]
    A --> H[Rounding Rules (IS 2)]

This framework ensures composite tables meet quality, durability, and manufacturing standards. For detailed formulas or dimension tables, refer to the specific IS codes listed in Annex A of IS 8126.

IS 8126: Key Material Specifications for Composite Office Tables

• Wooden Table Tops (Clause 3.8)

  • Materials must comply with IS 4414:1990 (Specification for wooden table tops).
  • Use wood-based panels like particle boards, veneered particle boards, hardboards, MDF, plywood with uniform quality and close tolerance.

• Steel Components (Clause 8.1)

  • Steel parts should meet the updated performance and finish requirements as per the standard (refer IS for specific steel grades and finishes).

• Aluminium Sheets (Clause 3.1)

  • Aluminium sheets must conform to alloy designations 31000, 52000, 31500, or 40800 in H2 temper as per IS 737:1986.

Summary Table of Material Standards

Notes on Rounding Off (IS 2:1960)

• Final test/calculated values must be rounded to the same number of significant digits as specified in the standard.

flowchart LR
    A[Materials for Composite Tables] --> B[Wooden Table Tops]
    A --> C[Steel Components]
    A --> D[Aluminium Sheets]

    B --> E[IS 4414:1990]
    C --> F[Steel grade & finish per IS 8126]
    D --> G[IS 737:1986 alloys 31000, 52000, 31500, 40800 (H2)]

This concise summary helps ensure material compliance for composite office tables per IS 8126.

IS 8126: Key Specifications for Composite Office Tables

Types (Clause 4.1)

• Single storage unit table: One storage compartment (drawer or cabinet) on one side.
• Double storage unit table: Storage compartments on both sides.

Dimensions & Components (Clauses 6.2 - 6.17)

• Tables are assembled from standardized components (legs, tops, storage units).
• Table tops conform to IS 4414:1990 and come in sizes from Table 1 (typical sizes below).

Table 1: Typical Table Top Sizes (from IS 8126 / IS 4414)

Additional Notes

• Storage units dimensions vary but must fit under the table top with adequate legroom.
• Tolerances on dimensions ensure interchangeability of components.
• Materials and finish should conform to durability and aesthetic standards per IS 8126.

flowchart LR
    A[Composite Office Table] --> B[Single Storage Unit]
    A --> C[Double Storage Unit]
    B --> D[Table Top (IS 4414)]
    C --> D
    D --> E[Standardized Components]
    E --> F[Legs]
    E --> G[Storage Units]

For detailed construction and finish, refer to clauses 6.2 to 6.17 in IS 8126.

IS 8126: Dimensions and Tolerances for Composite Office Tables

1. Dimensions of Table Tops (Clause 5.1, Table 1)

• Note: Thickness is constant at 20 mm for all sizes.

2. Tolerances (Clause 5.3)

• Length & Width: ±6 mm
• Thickness: ±5%

3. Storage Unit Compatibility (Clause 6.4.1)

• Single storage unit: Use size i) table top (1200 × 600 mm)
• Double storage unit: Use sizes ii), iii), iv) table tops

Summary:

graph TD
    A[Composite Office Table] --> B[Table Top]
    B --> C{Size}
    C -->|Single Storage| D[1200 x 600 x 20 mm]
    C -->|Double Storage| E[1350/1500/1800 x 750/900 x 20 mm]
    A --> F[Storage Unit]
    F --> G[Single Storage Unit]
    F --> H[Double Storage Unit]

This ensures interchangeability and standardization per IS 8126.

IS 8126: Construction and Components - Key Points

1. Steel Components (Clause 8.1)

• Steel parts must conform to specified dimensions and tolerances.
• Fabrication should ensure strength and stability for office furniture.

2. Wooden Table Tops (Clause 3.8 & Table 1)

• Must comply with IS 4414:1990 (specifies wood quality and finish).
• Sizes as per Table 1 (typical dimensions):

3. Composite Office Tables (Clause 4.1 & 6.2-6.17)

• Two types:
  • Single storage unit
  • Double storage unit
• Components must be assembled as per specified clauses ensuring modularity.

4. Dimensions and Tolerances (Clause 5)

• Standard tolerances for length, width, and thickness ±2 mm.
• Alignment and fitment tolerances to ensure smooth assembly.

Summary Diagram: Composite Table Components Assembly

graph LR
A[Table Top (Wooden)] --> B[Steel Frame]
B --> C[Storage Unit - Single/Double]
C --> D[Legs & Supports]

References:

• IS 4414:1990 for wooden tops
• IS 8126 clauses 3.8, 4.1, 6.2-6.17, 8.1, 5

This ensures durable, standardized office furniture with modular construction.

IS 8126: Assembly Methods for Composite Office Tables

Key Assembly Methods (Clause 7.1)

• Screwing
• Bolting
• Welding

These ensure structural integrity and ease of disassembly or repair.

Steel Components (Clause 8.1)

• Steel parts must conform to specified dimensions and tolerances.
• Welding and bolting are common for steel assemblies.

Composite Office Tables (Clause 6.2 & 4.1)

• Assembled from components detailed in Clauses 6.2 to 6.17.
• Two types:
  • Single storage unit
  • Double storage unit

Table Tops (Clause 6.2)

• Sizes per Table 1 (IS 8126)
• Must conform to IS 4414:1990 for wooden table tops.

Typical Assembly Specifications:

Summary Diagram

graph LR
A[Components] --> B[Screwing]
A --> C[Bolting]
A --> D[Welding]
B --> E[Wooden Parts]
C --> F[Steel + Wood]
D --> G[Steel Parts]

For detailed dimensions and tolerances, refer to Clause 5 and Table 1 of IS 8126.

IS 8126 Finishing Requirements Summary

1. Aluminium Components (Clause 8.3)

• May be anodized as per purchaser's requirement.
• Must conform to Grade AC 25 of IS 1868:1968 for anodizing quality.

2. Steel Components (Clause 8.1)

• Surface Preparation:
  • Remove dents, burrs, sharp edges.
  • Pickling, scrubbing, rinsing to remove grease, rust, scale.
• Phosphating Treatment:
  • Mild steel parts treated as per IS 3618:1966.
• Priming:
  • Apply primer coat (e.g., red oxide, zinc chromate).
• Putty Application:
  • Use putty conforming to IS 110:1983 for surface filling.
• Aluminium Primer:
  • Must conform to IS 5660:1970.

3. Wooden Table Tops (Clause 3.8)

• Materials as per IS 4414:1990.

Key References Table

This ensures durable, corrosion-resistant, and aesthetically acceptable finishes for composite office tables.

IS 8126: Performance Requirements and Testing Summary

1. Performance Requirements for Finishes

• Aluminium Components (Clause 8.3):

  • Anodizing optional as per purchaser.
  • Must conform to Grade AC 25 of IS 1868:1968.

• Steel Components (Clause 9):

  • Finish must meet specified performance requirements.
  • Impact resistance tested as per IS 101 (Part 5/Sec 3):1988.

2. Testing Methods

• Impact Resistance Test (Clause 9.3):
  • Conducted per IS 101 (Part 5/Sec 3):1988.
  • Ensures durability of steel finishes under mechanical impact.

3. Additional Notes

• Referenced standards in Annex A are integral for compliance.
• Rounding of test results follows IS 2:1960 rules.
• Composite furniture standards relate to uniformity in materials and finishes.

Quick Reference Table for Finish Testing

flowchart TD
    A[Start: Select Component] --> B{Is it Aluminium?}
    B -- Yes --> C[Apply Anodizing per IS 1868:1968]
    B -- No --> D{Is it Steel?}
    D -- Yes --> E[Apply Steel Finish]
    E --> F[Conduct Impact Resistance Test per IS 101]
    D -- No --> G[Refer Annex A for other materials]
    C --> H[Finish Performance Confirmed]
    F --> H
    G --> H

This summary should guide testing and performance verification of composite office table components per IS 8126.

IS 8126:1993 - Marking and Identification (Clauses 12.1 & 12.1.1)

• Marking Requirements:

  • All metal tables and keys must bear a manufacturer's mark for traceability.
  • Keys must have an identification number.
  • Corresponding locks must carry the same identification number as their keys.

• Composite Office Tables:

  • May also be marked with the Standard Mark (quality certification).

• Wooden Table Tops:

  • Must comply with IS 4414:1990 for material specifications.

Summary Table for Marking

This ensures product traceability and quality assurance as per IS 8126.

flowchart LR
    A[Metal Table] --> B[Manufacturer's Mark]
    C[Key] --> D[Manufacturer's Mark + ID Number]
    E[Lock] --> F[Same ID Number as Key]
    G[Composite Table] --> H[Standard Mark (Optional)]

IS 8126 - Ordering Information Summary

Key Ordering Details (Clause 11.1)

Purchaser must specify:

• Type & size of table top (refer Table 1 for sizes)
• Type & number of storage units (single/double; see Fig.1 for typical units)
• Type of tubular pedestal
• Colour of finish
• Alternative construction/finish methods, if any

Storage Units & Table Sizes (Clause 6.4.1)

• Single storage unit → Use first size of table top (Table 1)
• Double storage units → Use second, third, or fourth sizes of table tops

Packing (Clause 10.1)

• Components must be packed to prevent damage during transit

Table 1 (Typical Table Top Sizes)

Note: Actual dimensions to be confirmed from IS 8126 Table 1.

Typical Storage Units (Fig.1)

• 1A: Three-Drawer Unit
• 1C: Drawer and Filing Unit

flowchart TD
    A[Purchaser Order] --> B[Specify Table Top Type & Size]
    A --> C[Specify Storage Unit Type & Number]
    A --> D[Specify Tubular Pedestal Type]
    A --> E[Specify Colour Finish]
    A --> F[Specify Alternative Methods if Any]
    B --> G[Refer Table 1 for Sizes]
    C --> H[Refer Fig.1 for Storage Units]
    G --> I[Single Storage Unit → Size 1]
    G --> J[Double Storage Units → Sizes 2,3,4]

This ensures clear communication for manufacturing composite office tables per IS 8126.

IS 8126: Standard Mark and Certification for Composite Office Tables

• Clause 12.1:

  • All metal tables and keys must bear a manufacturer's identification mark.
  • Keys must have an identification number, and locks must carry the same number as their corresponding keys.

• Clause 12.1.1:

  • Composite office tables may also be marked with the Standard Mark, indicating compliance with IS 8126.

• Purpose of Marking:

  • Ensures traceability of manufacturer and product quality.
  • Confirms adherence to the standard's specifications.

• Rounding Off:

  • Test results and measurements must be rounded off per IS 2:1960 rules, maintaining the same number of significant figures as specified.

Summary Table for Marking

This marking system ensures quality control, traceability, and standard compliance for composite office tables under IS 8126.