Specification For Steel Doors, Windows And Ventilators

IS 1038: Scope - Key Specifications & Tables

IS 1038 covers steel doors, windows, ventilators, and fixed-lights, including their construction, sampling, glazing, and fixing.

1. Sampling Scale (Clause 1.2, Table 3)

2. Glass Sizes & Glazing Clips (Clause 1.8, Table 1)

• Glass panes have designated sizes with clearance allowances.
• Number of glazing clips per pane varies by size and door/window type.
• Example: For door type 6HS20, glass size 466×249 mm requires specific clips.

3. Purchaser's Information (Appendix A, Clause 4.4)

Purchaser must specify:

• Type & size of unit (designation).
• Fixing method (brick, stone, concrete, steel).
• Hinges type (projecting, non-projecting, friction).
• Fittings (couplings, weather bars).
• Mullion/transom cutting details.
• Fly-proof screens requirement.
• Opening direction (inside/outside).
• Finish type.
• Wood or metal bead glazing preference.

4. Additional Notes

• Weather bar mass: 1.8 kg/m.
• Rounding off values per IS 2-1960.
• Agreement between purchaser and manufacturer essential for some clauses.

This summary aids compliance and ordering clarity under IS 1038. For detailed design

IS 1038: Terminology & Key Specifications

1. Sampling (Clause 1.2, Table 3)

• Lot size determines sample size and permissible defectives.
• Example from Table 3:

2. Information Required from Purchaser (Appendix A, Clause 4.4)

• Type & size of unit (door/window)
• Fixing surface (brick, stone, concrete, steel)
• Hinges type (projecting/non-projecting/friction)
• Fittings & accessories (couplings, weather bars)
• Mullion/transom details
• Fly-proof screens requirement
• Opening direction (inside/outside)
• Finish type
• Glazing bead type (wood/metal)

3. Glass Sizes & Glazing Clips (Table 1)

• Glass pane sizes vary by designation (e.g., 6HS20, 8HS20)
• Number of glazing clips specified per pane

4. Rounding Off (Clause 0.8)

• Round off test/analysis results per IS 2-1960, retaining significant figures as per specified values.

Summary Diagram: Sampling Decision Flow

flowchart TD
    A[Determine Lot Size] --> B{Lot Size Range}
    B -->|Up to 50| C[Sample Size = 5, Defectives = 0]
    B -->|51 to 150| D[Sample Size = 8, Defectives = 0]
    B -->|151 to 300| E[Sample Size = 13, Defectives = 1]
    B -->|More| F[Refer to Table 3 for sample size]

This concise overview

IS 1038 Key Points on Designation & Direction of Closing

1. Designation of Doors, Windows, Ventilators (Clause 4.3)

• Format: Width - Type - Height
• Width: Number of modules across opening width
• Type Letters:
  • C = Centre hung shutter
  • F = Fixed glass panes
  • H = Horizontal glazing bars
  • N = No horizontal glazing bars
  • S = Side hung shutters
  • T = Top hung shutters
• Height: Number of modules in height

Example:
10HS12 = 10 modules wide, Horizontal glazing bars, Side hung, 12 modules high

2. Direction of Closing (Clause 3.1 & 6.5.5)

• Direction and face of doors/windows per IS 4043-1969.
• For double doors, the first closing leaf is the left-hand leaf when viewed from the push side.
• First closing shutter must have concealed bolts (brass/aluminium/steel) at top & bottom to prevent drooping.

3. Standard Sizes & Clearances (Clause 4.1.1)

• Overall dimensions include 10 mm clearance on all sides for fitting into modular openings.
• Sizes are measured to the outside of frames.

4. Summary Table: Type Letters

5. Visual Concept (Mermaid.js)

graph LR
A[Width (modules)] --> B[Type (C, F, H, N, S, T)]
B --> C[Height (modules)]
C --> D[Designation e.g. 10HS12]

E[Double Door Push Side View] --> F[Left Leaf Closes First]
F --> G[Concealed Top & Bottom Bolts]

This concise format helps in specifying door/window types and ensures proper installation and operation per IS 1038.

IS 1038: Standard Sizes, Tolerances & Designations Summary

1. Standard Sizes (Clause 4.1)

• Steel doors, windows, ventilators, and fixed lights sizes as per Fig. 2 (not shown here).
• Sizes are standardized for ease of manufacture and installation.

2. Tolerances (Clause 4.2)

• Size variation allowed: ±1.5 mm for door, window, ventilator, and fixed-light frames.

3. Designations & Glass Sizes (Clause 5.3 & Table 1)

• Designations follow a code (e.g., 6HS20, 8NS21) indicating type and size.
• Glass sizes for each designation are specified with width × height in mm.
• Number of glazing clips per pane is given (mostly 2 or 4).

Key Table Extract (Glass Sizes & Glazing Clips)

Additional Notes:

• Direction and face designation per IS 4043-1969.
• Hot rolled steel sections per IS 2835:1987.
• Glass specifications per relevant IS standards.

flowchart LR
    A[Standard Sizes] --> B[Doors, Windows, Ventilators]
    B --> C[Dimensions as per Fig.2]
    A --> D[Tolerances]
    D --> E[±1.5 mm]
    A --> F[Designations]
    F --> G[Codes like 6HS20, 8NS20]
    F --> H[Glass Sizes & Clips Table]

Summary: Use ±1.5 mm tolerance for frame sizes; select glass sizes and glazing clips from Table 1 per designation;

IS 1038: Materials and Sections Key Points

Rolled Steel Sections (Clause 5.1 & 5.1.1)

• Rolled steel sections for steel doors, windows, ventilators, and fixed-lights must conform to IS: 7452-1982.
• Steel used shall also comply with IS: 7452-1982 (hot rolled steel sections specification).

Glass Sizes & Glazing Clips (Table 1)

• Glass sizes are specified with clearance allowances.
• Example glass size for side-hung doors (designation 6HS20): 466 × 249 mm with a specified number of glazing clips.
• Number of glazing clips varies per pane size and type (see Table 1 for details).

Fabricated Weather Bars

• Mass per meter: 1.8 kg.
• Detailed in Fig. 4 (not shown here).

Summary Table Extract (Glass Sizes for Doors)

Additional Notes

• All dimensions are in millimeters.
• Use IS 7452-1982 for detailed steel section properties and steel quality.
• For fabrication, follow dimensional and mass specifications strictly for weather bars and coupling sections.

flowchart TD
    A[Steel Sections] --> B[Conform to IS 7452-1982]
    A --> C[Used for Doors, Windows, Ventilators]
    D[Glass Sizes] --> E[Specified per Table 1]
    E --> F[Glazing Clips Number]
    G[Weather Bar] --> H[Mass = 1.8 kg/m]

For detailed steel section dimensions and mechanical properties, refer directly to IS 7452-1982.

IS 1038: Fabrication & Construction Details - Key Points

1. Fabricated Weather Bar

• Mass per metre: 1.8 kg
• Refer Fig. 4 for weather bar with steel plate details.

2. Glass Sizes & Glazing Clips (Table 1)

• Glass sizes are given with clearances for various door/window types.
• Example for Side Hung Doors (Horizontal Glazing Bars):

• Clearance allowances ensure proper fit and movement.

3. Construction Details

• Clause 6.1.6: Construction details for doors, windows, ventilators, fixed lights are illustrated in Fig. 6 to 12.
• Clause 4.1: Types and overall sizes per Fig. 2.
• Clause 5.1: Use of Rolled Steel Sections for framing.

Summary Diagram (Conceptual)

graph TD
A[Steel Door/Window Frame] --> B[Rolled Steel Sections]
B --> C[Fabricated Weather Bar (1.8 kg/m)]
A --> D[Glass Pane (Size per Table 1)]
D --> E[Glazing Clips (Quantity per pane)]
A --> F[Construction Details (Fig 6-12)]

Use IS 1038 figures and tables for exact dimensions and fabrication guidance.

IS 1038: Fixing and Installation Key Points

1. Fixing Screws and Lugs (Table 2, Clause 7.2)

2. Fixing Components

• Slotted Fixing Lug (Fig. 31): 70 × 14 × 3.15 mm, countersunk galvanized screws & nuts 12 × 6 mm.
• Fixing Clip (Fig. 32): For steel work, use 8 mm galvanized bolts and hexagonal nuts.

3. Surface Treatment

• Hot Dipped Galvanizing (Clause 8.1.3):
  • Thickness ≥ 0.5 kg/m² zinc coating per IS: 1477 (Part I)-1977.
• Painting (Clause 8.1.1):
  • Two coats after surface pretreatment by brushing, spraying, or dipping.
  • Use primers per IS: 102-1962, IS: 1477 (Part II)-1971, or IS: 2074-1979.

4. Fixing Hole Positions

• Refer to Fig. 29 for approximate fixing hole locations and number of fixing lugs.

Summary Diagram of Fixing Types

graph LR
A[Fixing to Wooden Frames] --> B[35 mm No. 10 Galvanized Wood Screws]
C[Fixing to Concrete/Brick Plugs] --> D[65 mm No. 10 Gal

IS 1038: Painting and Finishing Key Points

1. Pretreatment (Clause 8.1)

• Clean steel surfaces thoroughly (remove rust, millscale, dirt, oil).
• Methods: Mechanical (sand/shot blasting) or chemical (pickling).

2. Phosphating and Painting (Clause 8.1.2 & 8.1.1)

• Dip units in phosphating solution per IS 1477 (Part 1): 2000.
• Follow with one coat of primer by dipping in red oxide zinc chrome primer (per IS 2074: 1992).
• Air dry or stove dry after painting.
• Alternative painting methods:
  • Brushing with ready mixed paint (IS 102:1962).
  • Spraying with suitable primers (see Appendix D, IS 1477 Part II:1971).
  • Dipping in primer bath followed by air drying.

3. Hot Dip Galvanizing (Clause 8.1.3)

• Dip units in molten zinc bath per IS 1477 (Part 1): 1971.
• Zinc coating thickness ≥ 0.5 kg/m² uniform.

Summary Table

flowchart TD
    A[Steel Surface] --> B{Pretreatment}
    B -->|Mechanical| C[Sand/Shot Blasting]
    B -->|Chemical| D[Pickling]
    C --> E[Phosphating Solution (IS 1477)]
    D --> E
    E --> F[Primer Coat (Red Oxide Zinc Chrome, IS 2074)]
    F --> G[Air or Stove Drying]
    B --> H[Hot Dip Galvanizing (IS 1477)]
    H --> I

IS 1038: Glazing Requirements Summary

1. Glass Thickness & Quality (Clause 5.3)

• Minimum thickness: 3 mm.
• Glass must conform to IS 2835:1987 (Flat transparent sheet glass).
• Glass panes must have squared corners and straight edges.

2. Glass Sizes & Glazing Clips (Table 1)

• Glass sizes vary by door/window designation (e.g., 6HS20, 8HS20).
• Sizes are indicative with clearance allowance.
• Number of glazing clips per pane is specified, typically 2 clips for small panes, 4 clips for larger panes.

Example from Table 1 for Doors (Side Hung Type - Horizontal Glazing Bars):

3. Glazing Clips (Clause 9.1.1)

• Must be provided as standard fittings for putty glazing.
• Fixing method per Clause 9.1.1.1.
• Quantity per pane as per Table 1.

Quick Reference:

• Glass thickness: ≥ 3 mm (IS 2835:1987)
• Glass size: As per Table 1 (varies by door/window type)
• Glazing clips: 2 or 4 per pane depending on pane size

flowchart TD
    A[Glass Pane] --> B{Thickness ≥ 3 mm}
    B -->|Yes| C[Conforms to IS 2835:1987]
    C --> D[Properly squared corners & straight edges]
    D --> E[Select size from Table 1]
    E --> F{Pane size}
    F -->|Small| G[2 Glazing Clips]
    F -->|Large| H[4 Glazing Clips]
    G & H --> I[Fix clips as per Clause 9.1.1.1]

For detailed sizes and

IS 1038: Sampling & Criteria for Conformity (Steel Doors/Windows/Ventilators/Fixed-lights)

1. Sampling Procedure (Clause 1.2, 1.3 & Appendix B)

• Sample size depends on lot size (number of units) as per Table 3 below.
• Units must be randomly selected (IS 4905-1968 recommended).
• Sampling includes sub-samples for detailed checks.

2. Criteria for Conformity (Clause 10.1 & Appendix B)

• The lot passes if defectives ≤ permissible number.
• Sub-sample defectives must also be within limits.
• Purchaser must specify key details (Appendix A) such as:
  • Type/size/designation
  • Fixing method (masonry/concrete/steel)
  • Hinges type
  • Fittings & finishes
  • Opening direction
  • Glazing bead type

Summary Flowchart

flowchart TD
    A[Start: Lot Received] --> B[Determine Lot Size]
    B --> C{Select Sample Size from Table 3}
    C --> D[Randomly Select Units (IS 4905-1968)]
    D --> E[Inspect Sample Units]
    E --> F{Defectives ≤ Permissible?}
    F -- Yes --> G[Lot Accepted]
    F -- No

IS 1038 - Information to be Supplied by Purchaser (Clause 4.4 & Appendix A)

When placing an order for steel doors, windows, ventilators, and fixed-lights, the purchaser must provide the following key information:

• Type & Size: Specify door/window/composite unit type and size (designation per Clause 4.3).
• Fixing Medium: Indicate whether units are to be fixed in brick masonry, stone masonry, concrete, or steel.
• Hinges: Type required (projecting, non-projecting, friction).
• Fittings: Details of required fittings such as couplings and weather bars.
• Mullions & Transoms: Whether to be cut for masonry or steel work.
• Fly-proof Screens: Indicate if removable screens are needed.
• Shutter Operation: Specify if shutters open from inside or outside.
• Finish Type: As per requirements in Clause 8.
• Glazing Bead: Wood or metal bead instead of putty.
• Other Relevant Info: Any additional details relevant to manufacture or installation.

Additional Notes:

• Sizes other than modular can be agreed upon (Clause 4.1).
• Final values in tests should be rounded per IS 2:1960.

flowchart TD
    A[Purchaser] --> B[Specify Type & Size]
    A --> C[Fixing Medium]
    A --> D[Hinges Type]
    A --> E[Fittings Details]
    A --> F[Mullions & Transoms]
    A --> G[Fly-proof Screens]
    A --> H[Shutter Operation]
    A --> I[Finish Type]
    A --> J[Glazing Bead]
    A --> K[Other Info]

This information ensures correct manufacturing and installation per IS 1038 standards.

IS 1038: Sampling Procedures for Steel Doors, Windows, Ventilators, Fixed-Lights

Key Points from Clause 1.2 & Appendix B:

• Sampling depends on lot size; sample size and permissible defectives are per Table 3 (Scale of Sampling).

• Sampling & conformity criteria are detailed in Appendix B (Clause 10.1).
• Each lot is inspected separately to verify compliance (Clause B-1.1.1).
• Purchaser must supply detailed information (Appendix A, Clause 4.4) to ensure correct sampling and manufacture.

Summary:

• Select sample size based on lot size (Table 3).
• Check number of defectives allowed in sample and sub-sample.
• Inspect each lot independently.
• Ensure purchaser provides detailed order info for accurate sampling and production.

flowchart LR
    A[Lot of Units] --> B{Lot Size}
    B -->|Up to 50| C[Sample 5 units]
    B -->|51 to 150| D[Sample 8 units]
    B -->|151 to 300| E[Sample 13 units]
    B -->|301 to 500| F[Sample 20 units]
    B -->|501 to 1000| G[Sample 32 units]
    B -->|1001 to 3000| H[Sample 50 units]
    C --> I[

IS 1038: Key Details on Typical Sizes, Hardware & Specifications

1. Sizes & Types (Clause 4.1)

• Steel doors, windows, ventilators, fixed lights sizes as per Fig. 2.
• Standard modular sizes for openings, e.g., side hung, top hung, fixed lights.

2. Glass Sizes & Glazing Clips (Table 1)

• Glass panes have specified clearances.
• Example sizes (Width × Height in mm):

• Clips secure glass; quantity varies by pane size.

3. Hardware Specifications

• Handles (Clause 6.2.2):

  • Materials: pressed/cast brass, aluminum, or rust-protected steel.
  • Mounted on steel handle plate welded/screwed/riveted to frame.
  • Fixed before glazing; not easily removable after glazing.
  • See Fig. 8 & 9 for details.

• Hinges (Clause 6.5.2):

  • Doors: Larger steel hinges than windows.
  • Types:
    • Projecting (50 mm projection) — Fig. 22
    • Non-projecting — Fig. 23
    • Self-aligned — Fig. 24
  • Pins & washers: galvanized steel or aluminium alloy.
  • Projecting hinges allow door to fold back against wall.

• Kick Panels (Clause 6.5.1):

  • Double tray construction, 1.25 mm mild steel.
  • Welded or screwed to frame and glazing bar (Fig. 12).

4. Weather Bar

• Fabricated weather bar mass: 1.8 kg/m.
• Thickness: 1 mm push-fit weather bar.
• See Fig. 4 & 11 for weather bar details.

Summary Diagram: Hardware Assembly for Side Hung Door