Bongshai SteelSteel building manufacturer Search models
AISC & BNBC Certified • Export Ready
Uttara C/A, Dhaka – 1230
Heavy-duty steel structure  building BH-FB-101 by Bongshai Steel BongshaiSteel-104
Farm House

Low-cost Steel Structure Farm House

Model Code: BongshaiSteel-104

Starting from Tk 450 per sq ft Final price depends on size, site and finish — ask for an exact quote.

Bongshai steel building is offering a customized design. All framing is made of built-up section from MS steel plate. Built-up column, rafter are main frame and purlin, girt, bracing is secondary frame. Column is connected with concrete column by anchor bolt. All members are connected by high-strength bolts. Parameter of the Building Building span 10m~20m Length 30m ~ 300m Bay spacing 7.5m, 9m & 10m Height 4m ~ 5m

Structural Standard AISC 360 / Eurocode 3
National Code BNBC 2020 Compliant
Welding Standard AWS D1.1 Certified
Steel Grade SS400 / Q355 High Tensile
Export Destinations Middle East, Africa, South Asia
Quotation Basis Custom Per Project Dimensions
Request Project Quotation for BongshaiSteel-104
Technical datasheet

Low-cost Steel Structure Farm HouseFarm House · Bongshai Steel

MODEL BongshaiSteel-104

01Key attributes

Model number
BongshaiSteel-104
Product type
Farm House
Brand name
Bongshai Steel
Place of origin
Dhaka, Bangladesh
Design Standard
AISC, AISI, BSI
Load Combination
MBMA, IBC
Material
ASTM, BSI, JIS
Fabrication Standard
AWS
Construction Standard
BSI
Anchor Bolt
ASTM A36, Grade 4.6, yield strength 250 MPa
Built-up steel (main frame)
ASTM Grade 50, yield strength 344 MPa
Secondary frame (purlin, girt)
ASTM Grade 50, yield strength 344 MPa
Rod bracing & sag rod
ASTM A36, Grade 4.6, yield strength 250 MPa
High-strength bolt
ASTM A325, Grade 8.8
Mild steel bolt (MSB)
ASTM A36, Grade 4.6
Fastener
Improved heavy-duty hex-head self-tapping screws with neoprene washer
Translucent sheet for skylight
2 mm thick fiberglass profile sheets made of UV-resistant resin
Roofing sheet
Thickness 0.46 mm color-coated steel sheet
Engineering Breakdown

What are the engineering specifications of BongshaiSteel-104?

Structural Design and Load Capacity

The Low-cost Steel Structure Farm House (BongshaiSteel-104) is engineered by Bongshai Steel's in-house structural engineers to withstand high wind velocity, seismic forces, and heavy dead/live loads. All primary framing members are fabricated from certified structural grade steel, pre-drilled, pre-punched, and precision-cut for rapid on-site bolted assembly.

Surface Treatment and Corrosion Protection

Steel components are sandblasted and finished with an epoxy anti-corrosion coating in the Bongshai Steel factory before dispatch, for service in coastal and demanding industrial environments.

How to order or request an official quote for BongshaiSteel-104?

Because every pre-engineered building is custom engineered to client site dimensions, soil conditions, and eave heights, the price above is a starting figure only. Submit your required square footage and site location below or reach out via WhatsApp at +8801789-949060 to receive a comprehensive technical proposal and cost estimate within 24 hours.

Direct Inquiry

Request Official Quote for BongshaiSteel-104

Please provide your project specifications to receive an official engineering estimate.

Model BongshaiSteel-104 (Low-cost Steel Structure Farm House) is a certified pre-engineered farm house manufactured in Dhaka, Bangladesh by Bongshai Steel. Engineered to AISC 360, Eurocode 3, and BNBC 2020 standards, it is export-ready worldwide with custom project pricing.

AISC & BNBC Certified AWS D1.1 Welding Quality Author / Manufacturer: Bongshai Steel Engineering Team Model: BongshaiSteel-104 Last Updated: 2026-10-22