Boiler making – Multivent Hvac Construction company Ltd

Multivent perform boiler making work which encompasses a wide range of specialized services for our clients most in Botswana and Western African countries – Nigeria.
Our expertise is sought year-round since stress fractures, leaks, and rust and corrosion cause a continual need for repair or replacement for equipment that often operates at very high temperature and pressure.
We can manufacture utilizing the latest technologies to produce new equipment, make alterations, retrofit, and replace existing equipment.
We understand what is required for the bond that must occur for the critical components to merge and ensure proper bonding, fit-up, and closure

OUR SERVICES:

 Manufacturing
 Fabrication
 Maintenance
 Recertification (Rerating)
 Retrofit
 Code Repair
 Demolition

EQUIPMENTS:

 Shell and Tube Heat Exchangers
 Code Vessels
 Pressure Vessels
 Boilers
 Storage Tanks
 Tower and Column Retrofit
 Reactor Retrofit
 Heater and Furnace Retrofit
 Equipment Components

SERVICES:

 Machining
 Drilling
 Welding
 Overlay Welding
 Plate Rolling
 Mechanical Tube-End Expansion
 Engineered Lifts
 Rigging
 Refractory
 Anchoring Systems
 Bolting and Sealing
 Painting

Performance based trust

 Welding new material to existing
 Restricted access to the work
 Restricted visual of the work
 Environmental influences which impact the weld
 Metallurgy resistance to the bond
 Weld rejection rate < 2% Field) (< 0.5% Shop)
 800+ approved section IX weld procedures
 Certified Welding Inspectors

Welding Processes

 Shielded Metal Arc Welding (SMAW),(MMA)
 Gas Tungsten Arc Welding (GTAW),(TIG)
 Gas Metal Arc Welding (GMAW),(MIG),(MAG)
 Flux Core Arc Welding (FCAW)
 Submerged Arc Welding (SAW)
 Electroslag Welding (ESW)

Metals

 Aluminum and (Al) Aluminum Alloys
 Carbon Steel and Low-alloy steels (CS, HSLA)
 Chrome Moly Steel (Cr-Mo)
 Stainless Steel (SS) 300 & 400
 Stainless Steel – Duplex
 Copper and Copper Alloys (Cu)
o Copper (Cu)
o Brass
o Silicon Bronze
o Aluminum Bronze
o Copper-Nickel
 Nickel and Nickel Based Alloys:
o Nickel (Ni), i.e. Nickel 200
o Nickel-Copper Alloys, i.e. Monel 400
o Chromium-Bearing Solid Solution Alloys, i.e. Incoloy 825, C-276, Inconel 625, Inco 686, .
o Nickel-Molybdenum Alloys, i.e. Hastelloy B-2
o Precipitation-Hardening Alloys, i.e. Inconel 718/725, Monel K-500.
 Titanium (Ti)
 Zirconium (Zr)

Environmental, Health, and Safety Controls

We are the guardians of the environment, our health, and safety and are responsible to help ensure our culture is reality in every work place and at home.
We provide services to our existing clients in to support their ESG and GHG reduction programs in the basins we operate in. We utilize our capabilities in electrical contracting, automation
programming, control and automation panel fabrication in our shop, engineering support, and manpower for field survey and data collection to implement ESG and GHG initiatives in the field.

We are a solutions integrator and contractor that operates in the oilfields for the installation of equipment, control systems, measurement devices, monitoring equipment, and full SCADA along with the communication equipment to report data as needed.

Health and Safety

Our aim is to ensure that our thinking and actions align with our belief that all injuries and EHS incidents are preventable. We recognize the extreme diligence, care, and investment required to ensure that our work environments are free from safety hazards that may cause injury or damage to property. We test and monitor safety and health systems at frequencies required for integrity. We
promote and support wellness for our employees.

Process

We concentrate our focus on leading indicators that identify trends to help prevent potential negative consequences. We make changes to existing or planned execution strategies accordingly. These are identified through information obtained from our field JSAs, audits, and work-place observation. We respond with specialized focus bulletins, training, and crew huddles to drive increased awareness to neutralize any heightened risk issues.

Training

Each individual must be skilled and equipped for their craft or core competency, possess the knowledge required to recognize hazards, able to navigate safely to and from their work location,
perform their work activity without personal injury, and protection of others that may be impacted by
their actions.

 Pre-job Site
 Fit-For-Duty
 Hazard Communication (SDS)
 Industrial Hygiene
 Job Safety Analysis (JSA)