INDUSTRIAL FABRICATION & ENGINEERING

Engineering Strength. Precision in Every
Detail.

SERVING OIL, GAS, POWER & NUCLEAR SECTORS

Specialized industrial fabrication and engineering solutions for demanding industries, backed by skilled professionals, advanced fabrication capabilities and ASME-compliant quality standards.

Heavy industrial fabrication shop

Heavy Engineering
Built on Integrity
and Precision

At Maple Heavy Engineering, we transform massive steel raw materials into high-precision, mission-critical infrastructure for the world's most demanding energy and processing sectors.

Heavy structural fabrication yard
0+ Tons Single Bay Crane Lift Capacity
0+ Sq. Ft. Heavy Fabrication Floor Area
0% On-Time Critical Project Delivery

CRITICAL ENGINEERING FOR
HARSH ENVIRONMENTS

Oil & Gas

High-pressure separators, scrubbers, slug catchers, pig launchers/receivers, and subsea manifold structures built to ASME & API 6A/17D standards.

Nuclear Power

Precision manufacturing of critical pressure vessels, shielding components, containment structures, and heat exchangers built to stringent ASME NQA-1 standards.

HEAVY ENGINEERING
CAPABILITIES

From a detailed roof assessment to expert installation and ongoing performance checks, our team makes switching to solar straightforward.

ASME Pressure Vessels and Reactors

Pressure Vessel Fabrication

Complete fabrication of pressure vessels in SS, LAS, and various alloy grades for oil, gas, and power applications

ASME Coded
Heavy Specialized Welding

Specialized Welding

Advanced overlay welding including SS, Inconel cladding, and ESSC strip cladding for corrosion resistance

Multiple Processes
Precision Heavy CNC Machining

Prefabrication

Plate rolling, CNC cutting, and precision preparation work for large-scale fabrication projects

CNC Precision
Heavy Blasting and Painting

Surface Treatment

In-house and on-site blasting (sand, garnet, grit) and painting as per DFT parameters and specifications

ASME Compliant
Workshop Tooling and Fixtures

Workshop Support

Manufacturing of fixtures, jigs, and support components for workshop and site operations

Custom Solutions
Level III NDT and QAQC

Structural Fabrication

Heavy structural fabrication in MS, CS, and SS including beams, pipe racks, and pressure parts

Multi-Material

Built for Heavy-Duty
Manufacturing

Our heavy industrial plant is strategically engineered with dedicated heavy bays, massive crane lifting capacity, and modern European fabrication machinery.

3 SAW Machines
6 TIG units
12 MIG Machines
4 Fronius TPS400I

Stainless Steel Overlay

Corrosion-resistant cladding for carbon steel substrates used in aggressive chemical environments

Inconel Overlay

High-temperature, high-corrosion resistance for extreme operating conditions

ESSC Cladding

High-deposition rate cladding for large surface areas with excellent metallurgical bond

Sterilite Welding on SS Pipe

High-deposition rate cladding for large surface areas with excellent metallurgical bond

Copper-Aluminum Welding

Challenging dissimilar metal joining for electrical and heat transfer applications

Featured Heavy
Engineering Projects

Explore some of our recent heavy engineering achievements delivered across global energy and industrial infrastructure projects.

Crude Oil Separator Vessel
OIL & GAS
ASME SEC VIII DIV 2

Three-Phase High Pressure Production Separator

Heavy wall pressure vessel fabricated in SA 516 Gr 70 with 316L stainless internal clad overlay and 100% RT examination.

Weight: 92 Tons
Design Press: 110 Bar
Diameter: 3.8 Meters
Heavy Offshore Flare Boom
OFFSHORE
AWS D1.1 / DNV-GL

Offshore Platform Cantilever & Flare Boom Structure

High-strength tubular steel fabrication utilizing S355ML and S460ML grades with post-weld NDT and offshore marine coating.

Weight: 145 Tons
Length: 42 Meters
Standard: DNV-OS-C101
Hydro Turbine Casing Machining
POWER GEN
ISO 2768-mK FINE

5-Axis Precision Machined Hydro Turbine Spiral Casing

Complex curved surface milling and boring of forged stainless alloy components with laser tracker geometric verification.

Tolerance: ±0.015 mm
Material: 13Cr4Ni
Weight: 28 Tons
Gas Dehydration Modular Skid
PETROCHEMICAL
ASME B31.3 / ATEX

Turnkey Gas Dehydration & Compression Skid

Fully integrated process skid with pre-installed piping, control valves, explosion-proof junction boxes, and full pressure testing.

Dimensions: 14m x 4.5m x 4m
Test Press: 220 Bar
FAT Passed: 100%

Talk to Our Heavy Engineering Specialists

Plant & Headquarters

619- Swagat Business Hub, 6th Floor, Near CNG Filling Station, ONGC Char Rasta, Hazira Road, Surat - 394510

Engineering Hotline

+91 99981 57202

Direct RFQ Inquiries

info@mapleheavyengineering.com

Fabrication Operations

24/7 Shift Operations | Plant Tours by Appointment

Request Technical Consultation & RFQ

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