THE BIG TREE CONCEPTS LLC is a shareholding company formed in 1998 at Dubai, United Arab Emirates. Since that date it became one of the reputable companies in the field of supplies and services in the Middle East, which represents a selected number of multinational companies in the field of marketing and distribution of well service products, designing and manufacturing of valves, operation tools, for the distribution and transmission of oil and natural gas networks.

Recently, THE BIG TREE CONCEPTS LLC became the sole-exclusive agent for AUSTRALIAN PIPELINE VALVE Co. (APV), in the Middle East Area. (APV) is a multinational company headquartered in Australia, acknowledged as one of the world leaders in the design, manufacture and testing of BALL, GATE, GLOBE, PLUG & CHECK VALVES & STRAINERS.

The most common manufacturing standards, such as API, ANSI, ASME, DIN, and BS are implemented and we are prepared to meet any other requests.

Australian Pipeline Valve valves are in service world-wide in a variety of different onshore and offshore plants - oil and gas exploration, pipelines and storage units for oil and gas treatment plants, power generation plants and refineries.

Features like NACE specification, fire safe certified design, ESDV service suitability, cryogenic service suitability, metal to metal seating in ball valves, for high / low temperature and abrasive services, B & B - DB & B capability, DPE and SRT seat sealing systems etc. are also available.

The quality of the valves manufactured is always a priority at Australian Pipeline Valve, as well as the after sales service.
"Customer Satisfaction is the mission for Australian Pipeline Valve - no compromises"

Under the constant supervision of management, the quality and reliability of Australian Pipeline Valve valves is checked, verified and guaranteed by the implementation of appropriate Quality Control Procedures from the incoming raw materials, contract review, engineering and design, procurement, production processes to the final acceptance test.

All Australian Pipeline Valve valves are manufactured utilizing high quality raw materials procured from ISO qualified suppliers and specific tests are performed to maintain the high level of quality.

SPECIAL TESTS

Standard testing is carried out in full compliance with the API standards applicable to the manufacturing specifications.

Special product testing - high pressure gas testing, low temperature cryogenic testing, body and stem helium leakage testing, endurance testing, bending testing, high temperature testing and other specifically dedicated procedures are available and can be performed on request according to our customer's specifications.

MATERIAL SPECIFICATIONS

All manufactures valves are available for the widest range of applications in temperatures from -196 °C to 450 °C and in materials such as carbon steel, stainless steel, duplex and super duplex steels, Inconel 625 and higher, monel K400 and K500, incoloy 825 and higher, hastelloy, titanium etc.

Super-seal -High performance and lined butterfly valves for all industries including oil, gas, chemical etc.

Flowturn - Iron valves: gate, globe, check.

      2 way ball valves

      3 way and 4 way ball valves

      Deadman spring return valves

      Needle valves

      Strainers

      Sight glasses etc.

Steamco - Steam valves: parallel slide, stop check (SDNR), right angle globe.

Supercheck - Dual flap wafer check valves in iron and steel.

Torqturn - Turn ferrule stainless tube compression fittings, fully interchangeable (including all individual parts) with 2 market leading brands.

Pneumatic heavy duty piston actuators for pipeline valves for oil & gas installations. Covers all sizes, even up to very high torque range.

Automax - Pneumatic actuators ¼ turn, iron/ steel case, piston type and compact aluminum type.

Uniflow - Cast iron diaphragm valves, cast iron check valves with rubber flapper.