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Quick-Lock and Big-Lock Compressed Air Piping

Compressed Air Piping and Fittings are a solid aluminum system that provides superior strength compared to other piping systems on the market. Our piping system is easy to install and delivers quality air, nitrogen, vacuum or inert gas that is equal to that of a high cost stainless steel system.
Our NeXt Generation of piping products offers an incredible rating of 300 PSI and 300°F across all the fittings in the product family. It is also meeting food grade regulations, and has a LIFETIME warranty covering all piping and fittings in the product series. Our USA production facilities will be providing expansive stock to our warehouses so that our Quick-Lock and Big-Lock product will be available when you need it.
  • Lifetime warranty on all piping and fittings
  • Leak free at 300 psi & 300°F
  • Food-grade compliant
  • Easiest installation/modification process
  • Unmatched commitment to safety
  • Quickest shipment of orders in the industry
  • Zero maintenance

  • Lightest product in the market
  • Fastest installed system compared to all others available
  • Structurally as strong as carbon steel
  • One-tenth the weight of same diameter steel
  • Tube and fittings manufactured from non-corrosive marine-grade aluminum
  • Guaranteed highest quality air delivery
  • Material construction and design allows highest flow rates and lowest pressure drops
  • System flexibility means simple modifications and/or additions
  • Lifetime leak-free guarantee
  • Our piping is manufactured from 100% recyclable materials

Quick-Lock Marine Grade Aluminum

Component Part

Material

1

Body

A380 Aluminum

Powder Coated

2

Nut

A380 Aluminum

Powder Coated

3

Plug

AISI 304 Stainless Steel

(Optional, Ported,
Straight Union Connector)

4

Safety Ring

Polymer

5

Clamping Washer

AISI 304 Stainless Steel

6

Double O-Ring Seals

Buna N, High Nitrile Viton

(Available Upon Request)

Big-Lock Marine Grade Aluminum

Component Part

Material

1

Body

A380 Aluminum

Powder Coated

2

Seal

Buna N, High Nitrile Viton

(Available Upon Request)

3

Bolts

Carriage / Grade 5 /

Zinc Plated

Component Technical Data

item

value

Temperature

Minimum: -4°F (-20°C)

Maximum: Viton 300°F (149°C)

Maximum: Nitrile 176°F (80°C)

Pressure

Minimum: -29.6 Hg (-0.99 bar)

Maximum: 230 psi (15.8 bar)

Fire Resistance

System does not stoke or propagate fires

Compatibility

Compressed Air, Vacuum, Inert Gases

Male Threads

National pipe thread ISO 228

Female Threads

National pipe thread ISO 228

Tubing Technical Data

item

value

Pressure: psi/bar

300/21

Thermal Conductivity at 77°F

209 W/m-k -1450 BTU-in/hr

Tubing Length

16 ft

Expansion Coefficient
(Avg @ 68° to 212°F per°F)

23.4 um/m-°C / 13 uin/in-°F

Extruded Aluminum

Aluminum 6063/AA6063-T5

Heat Capacity

0.9 J/g-°C / 0.215 BTU-in/hr-ft²

Chemical Composition

Si: 0.2 - 0.6 - Mg: 0.45 ÷ 0.9 - Fe: 0.35

Ultimate Tensile Strength

21.0 ksi / 21,000 psi

Designations

AA 6063 Alloy

Modulus of Elasticity

68.9 GPa / 10,000 ksi

Heat Treatment

Thermal Heat Treat “T5”

Tensile Strength

15.0 ksi min / 15,000 psi

Surface Treatment

PPG Duracron Protective Coating

Brinell Hardness

60 ÷ 70 HB

Density

2.7 g/cc - 0.0975 in/in³

Melting Point

615°C to 650°C / 1140 to 1210°F

Electrical Resistivity at 68°F

19 ohm-Cir. Mil/Foot

Percentage Elongation

8%

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