Quick Connect Air Hose Couplings

Alok

Material

Coupling body is manufactured  of  Spheroidal Graphite Iron which has undergone ferritization heat treatment.  Couplings are also available in Grade 316 Stainless Steel Material.  Nitrile Rubber Seals are oil resistant. All iron couplings are zinc plated silver.

Pressure Ratings

“NATA” Laboratory tested in accordance with AS1180-5D. Couplings with standard Nitrile rubber solid Seal 11,000 kpa [ 1600psi].  Couplings with  standard Nitrile rubber Bellow seal 1190psi.

Pressures Ratings exceed AS2554, Hose & Hose Assemblies for air: Max WP 1.6mpa [232psi], Min BP 6.4mpa [928psi]; and AS2660, Hose & assemblies air/water for underground Mines: Max WP  1.75mpa [254psi], Min BP 7mpa [1015psi].

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a-lok_450


B-lok

B-LOK “quick-connect” hose couplings are manufactured from SG Iron, and Stainless Steel in an ISO 9001:2000 Accredited foundry.

All B-Lok Couplings are fitted with:

  • Solid nitrile rubber seals suitable for compressed air containing oil mist.
  • Safety Clip.

Operating Pressure 10 Bar at 20 deg C.
Threads are available in BSP & NPT.
Sizes: 6mm, 10, 12, 20, 25, 32, 40, &50mm, nd.

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b-lok_450

Staytite

Material: Coupling body is manufactured  of  Spheroidal Graphite Iron which has undergone ferritization heat treatment.  Couplings are also available in Grade 316 Stainless Steel Material; and in Steel material.  Nitrile Rubber Seals are oil resistant. All iron couplings are zinc plated silver.

Pressure Ratings:“NATA” Laboratory tested in accordance with AS1180-5D. Couplings with standard Nitrile rubber solid Seal 11,000 kpa [ 1600psi].  Couplings with  standard Nitrile rubber Bellow seal 1190psi.

Pressures Ratings exceed AS2554, Hose & Hose Assemblies for air: Max WP 1.6mpa [232psi], Min BP 6.4mpa [928psi]; and AS2660, Hose & assemblies air/water for underground Mines: Max WP  1.75mpa [254psi], Min BP 7mpa [1015psi].

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staytite_450


Manufacturing Standards

Couplings are manufactured in accordance with the following Standards

  • AS 1831 Iron Castings – Spheroidal or Nodular Graphite Cast Iron
  • ASTM A 395. Ferritic Ductile Iron pressure retaining castings for use at elevated temperatures. This Standard specifies chemical, physical and hardness required.
  • ASTM A 536. Standard specifies tensile requirements
  • ISO 1083-1976. Intn’l Organisation for Standardisation Spheroidal /Nodular Graphite cast iron.
  • BS 2789-1985. Specification for SG Iron mechanical properties.
  • DIN 1693 -1973. Grade & Structure for Iron with nodular graphite.
  • US Military 11466A [ordnance] for instructions on heat treatment.

Manufactured under strict Quality Assurance Standards in ISO Accredited Foundry.
Note: These couplings are not to be used in steam applications.