Industrial tube fittings adapters is, a variety of fittings with different sealing methods to meet all of your application needs.

Jiayuan prodvide tube fittings for many indusrial as follows:
Aerospace tube fittings
Aerial lift tube fittings
Agriculture tube fittings
Construction machinery tube fittings
Forestry tube fittings
Industrial machinery tube fittings
Mining tube fittings
Oil tube fittings
Gas tube fittings
Power generation tube fittings
Energy tube fittings
Truck hydraulic tube fittings
Lubrication tube fittings
Automotive tube fittings
Vacuum tue fittings
Instrumentation tube fittings
Orifice tube fittings

Different sealing methods of tube fittings as follows:
Flare tube fitting system with 37 deg SAE J516, J514; 45 deg SAE J512, 30 deg JIS B8363.
Cone tube fitting system with 45 deg SAE J512, DIN 74, 60 deg BSI BS5200, JIS B8363, DIN 7631; 24 deg DIN 3861.
Flat face tube fittings system with SAE J1453.

Material of industrial tube connectors as follows:
Carbon steel with CrVI free.
Stainless stell 316, 304, 316L and 304L.
Brass.

Port seal types as follows:
ISO 6149 o-ring seal with Metric.
SAE J1926 o-ring seal with UN/UNF
JIS B2351 o-ring seal with BSPP.
ISO 1179 flat face seal with BSPP.
ISO 9974 flat face seal with Metric.

Many industrial tube fittings requirement exceeded the above standards, improvement from material, surface treatment, thread K factor, pressure test etc factors, to meet strict working environment.
link:http://www.jiayuanfitting.com