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CL3000 Threaded Coupling ASTM A105 Forged Fittings

CL3000 threaded coupling is the most used pressure of couplings.ASTM A105 forged fittings are pipe fittings in material of carbon steel.ASTM A105 specification is also including forged flanges.

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CL3000 threaded couping is a commonly used fitting to connect the pipes.ASTM A105 forged fittings are carbon steel fittings which are manufactured according to American Standard.ASTM A105 spcification including carbon steel forged fittings and flanges.



Full Coupling: Both ends of the full thread coupling are threaded.

Half Coupling: One end of a half thread coupling is threaded and the other end is welded.



Straight: It is a kind of pipe coupling with the same diameter at both ends.

Reducing: The two ends of the coupling have different sizes



They are widely used in various industries, including chemical processing, petroleum, refining, marine waste treatment, utilities / power generation, industrial equipment, natural gas compression and distribution industries.



Shape Coupling
Size Range 1/8″ –  4″ / DN6 – DN100
Pressure Rating Class 2000lbs, 3000lbs, 6000lbs
Thread Type NPT, PT, BSPP, BSPT, PF
Standard ASME B16.11, BS3799, EN 10241, MSS SP-83, MSS SP-97
Carbon Steel ASTM A105 / A105N, ASTM A350 LF2/LF3, ASTM A694 F42 / 46 / 56 / 60 / 65, P235GH, P265GH, P280GH, P355GH
Alloy Steel ASTM A182 F11 / 12 / 5 / 9 / 91 / 92 / 22
Stainless Steel ASTM A182 F304/304L/304H, 316/316L, 321, 310S, 317, 347, 904L,1.4404, 1.4437.
Duplex Stainless Steel ASTM A182 F51, F53, F44


thd coupling boss cap


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