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A105 Threaded Coupling

The A105 Threaded Coupling is a standard fitting designed to join two sections of pipe. Manufactured in accordance with ASME B16.11 specifications, this coupling is made from high-quality carbon steel, ensuring longesvity and strength for a variety of applications. Its threaded design simplifies installation and allows for easy disassembly, making maintenance straightforward.

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Item # Pipe Diameter Pressure Class

PCP3MTHC.75 A105 Threaded Coupling Pipe Diameter 3/4 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

3/4'' 3M A105 Threaded Coupling

Pipe Diameter	3/4
Pressure Class	3M

Origin: Urestricted Origin
Item# PCP3MTHC.75-I

Origin: North America
Item# PCP3MTHC.75-U

Origin: Non China/Non India
Item# PCP3MTHC.75-R

Origin: Approved
Item# PCP3MTHC.75-X

PCP6MTHC1.5 A105 Threaded Coupling Pipe Diameter 1 1/2 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

1 1/2'' 6M A105 Threaded Coupling

Pipe Diameter	1 1/2
Pressure Class	6M

Origin: North America
Item# PCP6MTHC1.5-U

Origin: Urestricted Origin
Item# PCP6MTHC1.5-I

Origin: Non China/Non India
Item# PCP6MTHC1.5-R

Origin: Approved
Item# PCP6MTHC1.5-X

PCP6MTHC1.25 A105 Threaded Coupling Pipe Diameter 1 1/4 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

1 1/4'' 6M A105 Threaded Coupling

Pipe Diameter	1 1/4
Pressure Class	6M

Origin: Urestricted Origin
Item# PCP6MTHC1.25-I

PCP6MTHC.375 A105 Threaded Coupling Pipe Diameter 3/8 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

3/8'' 6M A105 Threaded Coupling

Pipe Diameter	3/8
Pressure Class	6M

Origin: North America
Item# PCP6MTHC.375-U

Origin: Urestricted Origin
Item# PCP6MTHC.375-I

PCP3MTHC1.5 A105 Threaded Coupling Pipe Diameter 1 1/2 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

1 1/2'' 3M A105 Threaded Coupling

Pipe Diameter	1 1/2
Pressure Class	3M

Origin: Approved
Item# PCP3MTHC1.5-X

Origin: Non China/Non India
Item# PCP3MTHC1.5-R

Origin: North America
Item# PCP3MTHC1.5-U

Origin: Urestricted Origin
Item# PCP3MTHC1.5-I

PCP3MTHC.375 A105 Threaded Coupling Pipe Diameter 3/8 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

3/8'' 3M A105 Threaded Coupling

Pipe Diameter	3/8
Pressure Class	3M

Origin: Approved
Item# PCP3MTHC.375-X

Origin: Urestricted Origin
Item# PCP3MTHC.375-I

Origin: North America
Item# PCP3MTHC.375-U

Origin: Non China/Non India
Item# PCP3MTHC.375-R

PCP6MTHC.25 A105 Threaded Coupling Pipe Diameter 1/4 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

1/4'' 6M A105 Threaded Coupling

Pipe Diameter	1/4
Pressure Class	6M

Origin: Urestricted Origin
Item# PCP6MTHC.25-I

Origin: North America
Item# PCP6MTHC.25-U

PCP6MTHC1 A105 Threaded Coupling Pipe Diameter 1 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

1'' 6M A105 Threaded Coupling

Pipe Diameter	1
Pressure Class	6M

Origin: North America
Item# PCP6MTHC1-U

Origin: Non China/Non India
Item# PCP6MTHC1-R

Origin: Urestricted Origin
Item# PCP6MTHC1-I

Origin: Approved
Item# PCP6MTHC1-X

PCP3MTHC2.5 A105 Threaded Coupling Pipe Diameter 2 1/2 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

2 1/2'' 3M A105 Threaded Coupling

Pipe Diameter	2 1/2
Pressure Class	3M

Origin: Urestricted Origin
Item# PCP3MTHC2.5-I

Origin: North America
Item# PCP3MTHC2.5-U

PCP3MTHC1.25 A105 Threaded Coupling Pipe Diameter 1 1/4 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

1 1/4'' 3M A105 Threaded Coupling

Pipe Diameter	1 1/4
Pressure Class	3M

Origin: North America
Item# PCP3MTHC1.25-U

Origin: Approved
Item# PCP3MTHC1.25-X

Origin: Urestricted Origin
Item# PCP3MTHC1.25-I

Origin: Non China/Non India
Item# PCP3MTHC1.25-R

PCP6MTHC.75 A105 Threaded Coupling Pipe Diameter 3/4 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

3/4'' 6M A105 Threaded Coupling

Pipe Diameter	3/4
Pressure Class	6M

Origin: North America
Item# PCP6MTHC.75-U

Origin: Non China/Non India
Item# PCP6MTHC.75-R

Origin: Approved
Item# PCP6MTHC.75-X

Origin: Urestricted Origin
Item# PCP6MTHC.75-I

PCP3MTHC1 A105 Threaded Coupling Pipe Diameter 1 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

1'' 3M A105 Threaded Coupling

Pipe Diameter	1
Pressure Class	3M

Origin: Approved
Item# PCP3MTHC1-X

Origin: Non China/Non India
Item# PCP3MTHC1-R

Origin: North America
Item# PCP3MTHC1-U

Origin: Urestricted Origin
Item# PCP3MTHC1-I

PCP3MTHC2 A105 Threaded Coupling Pipe Diameter 2 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

2'' 3M A105 Threaded Coupling

Pipe Diameter	2
Pressure Class	3M

Origin: Non China/Non India
Item# PCP3MTHC2-R

Origin: Approved
Item# PCP3MTHC2-X

Origin: North America
Item# PCP3MTHC2-U

Origin: Urestricted Origin
Item# PCP3MTHC2-I

PCP3MTHC.125 A105 Threaded Coupling Pipe Diameter 1/8 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

1/8'' 3M A105 Threaded Coupling

Pipe Diameter	1/8
Pressure Class	3M

Origin: Non China/Non India
Item# PCP3MTHC.125-R

Origin: North America
Item# PCP3MTHC.125-U

Origin: Urestricted Origin
Item# PCP3MTHC.125-I

Origin: Approved
Item# PCP3MTHC.125-X

PCP3MTHC.50 A105 Threaded Coupling Pipe Diameter 1/2 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

1/2'' 3M A105 Threaded Coupling

Pipe Diameter	1/2
Pressure Class	3M

Origin: Approved
Item# PCP3MTHC.50-X

Origin: Non China/Non India
Item# PCP3MTHC.50-R

Origin: Urestricted Origin
Item# PCP3MTHC.50-I

Origin: North America
Item# PCP3MTHC.50-U

PCP3MTHC.25 A105 Threaded Coupling Pipe Diameter 1/4 Quantity Discounts A105 Threaded Coupling Pressure Class 3M Quantity Discounts Items

1/4'' 3M A105 Threaded Coupling

Pipe Diameter	1/4
Pressure Class	3M

Origin: Urestricted Origin
Item# PCP3MTHC.25-I

Origin: Non China/Non India
Item# PCP3MTHC.25-R

Origin: North America
Item# PCP3MTHC.25-U

Origin: Approved
Item# PCP3MTHC.25-X

PCP6MTHC2 A105 Threaded Coupling Pipe Diameter 2 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

2'' 6M A105 Threaded Coupling

Pipe Diameter	2
Pressure Class	6M

Origin: North America
Item# PCP6MTHC2-U

Origin: Approved
Item# PCP6MTHC2-X

Origin: Urestricted Origin
Item# PCP6MTHC2-I

Origin: Non China/Non India
Item# PCP6MTHC2-R

PCP6MTHC.50 A105 Threaded Coupling Pipe Diameter 1/2 Quantity Discounts A105 Threaded Coupling Pressure Class 6M Quantity Discounts Items

1/2'' 6M A105 Threaded Coupling

Pipe Diameter	1/2
Pressure Class	6M

ASTM A105	Covers forged carbon steel piping components for ambient- and higher-temperature service in pressure systems. Included are flanges, fittings, Valves, and similar parts ordered either to dimensions specified by the purchaser or to dimensional standards.
ASME B16.11	Covers ratings, dimensions, tolerances, marking and material requirements for socket-welding and threaded forged fittings. These fittings are designated as Class 2000, 3000, and 6000 for threaded end fittings and Class 3000, 6000, and 9000 for socket-weld end fittings.

Element	Carbon	Manganese	Phosphorus	Sulfur	Silicon	Copper	Nickel	Chromium	Molybdenum	Vanadium

Composition, %	0.35 max	0.60-1.05	0.035 max	0.040 max	0.10-0.35	0.40 max (1)	0.40 max (1)	0.30 max (1-2)	0.12 max (1-2)	0.08 max

Grade A105	Tensile Strength	Yield Strength	Elongation in 4D	Reduction in Area	Hardness
Grade A105	Min ksi [MPa]	Min ksi [Mpa]	Min %	Min %	Max
	70 [485]	36 [250]	22	30	197

	Sizes	1/8	1/4	3/8	1/2	3/4	1	1 1/4	1 1/2	2	2 1/2	3	4
3000	A	1.250	1.375	1.500	1.875	2.000	2.375	2.625	3.125	3.375	3.625	4.250	4.750
3000	B	0.750	0.750	0.875	1.125	1.375	1.750	2.250	2.500	3.000	3.625	4.250	5.500
6000	A	1.250	1.375	1.500	1.875	2.000	2.375	2.625	3.125	3.375	3.625	4.250	4.750
6000	B	0.875	1.000	1.250	1.500	1.750	2.250	2.500	3.000	3.625	4.250	5.000	6.250