Black Steel & Iron Pipe & Pipe Nipples (2022)

1,779 products

Uncoated black steel, also called black malleable iron, is made from corrosion-resistant ungalvanized steel and includes a scaly, dark-colored iron oxide coating on the surface. Uncoated black steel pipe connects with fittings to transport gas and water, protect electrical wiring, or deliver high-pressure steam and air. Uncoated black steel and iron are available in pipe lengths longer than 12" and nipple lengths 12" and shorter.

Uncoated black steel, also called black malleable iron, is made from corrosion-resistant ungalvanized steel and includes a scaly, dark-colored iron oxide coating on the surface. Uncoated black steel pipe connects with fittings to transport gas and water, protect electrical wiring, or deliver high-pressure steam and air. Uncoated black steel and iron are available in pipe lengths longer than 12" and nipple lengths 12" and shorter.

  • Black Steel & Iron Pipe & Pipe Nipples (1)

  • Black Steel & Iron Pipe & Pipe Nipples (2)

  • Black Steel & Iron Pipe & Pipe Nipples (3)

  • Black Steel & Iron Pipe & Pipe Nipples (4)

  • Black Steel & Iron Pipe & Pipe Nipples (5)

  • Black Steel & Iron Pipe & Pipe Nipples (6)

  • Black Steel & Iron Pipe & Pipe Nipples (7)

  • Black Steel & Iron Pipe & Pipe Nipples (8)

  • Black Steel & Iron Pipe & Pipe Nipples (9)

  • Black Steel & Iron Pipe & Pipe Nipples (10)

  • Black Steel & Iron Pipe & Pipe Nipples (11)

  • Black Steel & Iron Pipe & Pipe Nipples (12)

  • Black Steel & Iron Pipe & Pipe Nipples (13)

  • Black Steel & Iron Pipe & Pipe Nipples (14)

Drain, Waste & Vent No Pressure No-Hub Pipe, sorted by Nominal Pipe Size, ascending
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Drain, Waste & Vent No Pressure No-Hub Epoxy Pipe, sorted by Nominal Pipe Size, ascending
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Schedule 40 Unthreaded Low Pressure Pipe, sorted by Nominal Pipe Size, ascending
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Schedule 40 Fully Threaded Low Pressure Pipe Nipples, sorted by Nominal Pipe Size, ascending
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1/8 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 1/8 in Nominal Pipe Size, sorted by Overall Length, ascending
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1/4 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 1/4 in Nominal Pipe Size, sorted by Overall Length, ascending
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3/8 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 3/8 in Nominal Pipe Size, sorted by Overall Length, ascending
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1/2 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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3/4 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 3/4 in Nominal Pipe Size, sorted by Overall Length, ascending
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1 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 1 in Nominal Pipe Size, sorted by Overall Length, ascending
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(Video) What Is A Pipe Nipple?

1-1/4 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 1-1/4 in Nominal Pipe Size, sorted by Overall Length, ascending
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1-1/2 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 1-1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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2 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 2 in Nominal Pipe Size, sorted by Overall Length, ascending
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2-1/2 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 2-1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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3 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 3 in Nominal Pipe Size, sorted by Overall Length, ascending
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4 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 4 in Nominal Pipe Size, sorted by Overall Length, ascending
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6 in Nominal Pipe Size

Schedule 40 Threaded on Both Ends Pipe & Pipe Nipples 6 in Nominal Pipe Size, sorted by Overall Length, ascending
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Schedule 40 Right Hand/Left Hand Thread Pipe Nipples, sorted by Nominal Pipe Size, ascending
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Schedule 40 Low Pressure Pipe Nipple Assortments, sorted by Nominal Pipe Size, ascending
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Schedule 80 Unthreaded Medium Pressure Pipe, sorted by Nominal Pipe Size, ascending
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Schedule 80 Fully Threaded Medium Pressure Nipples, sorted by Nominal Pipe Size, ascending
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Schedule 80 Threaded on One End Medium Pressure Nipples, sorted by Nominal Pipe Size, ascending
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1/8 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1/8 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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(Video) Complete Guide to Black Iron Pipe Fittings - Gear Up With Gregg's

1/4 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1/4 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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3/8 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 3/8 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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1/2 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1/2 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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Male NPT x Male BSPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1/2 in Nominal Pipe Size Male NPT x Male BSPT, sorted by Overall Length, ascending
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3/4 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 3/4 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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Male NPT x Male BSPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 3/4 in Nominal Pipe Size Male NPT x Male BSPT, sorted by Overall Length, ascending
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1 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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Male NPT x Male BSPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1 in Nominal Pipe Size Male NPT x Male BSPT, sorted by Overall Length, ascending
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1-1/4 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1-1/4 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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Male NPT x Male BSPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1-1/4 in Nominal Pipe Size Male NPT x Male BSPT, sorted by Overall Length, ascending
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1-1/2 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1-1/2 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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(Video) Properly Sealing Black Iron Pipe With Fittings

Male NPT x Male BSPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 1-1/2 in Nominal Pipe Size Male NPT x Male BSPT, sorted by Overall Length, ascending
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2 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 2 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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Male NPT x Male BSPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 2 in Nominal Pipe Size Male NPT x Male BSPT, sorted by Overall Length, ascending
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2-1/2 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 2-1/2 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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3 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 3 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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4 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 4 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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5 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 5 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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6 in Nominal Pipe Size

Male NPT x Male NPT

Schedule 80 Threaded on Both Ends Pipe & Nipples 6 in Nominal Pipe Size Male NPT x Male NPT, sorted by Overall Length, ascending
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Schedule 160 Fully Threaded High Pressure Pipe Nipples, sorted by Nominal Pipe Size, ascending
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1/2 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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(Video) A lesson about iron pipe as a plumbing material - Intro to Plumbing Systems

3/4 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 3/4 in Nominal Pipe Size, sorted by Overall Length, ascending
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1 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 1 in Nominal Pipe Size, sorted by Overall Length, ascending
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1-1/4 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 1-1/4 in Nominal Pipe Size, sorted by Overall Length, ascending
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1-1/2 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 1-1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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2 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 2 in Nominal Pipe Size, sorted by Overall Length, ascending
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2-1/2 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 2-1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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3 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 3 in Nominal Pipe Size, sorted by Overall Length, ascending
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4 in Nominal Pipe Size

Schedule 160 Threaded on Both Ends Pipe & Nipples 4 in Nominal Pipe Size, sorted by Overall Length, ascending
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1/2 in Nominal Pipe Size

Schedule XXH Threaded on Both Ends Pipe & Nipples 1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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3/4 in Nominal Pipe Size

Schedule XXH Threaded on Both Ends Pipe & Nipples 3/4 in Nominal Pipe Size, sorted by Overall Length, ascending
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1 in Nominal Pipe Size

Schedule XXH Threaded on Both Ends Pipe & Nipples 1 in Nominal Pipe Size, sorted by Overall Length, ascending
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1-1/2 in Nominal Pipe Size

Schedule XXH Threaded on Both Ends Pipe & Nipples 1-1/2 in Nominal Pipe Size, sorted by Overall Length, ascending
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2 in Nominal Pipe Size

Schedule XXH Threaded on Both Ends Pipe & Nipples 2 in Nominal Pipe Size, sorted by Overall Length, ascending
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(Video) RIDGID Compact Viega MEGAPRESS Heads for Black Steel Fittings 1/2" & 3/4"
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.

FAQs

What are black steel nipples used for? ›

Black pipe nipples are used in many different situations. It is used in piping to carry natural or propane gas to households. The pipes are seamless because it is much easier to deliver gas in this way. In some cases, black pipes are used in fire sprinkler systems because they can resist fire.

What sizes do pipe nipples come in? ›

Standard black and galvanized nipples come in pipe sizes from 1/8” to 8” and lengths from close to 12” long.

How do you measure black pipe nipples? ›

The length of a pipe nipple is the overall pipe length from one end of the nipple to the other. This formula applies whether the pipe nipple is plain on both ends, threaded on both ends, plain on one end, and threaded on the other. You can easily determine the nipple length using a caliper or thread and tape measure.

Why are they called pipe nipples? ›

Section so that a wrench or a plier can grip onto.

Are pipe nipples tapered? ›

Pipe nipples are sometimes referred to as barrel nipples which unless otherwise stated, are tapered NPT threaded at each end with an unthreaded section in the middle.

How do you measure black iron pipe? ›

Measure the Outside Diameter (OD) of your pipe or pipe fitting:
  1. Wrap a string around the pipe.
  2. Mark the point where the string touches together.
  3. Use a ruler or measuring tape to find the length between the tip of the string and the mark you made (circumference)
  4. Divide the circumference by 3.14159.
24 Feb 2022

Is black iron pipe measured by ID or OD? ›

Tubing is measured by the OUTSIDE DIAMETER (O.D.), specified in inches (e.g., 1.250) or fraction of an inch (eg. 1-1/4″). Pipe is usually measured by NOMINAL PIPE SIZE (NPS).

How do I know what size pipe I have? ›

Measure circumference using a flexible tape and divide the outside circumference by 3.1415. Here the circumference is about 1/32″ (0.03″) less than 6″ = 5.97″. So 5.97 ÷ 3.1415 = 1.900″ diameter – 1 1/2″ nominal pipe.

Do you measure pipe inside or outside? ›

All plastic pipe is measured on the outside diameter of the pipe, not the inside diameter. This is because the pipe needs to fit into the socket. The pressure rating of the pipe has no significance.

Are pipe nipples considered fittings? ›

In plumbing and piping, a nipple is a fitting, consisting of a short piece of pipe, usually provided with a male pipe thread at each end, for connecting two other fittings.

How are pipe nipples threaded? ›

Inset the threaded end into the coupling of the nipple chuck. Put the nipple chuck into the threader and thread the nipple as you would any pipe. The nipple tightens into the coupling, but is easily removed with a pipe wrench.

What are conduit nipples used for? ›

Conduit Nipples are used in conjunction with a locknut to connect threaded conduit to an enclosure knockout. They can also be used as a short raceway between boxes/enclosures.

Is NPT the same as iron pipe thread? ›

A tapered thread standard that is used for connecting various sizes of rigid pipe. This standard may be referred to as tapered iron pipe thread (TIPT), National pipe thread (NPT), iron pipe thread (IPT), or iron pipe standard thread (IPS).

What is the difference between Fnpt and NPT? ›

NPT stands for National Pipe Thread and is an American standard thread. It may also be reffered to as MPT , MNPT or NPT (M) for male external threads and FPT, FNPT or NPT(F) for female interal threads.

What thread is black iron pipe? ›

Black and Galvanized Steel Pipe, Nipples and Fittings

Steel pipe comes in 21' threaded pipe joints. The pipe has NPT threads on both ends and a coupling on one end making a full joint mipt x fipt overall. Cut lengths won't include a coupling; if you need one, you should order one.

How long should pipe threads be? ›

Thread length will equal 1/2 inch plus approximately two additional imperfect threads. 1/4-inch and 3/8-inch nominal pipe size have 18 threads per inch. 1/2-inch and 3/4-inch nominal pipe size have 14 threads per inch. 1-inch, 1 1/4-inch, 1 1/2-inch and 2-inch nominal pipe size have 11 1/2 threads per inch.

What is the outside diameter of 1/2 inch black iron pipe? ›

SCH 40 Bare & Black Standard Steel Pipe
Item #SizeOutside Diameter
SCH 40 Pipe-1/21/2 in0.840 in
SCH 40 Pipe-3/43/4 in1.050 in
SCH 40 Pipe-11 in1.315 in
SCH 40 Pipe-1 1/41 1/4 in1.660 in
34 more rows

What is the fitting allowance for 1/2 black pipe? ›

These measurements refer to the inside diameter. The length must include the distance between the fittings and the extra reach that goes into the fittings. If you are using 1/2-inch pipe, add 7/16 inch per end; and add 1/2 inch per end for 3/4-inch pipe.

Which is bigger 22mm or 3 4? ›

3/4 pipe is significantly smaller than 22mm.

What is the inside diameter of 3/4 inch black pipe? ›

Dimensions
Actual inside diameter (in.).751.05
Nominal Inside Pipe Diameter (In.)3/4"0.113
Product Length (ft.)4

What does IPS stand for in pipes? ›

National Pipe Tapered (NPT) and Iron Pipe Straight (IPS) are two commonly used thread standards in plumbing. Their nominal sizes can be confusing because the name refers to the internal diameter of the pipe (the bore) rather than the external diameter (often the only part accessible to measure).

What size pipe fits inside a 2 inch pipe? ›

A 2" PVC fitting on our site will always fit a piece of 2" nominal size PVC pipe. Both schedule 40 and schedule 80 PVC fittings will fit onto PVC pipe of either schedule. That's because both types of pipe have the same outer diameter measurements.

What does dn300 pipe mean? ›

For example, a pipe with a 12 inch NB (DN 300 mm) has an OD of 12.75 inches, or 324 mm.

Is steel pipe ID or OD? ›

SIZE: And regardless of its material, steel tube is measured by its actual outside diameter (OD). For instance, the diameter of a 1 ¼” tube is a true 1.25″, while a 1 ¼” pipe is 1.625″. The wall thickness of thinner tubing is measured by gauge while thicker tubing is measured in fractions or millimeters.

What's the difference between pipe and tubing? ›

Tubes can come in different shapes such as square, rectangular and cylindrical, whereas piping is always round. The circular shape of the pipe makes the pressure force evenly distributed. Pipes accommodate larger applications with sizes that range from a ½ inch to several feet.

What tool do you use to measure pipe diameter? ›

The Pipe Caliper is a tool often useful to Engineers, Draftsmen, Pipe-fitters, Contractors, Carpenters, Plumbers, and related industries. This is a fractional measuring unit, which reads in inches. This Pipe Caliper can measure pipe sizes up to 16" in diameter.

What is a swage pipe fitting? ›

Swage nipple is also called reducing nipple,is a kind of forged pipe fitting.It is usually used MSS SP-95 standard,common materials are carbon steel,stainless steel and alloy steel.

What are nipples used for? ›

In females, they are essential for delivering life-sustaining breast milk to newborns. In men, they serve, well, no apparent purpose.

What are pipe nipples used for? ›

What is a Pipe Nipple? When it comes to plumbing and piping, a nipple is a fitting that is a short piece of pipe. A nipple is usually provided with a male pipe thread (MPT) connection at each end of the fitting, which are used to make a watertight seal when connecting piping to threaded fittings, valves or equipment.

What are conduit nipples used for? ›

Conduit Nipples are used in conjunction with a locknut to connect threaded conduit to an enclosure knockout. They can also be used as a short raceway between boxes/enclosures.

What is used to close the end of a pipe? ›

Plugs: Used to close an ending on a pipe fitting normally used for inspection or cleanout. Nipples: Short lengths of pipe threaded at both ends.

What kind of nipples do I have? ›

Your nipples can be flat, protruding, inverted, or unclassified (multiple or divided). It's also possible to have one breast with a protruding nipple and the other with an inverted, making the total combination of nipple types up to eight.

How are pipe nipples threaded? ›

Inset the threaded end into the coupling of the nipple chuck. Put the nipple chuck into the threader and thread the nipple as you would any pipe. The nipple tightens into the coupling, but is easily removed with a pipe wrench.

Are pipe nipples tapered? ›

NPTF or pipe fittings feature tapered threads providing the mechanical strength needed to hold the joint together, plus the metal-to-metal sealing formed when the tapered threads are tightened against tapered port threads.

What are the 4 types of fittings? ›

Different Types of Pipe Fittings
  • Elbow.
  • Reducer.
  • Tee.
  • Coupling.
  • Adapters.
  • Union.
  • Valve.
  • Cross.
8 Jul 2021

Whats the end of a pipe called? ›

Mouthpiece. The mouthpiece forms the end part of the pipe. It creates an airtight seal with the stem, and it can be completely removed for cleaning purposes. When it comes to mouthpiece shapes, there are two main ones, these are the tapered model and saddle models.

What are the three types of fittings? ›

If the 3 sides of T-fitting are similar in size then it is called as Equal tee otherwise it is called as Unequal tee.
  • Cross type. Ad. Cross type fittings contains 4 opening in 4 directions. ...
  • Unions. Ad. Union is a type of fitting, which functions as similar to coupling. ...
  • Olet. Ad. ...
  • Cap. Ad.
6 Aug 2016

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