Pvc pipe size mm to inch. Nov 5, 2021 · The 1-inch, 3-inch, 6-inch, etc.

Pvc pipe size mm to inch NPS is defined by the American standard ANSI/ASME and is based on inches. Typical weight and dimensions of industrial PVC and CPVC pipes equal to steel pipes schedule 40 and 80 are indicated in the table below. 4 mm on sizes 140 through 200, plus 0. 500". Learn standard sizes, conversions, and selection tips for plumbing and construction. 9 15. Nov 5, 2021 · The 1-inch, 3-inch, 6-inch, etc. PVC Pipe sizes are different than the size the pipe is called. For example, if a pipe has markings that show it as 3/4", the inside diameter (ID) is roughly 3/4 inches. Pipes are made of a wide variety of materials - like galvanized steel, black steel, copper, cast iron, concrete, and various plastics such as ABS, PVC, CPVC, polyethylene, polybutylene and more. If you prefer to measure the outside diameter (OD) of your pipe to determine the PVC pipe size, use the table below: Take your OD measurement and look in the Decimal OD, Fraction OD or Metric OD (depending on your measurement method) columns of the table below. To find PVC pipe OD sizes, you cannot simply add a certain amount to the size on the label. g. Complete pipe chart for Schedule 80 pipe and PVC pipe sizes, including plastic pipe sizes, dimensions, and weight. Learn how to choose the right PVC pipe for home, agriculture, and industrial use. Preparing the Pipe Surface: Ensuring cleanliness of the pipe surface is crucial नए प्लंबर pipe के size को inch और mm में कैसे जाने | इस वीडियो में बताया गया है कि पाइप Choose from our selection of PVC metric pipe, including metal pipe and pipe fittings, plastic pipe and pipe fittings, and more. What does this mean? This means that for a standard, Schedule 40 PVC pipe, the PVC industry uses the measurement of the 'hole' inside the PVC pipe as its size. 5 268 23. Characteristics are given for both circular and non-circular conduit shapes depending on the specified width and 1 0. 010 1¼ 0. This document provides specifications for various conduit sizes measured in both metric (IMC, PVC) and imperial (inches) units. 005 ±0. ) For WEIGHT PER FOOT please see PVC & CPVC PIPE SPECS Weight Per foot and dimensions. The Metric label inserts into any metric FITTING (NOT PIPE) to accept standard PVC size pipe. Easy NPS to mm conversion, wall thickness & dimensions table. 913 inches. This is the measurement, from top-to-bottom of the inside of the PVC pipe. Metric (mm): The pipe size converted to millimeters. Learn how to choose the right PVC pipe for plumbing, drainage, and industrial use in 2025. PVC and CPVC Pipe Charts *) Inside Diameter = Outside Diameter - 2 x Minimum Wall Thickness PVC - Polyvinyl Chloride CPVC - Chlorinated Polyvinyl Chloride Standard Pipe Sizes in mm with full schedule chart. Sizes listed below are in NPS (Nominal Pipe Size) sizing standard. This allows someone to easily look up the metric equivalent for a pipe if they know the size in inches or vice versa. PVC Plastic Pipes Dimensions Chart - Imperial Sizes epco offers a variety of metric and imperial pvc pipe sizes. Type “III” is recommended as materials, also type 1, provided particles are 12mm and smaller. For sizes from 1/8-inch through 12-inch, the NPS corresponds to the nominal inside diameter, but differs somewhat from its actual inside diameter. The dimensions are listed in inches unless otherwise noted. PVC Size Guide PLEASE NOTE: PVC Pipe and Fittings use a nominal sizing system. Understanding the distinction between the size of the pipe (like 3/4" or 1") and the outside diameter (OD) is Aug 8, 2024 · Nominal Pipe Size (NPS): The standard designation for pipe sizes in the imperial system, typically related to the approximate inside diameter of the pipe. Once the pipe OD is determined, trace PVC pipe sizes are given by the "ID" or Internal Diameter of Schedule 40 pipe. Decimal Inches: The pipe size in decimal inches. Each thread size has a defined number of threads per inch (TPI). ASTM Iron Pipe Size (IPS) threads use NPT (National Pipe Thread) threads which are also designated as inch size, conforming to ASTM F 1498. 050 inches. The OD for 1/2" PVC pipe is 0. PVC pipe sizes in mm and inches The Sep 4, 2025 · PVC Pipe Size Chart: Complete Guide to dimensions, types, and applications. 133 +0. 9 14. That means what the industry calls a 1” size PVC pipe, or a 1” PVC fitting will not actually measure 1” (and so on for the other sizes). Below we've listed our pipe options along with their dimensional data, this includes the pipe outer diameter, pipe inner diameter and pipe wall thickness. Purchase gray PVC pipes at FlexPVC. Explore our PVC & CPVC pipe size chart with OD, ID, and wall thickness for Schedule 40 & 80. The table lists 40 pipe sizes ranging from 1/8 inch to 88 inches in diameter and their corresponding sizes in millimeters. PVC pipes schedule 40 chart wall thickness and outside diameter Find the complete PVC Pipe Sizes chart with dimensions & thickness guide. 5″). Pipe size is specified by two designations: a nominal pipe size (NPS) for diameter based on inches, and a schedule (Sched. The chart is in compliance Aug 15, 2024 · Get comprehensive PVC pipe dimensions with this chart, featuring sizes, schedules, and measurements for metric and imperial applications. 2 mm tolerance is allowed on sizes from 16 through 63, plus 0. If the walls were too thin, the pipe would lack structural integrity. Here you can calculate the wall thickness, weight per foot, rated pressure, outside diameter, and inside diameter of PVC pipe. 1 10. Compare Schedule 40 & 80 pipes, wall thickness, and uses in our complete PVC pipe size guide. This guide will walk you through the key considerations and sizing principles to Circumference = distance around the outside of pipe Pipe sizes do not refer to any physical dimensions. 145 +0. Similarly, a pipe labeled as 1" has an ID of about 1 inch. 020 1. 006 ±0. 029 inches in inside diameter. NPS is often incorrectly called National Pipe Size, due to confusion with national pipe thread (NPT). Too o Aug 27, 2025 · Explore pipe size charts with NPS, DN, and schedule details for steel, PVC, and copper pipes. 6 11. pipe designations are closer to names than sizes. Both the TPI (threads Mar 19, 2021 · In need of new PVC pipes? Before getting started on a new project, find the right PVC pipe sizes and valve fittings to complete a job well done. PVC pipe sizes are named using the Nominal Pipe Size (NPS) system, which helps us understand how big the pipe is inside. , inch is shown in bracket. 9 32. The Nominal size is in fact the minimum outside diameter. 315 inch opening to accept a 1 inch pipe, which actually measures 1. NPS is primarily used in the United States, where it Schedule 40 PVC pipe is compatible with all FORMUFIT external-fit and internal-fit products. The 3/4" NPT pipe thread has 14 threads per inch. This article will introduce in detail the correspondence between the two units of PVC pipe sizes in mm and inches. NPS values are often expressed as fractions or decimals (e. Nominal Sizes in "inches" 3/4 11/4 11/2 21/2 10 12 14 16 18 20 24 DIMENSIONAL CHART OF upvc PIPES AS PER ASTM D 1785 PIPES SUITABLE FOR SOLVENT CEMENT WELD AND CAM LOCK JOINT PRESSURE RATINGS CALCULATED ON THE BASIS OF ISO Mean Outside Diameter in mm Schedule 40 Schedule 80 Schedule 120 Working Wall Thickness Working in kg / cm2 43. 1 9 Our metric PVC pipes meets DIN standards (German Institute for Standardization) and are available in 25-63mm lengths. . Due to its excellent performance and wide application fields, the size of PVC pipe is also particularly important. Additionally, many countries outside of the United States use the metric system, so it’s important to be able to convert measurements between systems. Nominal Pipe Size (NPS) In the American industrial market, the sizing system known as Nominal Pipe Size (NPS) is widely used. By converting the pipe size from inches to millimeters, you can ensure that the correct size pipe is used for the job. Convert plastic pipe joint sizes from Inch to Metric or vice versa with our handy Plastic Pipe Sizes chart from epco UK. ) If you are looking for flow rates, see PVC Pipe Flow Chart. 0 18. Jan 20, 2014 · Use this chart to find out what size PVC pipe you have - even if it isn't marked! Match the pipe's measurements up with these to determine what size sch 40 or 80 pipe you have. Use this chart to select pipe plugs based on pipe dimensions. BSP threads are not compatible with NPT threads. , millimetres (mm) , the British equivalents dimensional conversion i. IMPORTANT: A metric slip coupling is REQUIRED when attaching the metric side of the adapter to the metric pipe. 900 ±0. 9″ NOT 1. So a 50mm plastic PVC pipe will be PVC pipe sizes are measured in two primary systems: the inch-based (Imperial) system and the metric system. Depending on different standards, SCH has different thickness. 5″. Nov 19, 2025 · Shows: Nominal Pipe Size, Outside Diameter, Inside Diameter, Wall Thickness, Pressure Rating for Standard Pipe, Clear Pipe & Flexible PVC pipe from 1/8" up to 24" in Sch 40, Sch 80 and Class 200 Classifications, CTS CPVC from 1/2" to 2" and Metric PVC Pipe in 32mm, 40mm, 50mm, and 63mm, along with a temperature de-rating chart. If you are unfamiliar with PVC, please refer to this sizing guide before ordering. It is important to note that all metric pipe outer dimensions match the physical pipe size. 5 mm on sizes 225 and 250, and plus 0. or troubleshoot PVC Fluids Flow Design and Engineering Metric Pipe Sizes Dn "Diametre Nominel" per ISO vs NPS "Nominal Pipe Size" Equivalent for DN 6 to DN 2200, NPS Schedule 5 to 30 Welded and Seamless PIpe Related: Schedule 40 Steel Pipe Sizes & Dimensions ANSI American National Standard Schedule 40 Welded and Seamless Steel Pipe. Same and Next Day Delivery. Apr 9, 2024 · Common PVC pipe outer diameter and inner diameter easily converted into inches and mm. 6 mm on sizes 280 and 315. Plus 0. 203 +0. Practical pipe diameter comparison information just for you! PVC Size Guide Print pipe sizes this size for your guide PVC to determine project. 8 19. To purchase short pieces of RIGID PVC pipe click here or Click here to buy short sections of FLEXIBLE pvc pipe. To streamline this process and make it easy to find the right pipe, PVC Pipe Supplies has compiled PVC and CPVC pipe specifications for size, wall thickness, inner diameter, outer diameter and average pipe weight for both schedule 40 and schedule 80 plumbing. Hereunder we're making available to our visitors some of the most common calculations and conversion tables used in the industries which we work with. This PVC pipe size chart is accurate for all PVC pipe manufacturers - as the nominal size is used across the industry. 012 2 0. Oct 27, 2025 · Explore the complete PVC pipe size chart in mm and inches with conversions, dimensions, and pressure classes. Fractional Inches: The pipe size represented as a fraction of an inch. 8 22. It represents the approximate external diameter of a pipe. 047 while the same size of a schedule 80 pipe has a diameter of 1. e. These pipes are thicker and stronger than SCH 40 PVC pipes and can handle higher pressures ranging from 210 to 1230 PSI. 660 ±0. Jun 1, 2021 · This document provides a table that converts common pipe diameters measured in inches to their equivalent diameters in millimeters. If dimensions on your job are critical, please verify dimensional information with our factory. At Petron Thermoplast, we understand the importance of using precisely sized, high-quality pvc pipe fittings to ensure optimal flow rates, pressure handling, durability, and cost-efficiency. American Conduit Sizes Metric Conversion Chart Apr 14, 2020 · Wall thickness Pipe wall thickness (Schedule), the unit of measurement is mm is an index often attached with DN to convert pipe size most accurately. The outside diameter of the pipe always remains constant, irrespective of the measurement system, it is the bore (the centre of the pipe) which changes depending on the wall NPS (Nominal Pipe Size) Guide: Dimensions, Charts & Specifications The size of pipes, fittings, flanges and valves are often given in inches as NPS - Nominal Pipe Size, or in metric units as DN - 'Diametre Nominal'. 020 2. or Sch. 012 1½ 0. Sep 13, 2024 · Steps to Measure PVC Pipe Diameter Achieving precise measurements of PVC pipe diameters involves several essential steps: Selecting the Right Tool: Choosing a measuring tool that aligns with the PVC pipe size and ensures the desired level of accuracy across different measurement units like inches and millimeters. 5 34. Pipe sizes sorted by Outside Diameter (OD), Inside Diameter (ID), wall thickness and classification. The European (ISO) designation equivalent to NPS is DN (diamètre nominal/nominal diameter/Durchmesser nach Norm), in which sizes are measured Metric Pipe Sizes Dn "Diametre Nominel" per ISO vs NPS "Nominal Pipe Size" Equivalent for DN 5S to DN 2200, NPS Schedule 40S to 30 Schedule 40 Steel Pipe Sizes & Dimensions ANSI American National Standard Schedule 40 Welded and Seamless Steel Pipe. Sep 12, 2020 · All PVC pipe sizes listed above are standard nominal pipe size. 315 inches in outside diameter, and 1. Metric PVC pipe sizes have an entry of their own (what Americans call PVC is called PVC-U in Europe, and CPVC is called PVC-C). The wall thickness of PVC pipes increases as the size of the pipe increases. The wall thickness unit shown in the table without bracket is in metric system i. Oct 25, 2024 · PVC pipe, or polyvinyl chloride pipe, is a pipe material widely used in construction, drainage, wire protection and other fields. Jun 3, 2025 · Selecting the correct PVC pipe size is critical for any plumbing, irrigation, or industrial piping project in South Africa. We hope you find them of use. Apr 26, 2022 · A 2-inch schedule 40 PVC pipe for example has an internal diameter of 2. ) for NPS (Nominal Pipe Size in “inch”) as well as DN (Diameter Nominal in “mm”) are shown in below chart. Choose from our selection of metric-to-inch pipe fitting adapters, including over 700 products in a wide range of styles and sizes. It does not describe PVC tube or tubing. 012 2½ 0. It includes the thickness, width, cross-sectional area, weight per linear foot, and carrying capacity for each size ranging from 1/2 inch to 10 inches. Understanding Metric vs Imperial Measurement for PVC Fittings Plastic pipe sizes in the UK are measured in two ways: • Metric, also referred to as millimetres (mm) and • Imperial, also referred to as inch (“). PVC-U pipe unplasticized polyvinyl chloride Sold in 6 meter lengths. Sep 6, 2018 · Metric sizes of PVC pipe. Haunching and backfill materials are of 12mm (1⁄2”) particle size of smaller and surround the pipe completely. 140 +0. Fittings follow this same pattern, a 1" fitting has a 1. The table lists this information for pipe sizes ranging from 1/2 inch to 24 inches (imperial) and 12 mm to 600 THREADS Spears® metric thread fittings use BSP (British Standard Pipe) threads designated in inch-sizes, which also conform to ISO 7/1 metric threads. Aug 6, 2025 · This catalog accurately reflects dimensional information to the best of our knowledge. For correct pipe and fittings connections, always use pipe and fittings with the same nominal pipe size. Learn diameters, wall thickness, and usage in one guide. Dec 6, 2014 · Wall thickness of pipes available in different standard schedules (SCH. Apr 24, 2025 · Find all PVC pipe sizes with dimensions in inches & mm. Find the right Schedule 80 pipe and PVC pipe size for your project. Solvent-cemented fittings are commercially available to connect pipes based on inches to those based on millimeters. The size of pipes, fittings, flanges and valves are often given in inches as NPS - Nominal Pipe Size, or in metric units as DN - 'Diametre Nominal'. (The size is the same, only the pressure rating changes for FlexPVC. ) for wall thickness. Diameter Nominal (DN): The international metric designation, which May 3, 2016 · Wall Thickness As PVC pipe increases in diameter, the walls must also be thicker. This document provides specifications for PVC pipe in both imperial and metric units, including nominal pipe sizes, outside diameters, minimum wall thicknesses, average inside diameters, maximum working pressures, and weights per foot or meter of various schedule 40 and 80 PVC pipe. May 8, 2019 · This entry deals with the inch-based sizes of PVC pipe in use in the United States. Instructions on how to convert the nominal pipe size to millimeters and inches Some common mistakes of Metric Conversion Tables Kelly Pipe is proud to offer a wide variety of convenient, valuable pipe-related services to our clients. 375 ±0. The outside diameter of each pipe must be measured for size identification. Easily adapt metric PVC commonly found on Reef Octopus products to US standard PVC. 154 +0. The table below cross-references the nominal dimension of a PIPE with its actual outside diameter. 315 inches in diameter. For example, a 3/4" NPT pipe thread has an outside diameter of 1. 3 mm on sizes 75 through 125, plus 0. 315 ±0. This is because pipe sizing goes by a nominal size standard which is somewhat non-intuitive. Many of these services are value-added based on the nature of your order. 0 12. SCH 80 PVC pipes can be found in chemical processing, industrial plating, deionized water lines, and wastewater treatment management systems Learn how to accurately convert between inch-based measurements and metric measurements for pipes, tubes, and valves step-by-step with our conversion chart. , 1/2″, 2. 840" and the OD for 3" PVC pipe is 3. Table 1: Sch 40 PVC Pipe Dimensions SCH 80 PVC Pipe Sizes SCH 80 PVC pipes are generally dark gray in color even though may vary. Standard dimensions and weight of PVC - Polyvinyl Chloride - and CPVC - Chlorinated Polyvinyl Chloride. For example, a 1 inch PVC Pipe is actually 1. The pipe wall thickness abbreviated on the conversion board is SCH or SCHED. For example, a 1-1/2″ pipe size actually has an outside diameter of 1.