YLI Holdings Berhad - Ductile Iron Pipe
YL Ductile Iron Pipes are manufactured by using the centrifugally casting method to ensure consistency in dimensions and compactness in its microstructure. All YL pipes are under stringent quality control to meet the minimum tensile strength of 420N/mm2 and a minimum elongation of 10 percent.Who are the manufacturers of ductile cast iron?Qualitas Exports is one such manufacturer of ductile cast iron and machined components. It is estimated that ductile iron production accounts for about 35 to 40% of all iron castings in countries like US, India, Germany, UK, France, China, etc.See all results for this questionWhat makes ductile iron different from gray cast iron?Ductile iron is an iron-carbon casting material whose matrix includes carbon in the form of nodular graphite particles. Rounded graphite nodules in the ductile iron matrix offer greater resistance to stress concentration when compared to graphite flakes (as in gray cast iron) and, therefore, inhibit the creation of cracks.See all results for this question
What makes a ductile iron pipe ductile?
Ductile Iron Pipe's improved qualities are derived from an improved manufacturing process that changes the character of the graphite content of the iron. Its graphite form is spheroidal, or nodular, instead of the flake form found in Cast Iron.See all results for this questionWhat is Ductile Iron? - Willman IndustriesDuctile Iron is a type of cast iron known for its impact and fatigue resistance, elongation, and wear resistance due to the spherical (round) graphite structures in the metal. Ductile Iron is also called ductile cast iron, spheroidal graphite cast iron, or nodular cast iron. Learn more!Estimated Reading Time: 5 minsWhat can be added to ductile iron to improve its strength?To improve the strength of ductile iron, additional tin or copper can be added. To improve corrosion resistance, copper, nickel, or chromium can replace anywhere from 15-30% of the iron. What are the Benefits of Ductile Iron? Ductile iron castings are very strong compared to regular cast iron (gray iron).See all results for this question
Ultrasonic Testing of Ductile Iron quality ductile iron Forming - Quality Magazine
The relationship between nodularity and acoustic velocity in ductile iron is well known. In general, sound velocity decreases as percent nodularity decreases. Foundries that produce ductile iron castings set sound velocity accept/reject limits to ensure that castings have the required nodularity. There is a consistent difference in sound velocity between pure iron, nodular cast iron, and gray cast iron. Typically, pure elemental iron has a velSee more on qualitymag quality ductile iron FormingRelated searches for quality ductile iron Formingductile iron vs steelductile iron suppliersductile iron meaningductile iron pipe sizes4 ductile iron pipe priceductile iron pipe price sheetductile iron pipe specifications6 ductile iron pipe priceSome results are removed in response to a notice of local law requirement. For more information, please see here.Quality of ductile ironT/H = (76.7/207)*0.703 = 0.260 (Range for good ductile 0.29 -0.33) HB proportional to compression strength (HB*9.81 = MPa) Tensile strength is a fraction of compression strength Gray irons T/H = 0.1 0.15 #D.L. Crews Quality and specifications of Ductile Iron, AFS Trans, 1974 (based on Siefer and Orths, AFS Trans. 1970).
Quality Control U.S. Pipe
Toggle Navigation. Products. Ductile Iron Pipe. TYTON JOINT Push-On Connection; HDSS High Pressure Restrained Pipe with Deflection; TR-XTREME Restrained Joint for Seismic; TR FLEX U.S. Pipe Original Restrained Joint; HP LOK High Pressure Restrained Joint; ERDIP Seismic & Earthquake Resistant Ductile Iron Pipe; Mechanical Joint Pipe; Flanged Pipe; BOLT-LOK Restrained Joint PipeQingdao Casting Quality Industrial Co., LtdAustenitic Ductile Iron, also known as austenitic nodular iron or austenitic spheroidal iron, is characterized by having its graphite substantially in a spheroidal form and substantially free of flake graphite.Prototype Ductile Iron Castings | CPM IndustriesA machine shop and network of foundries provide quality ductile iron castings with a quick turnaround. CPM Industries can work closely with your engineers to help create cost effective designs and can guide your project from concept to finished parts. Let us help
Processing Techniques and Productions of Ductile Iron: A quality ductile iron Forming
the productivity of ductile iron and reduces its material and energy requirements, resulting in substantial cost savings. The use of the most common grades of ductile iron "ascast" elim- i-nates heat treatment costs, offering a further advantage. Ductile iron is not a single material, but a family of materialsProcess - Ductile Iron Moulding IRON MOUNTAIN FORGEThe common defining characteristic of this group of materials is the shape (morphology) of the graphite. In ductile irons, the graphite is in the form of nodules rather than flakes (as in grey iron), thus inhibiting the creation of cracks and providing the enhanced ductility that gives the alloy its name.Malleable vs. Ductile Iron - A Comparison of Malleable and quality ductile iron FormingHumans have been manipulating iron to build things for centuries, maybe even millennia. However, most improvements to iron are somewhat modern. Until recently, the strongest types iron were "gray" and "white" cast iron. To make cast iron equipment, molten iron was molded in a cast. They had to do this because hammering cast iron breaks it. Gray and white iron were structurally sound, but cracked if bent or expanded. Malleable iron See more on pvcfittingsonline quality ductile iron Forming
Iron Types (page 1), Gray & Ductile Irons - Metal Casting quality ductile iron Forming
Ductile Iron Ductile (also called Nodular and Speroidal Graphite) Iron is stronger than gray iron, is tougher and is much less expensive to cast complex parts than steel forming. The iron microstructure is characterized by the Nodularity (roundness) quality, nodule size and nodule density (nodules per mm²).Estimated Reading Time: 8 minsImages of Quality Ductile Iron Forming See allSee all imagesGray Iron Casting & Ductile Iron Casting | Cast Iron ProductsDuctile iron castings have many of the same characteristics as gray iron castings with the added features of greater strength and elasticity. The increased strength and ductility of ductile iron castings makes it applicable to a wider range of applications such as gear boxes, pumps, and cable drums.
Gray & Ductile Iron Foundry | Quality Castings Company
In operation since 1933, The Quality Castings Company is a recognized leader in both high-volume and short-run production of the finest quality castings available in gray iron and ductile iron. We are a modern Iron Foundry striving to set the Industry standard for quality made Iron castings. Contact Us today to see how we can serve your Iron Casting needs!Effect of chemical composition on casting properties of quality ductile iron FormingFor Ferritic Ductile Iron, the C content is generally recommended to be 3.6-4.0 wt.%, so as to ensure its good mold filling fluidity and structural compactness. Si element: Si element promotes graphitization. Si in nodular cast iron has a good inoculation effect.Ductile Iron and Ductile Iron Casting | General KinematicsDuctile iron, also known as ductile cast iron, is a durable, fatigue-resistant metal due to its spherical graphite structure. First patented in 1948, ductile iron is todays version of cast iron. Like cast iron, modern ductile iron contains small pieces of graphite which slightly change the properties of the iron.Estimated Reading Time: 3 mins
Ductile Iron Quality Assurance Guide
CARBON is the most important and most abundant element in ductile iron. In ductile irons, carbon contents may range from 3.30% to 3.90%. In molten iron, this carbon is in solution. As the iron solidifies, most of this carbon must come out of solution and is precipitated as graphite particles.Ductile Iron Pipe | Ductile Iron Pipe Manufacturing quality ductile iron FormingThe manufacturing process that produces ductile iron pipe changes the graphite in the iron from the flake form in cast iron to a nodular or spheroidal form. This is done by adding magnesium and other elements to the molten iron during the manufacturing.Ductile Iron Microstructure by Thermal Analysisnear the right size. In ductile iron, graphite occupies between 9 and 11% of the volume, while in liquid ductile iron, carbon occupies no volume. The miracle of ductile iron is then that graphite grows in the solidifying material to almost perfectly match the shrinkage. The key word is almost. If we get enough graphite to come out of the liquid