• High quality molybdenum mandrel for piercing seamless tube System 1
  • High quality molybdenum mandrel for piercing seamless tube System 2
  • High quality molybdenum mandrel for piercing seamless tube System 3
  • High quality molybdenum mandrel for piercing seamless tube System 4
High quality molybdenum mandrel for piercing seamless tube

High quality molybdenum mandrel for piercing seamless tube

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Loading Port:
Shanghai
Payment Terms:
TT or LC
Min Order Qty:
20 m.t.
Supply Capability:
10000 m.t./month

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Cross Rolling Pierce Mill Plug Head

Biref description

Piercing mill plugs are the wearing part of cross rolling piercer in the production of seamless tubes and pipes.
No matter it is plug mill process or mandrel mill process, a solid round (billet) is used. It is uniformly heated in the rotary hearth heating furnace and then pierced by a Mannesmann piercer. The pierced billet or hollow shell is rolling reduced in outside diameter and wall thickness. 
We can produce plugs for all kinds of pipes, carbon steel pipes, alloy steel pipes and stainless steel pipes.

ISO9001 company, the Top manufacturer of seamless steel tube and pipe piercing mill tool in China which main products including forged piercing plug, guide shoe, mandrel bar and related tools.
· Main Equipments:
· Forging machine, Punching machine, Intermediate frequency furnace, Three-phase electro slag remelting furnace, Robotic welding machine, Wall type resistance furnace, Trolley type resistance furnace and CNC machines etc.
· Material:
·40CrNiMo,20CrNi4,H13,3Cr2W8V, Molybdenum, and customized material
· plug specification range p38mm---p800mm and annual production capacity close to 10,000 Tons.
· Inspection facilities
· Chemical component & metallographic analysis, Ultrasonic testing, Hardness testing and other precision analytical instruments.

 



Company Profile

CNBM INTERNATIONAL CORPORATION


Build your world with our materials.

We are a primary subsidiary of China National Building Material Group Co., Ltd.

CNBM Group is a central government-owned enterprise and a Fortune Global 500 company (Ranking 203th in 2019). It is the largest building material manufacturer and service provider in the world, with 15 publicly-listed companies and over 180,000 employees (2019). We have more than 300 factory plants in China. For the refractory, we are top 3 in China. We have more than 17 plants in different cities.

 

Products Parameters

Materials35CrMo,H13,20CrNi4,Moly plug etc.
Dimension size rangecustomized as per the drawings
Hardness38-42HRC, 260-320HB for different material grade
Surface ProcessingNitriding oxidization with required thickness
ApplicationPierce mill
Threadingavailable
Steel pipes gradecarbon steel, stainless steel,alloy steel

Products Specification

ItemSize(mm)MaterialsHardnessNotes
1Φ60-80020CrNi3MoMeet the customer's requirementFoundry/forging
2Φ60-80020CrNi4MoMeet the customer's requirementFoundry/forging
3Φ60-800H13Meet the customer's requirementforging
4Φ60-800specialMeet the customer's requirementFoundry

 

FAQ
Q:Are you a trading company or manufacturer?
A:CNBM is a large-scale central governmental industrial group with its own manufacturing sector, research and development sector, trading sector and logistics sector.

Q:I have some special requirement about specifications.
A:We have a well-rounded product range, which endows us with the capability of applying many special specifications. Please feel free to contact us with yours.

Q:Do you accept OEM service?
A:Yes, we do.

Q:What is your delivery time?
A:It depends on the size/complexity of your order and our own production schedule. Usually we provide a faster delivery than the industry's average.

Q:What is the payment term?
A:Our payment terms are negotiable.

Q:Can I have my own logo on the product?
A:Sure, we can apply your own logo on the products according to your drawings.

Q: Are bands like Iron Maiden, Metallica, Black Sabbath, Led Zeppelin, and the Misfits considered metal? Or does metal have to include screaming now?
metal core- atmospheric and progressive death core- a mix of death metal type riffs with punk/screamo type vocals doom metal- slow gloomy atmospheric metal grind core- death metal with a brutal sound. It is usually over-powered by the bass guitar and vocals sound more guttural then they do shrieky or shrill. melodic death metal- death metal with Iron Maiden/Thin Lizzy type riffs and melodies throughout. Often contains a beautiful solo by the rhythm guitar player. black metal- there are two types- The original classic style is marked by low-fi, underproduced sound and basic drumming- The lyrics usually deal with evil, paganism, nationalism or all. modern black metal contains- vox(blast beats), heavy bass with underscored rythym guitar in the background and lightning fast drumming that keeps time with the bass guitar. The lyrical content is usually the same as what you'd here in classic black metal. These guys usually paint their faces and wear black leather. Stoner metal is done in a 70's pschyadelic style with lyrics not meant to be taken seriously.
Q: Okay, I got into this discussion with my roommate debating which of these genres is better. He says he thinks bands like Slipknot and Korn are better because they have a more aggressive stage presence and deep meaningful lyrics. I'm not saying they suck, I'm just saying that I believe that old metal bands are far better than new metal.I will agree with him that there are some pretty good guitarists in those kinds of bands, but with lyrics like I will eat your heart then wear it as a hat I have a hard time comprehending with that. I told him that it was because of bands like Led Zeppelin, ACDC, Aerosmith, and Van Halen that these new metal bands exist. Bands like Slipknot may be good in the musical talent sense, but they'll never be as big or as iconic as Led Zeppelin. Plus, I know for a fact that these guys wouldn't come as close as good as Jimi Hendrix, Eric Clapton, or Eddie Van Halen. So what do you guys think? Winner Gets 10 points!!!!!
Heavy Metal (20th Century) - Black Sabbath, Judas Priest Heavy Metal (All Time) - Metallica, Iron Maiden Groove Metal - Pantera, Sepultura Industrial Metal - Nine Inch Nails, Faith No More Thrash Metal (I think that's what you meant) - Trivium, Metallica Progressive Metal - Dream Theater, Kamelot Speed Metal - Gothic Metal - HIM Symphonic Metal - Kamelot, Epica Power Metal - Scar Symmetry, Solution .45 Metalcore - The Devil Wears Prada, Avenged Sevenfold/August Burns Red Nu Metal - It's kinda' hard picking bands for this because so many bands cover multiple genres but I did the best I could.
Q: why do metels bond with non metals? How does the structure of atoms/compounds relate to the function of how they form compounds
Just LOOK AROUND. There's metal in just about everything. Your car is made of metal. Your computer is made of metal and plastic. There's metal staples and nails holding together all the furniture in your home. Your refrigerator and stove and dishwasher are made of metal. Your jewelry is metal. Coins are metal. You need to ask a more detailed question to get any kind of useful answers.
Q: I know that one band is classic Thrash and one is Nu-Metal, but these are my favorite bands. Why is it that metal purist love to discriminate against Nu-metal bands? Slipknot might not be as thrash as Slayer but the Vocals are much heavier than slayer. Slipknot is obviously not death metal but they are the heaviest and one of the most innovative and talented bands around. I personally don't care if i'm not a true quot;metalheadquot; if I like slipknot, I just wanted to get your opinions. Why do people discriminate against Slipknot?
name the basic property on which metals and non metals are diffrentiated. the answer being : on electrical conductivity
Q: I have to watch these videos of non identifiable substances and all it shows is it's Appearance, Malleability, Conductivity and reaction in water and acid. I don't know how I would know if these substances were non metal or metal? Any ideas?
its very simple it the amout of protons and electrons that the atom contains. 2 outer electrons to 1 requires more energy to break off that second electron I believe the amount of energy required to do such is consisdered to be called electron affinity
Q: self explanatory question, electric guitar, Ibanez rg370dx, is it good for playing heavy metal on?
just look at the REACTIVITY SERIES.. The reactivity series is sometimes quoted in the strict reverse order of standard electrode potentials, when it is also known as the electrochemical series: Li > K > Sr > Ca > Na > Mg > Al > Zn > Cr > Fe > Cd > Co > Ni > Sn > Pb > H > Cu > Ag > Hg > Pt > Au -ion with higher reactivity displaces ion with lower reactivity. ^_^
Q: amorphous metals have shown to be an attractive choice for transformer core materials.what an amorphous metal is actually?and why it is so competitives?
search okorder
Q: Remember Pop fans Metal isn't just the black metal crap that you hear on the radioRemember Metal there are still some quality pop songs (very very little but there is always one once in a while)
Dissection, Cor Scorpii, Carach Angren, Naglfar, Lord Belial, Dark Fortress, Burzum, Mayhem, Darkthrone, Windir, Ulver, Desolation Triumphalis, Satyricon, Twilight, Wolves in the throne room, Nyktalgia, Horna, Enslaved, Dark Funeral, Anthelion, Immortal, Eyes of Noctum, Dimmu Borgir, Wolfchant, Ensiferum, Insomnium, Kalmah, Wintersun, Gojira, Decapitated, Suffocation, Nile, Death Morbid Angel, Entombed, Grave, Autopsy, Brain Drill, Krisiun, Bloodbath, Obituary, Atheist, Aeon, Behemoth, Amon Amarth, Agalloch, Isis, Pelican, Pantera, Lamb of God, Machine Head, Trivium, Sodom, Kreator, Sepultura, Rudra, Crimson Massacre, Testament, Celtic Frost, Suicidal Angels, Black Sabbath, Iron Maiden, Slayer, Megadeth, Metallica, Trouble, Candlemass, Mirror of Deception, Unanimated, Razor, Necrovore, Sarcófago, Morbid, Through The Eyes of the Dead, The Faceless, Winds of Plague, Whitechapel, Cementery Urn, Daath, Kataklysm, Napalm Death, Belphegor, Necrophagist
Q: If you like:Black MetalBlackened Death MetalPower MetalExtreme Metaland Hate:MetalcoreDeathcoreNu-MetalAlternative Metalyou should add me on xbox because i am sick of my friends not knowing what real music is....gamertag: IDoomTrooper
If you have to ask, you can't do it - Gaahl
Q: NOT what does acid do to metal! I already know that it weathers it!!!What does metal(iron,magnesium,copper..) do to acids?Weaker or stronger?pH level changes??Please help! I need this 4 my project!Thanx!
I'm assuming that you are asking about acids and bases in water in my answer. Metals should not be considered as bases in a direct sense, because their reaction with water, if any, must first involve oxidation - in which the metal donates electrons to water and the water reacts to form hydrogen gas, plus hydroxide (so, yes, after reaction the solution is basic). Some metals (so called active metals) do this reaction - these include all the group 1 and group 2 metals (Li, Na, K, Rb, Ba, Ca, Sr, and Ba - with Mg the reaction is slow and it is very slow for Be). Other metals will not react with water at all (like silver or gold), other only react with acidic aqueous solutions. In all cases where reaction occurs, there is oxidation of metal AND formation of hydroxide (or reaction of the hydroxide formed with H+). Metal oxides of electropositive metals often react to form hydroxides, which can then dissolve as bases. The metal hydroxides are bases (or yield the base hydroxide when they dissolve). Added note: Electropositive metals are those from which taking an electron is relatively easy - the most electropositive metals are those on the left hand side of the periodic table (like those I listed.)

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