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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Product Description:

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.

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50/50 Death metal and thrash.
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Sodium
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volume of unknown metal = volume of water and metal - volume of water =23.4mL-15mL=8.4mL=8.4cm^3 Density of unknown metal =mass of the unknown metal/volume of the unknown metal=8.27g/8.4cm^3=0.985g/cm^3
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