• Shaanxi Peakrise Metal Co.,Ltd
    Good company with nice service and high quality and high reputation. One of our reliable supplier , goods are delivered in time and nice package.
  • Shaanxi Peakrise Metal Co.,Ltd
    John Morris
    Material experts, rigorous processing, timely discovery of problems in design drawings and communication with us, thoughtful service, reasonable price and good quality, I believe we will have more cooperation.
  • Shaanxi Peakrise Metal Co.,Ltd
    Thank you for your good after-sales service. Excellent expertise and technical support helped me a lot.
  • Shaanxi Peakrise Metal Co.,Ltd
    Through very good communication all problems solved, satisfied with my purchase
  • Shaanxi Peakrise Metal Co.,Ltd
    Adrian Hayter
    The goods purchased this time are very satisfied, the quality is very good, and the surface treatment is very good. I believe we will order the next order soon.
Contact Person : Nicole
Phone Number : 13186382597
Whatsapp : +8613186382597

Process Tantalum Standard Parts Tantalum Bolts Screws Nuts

Place of Origin China
Brand Name PRM
Certification ISO9001
Model Number custom
Minimum Order Quantity 1pc
Price Negotiate
Packaging Details Plywood case
Delivery Time 7~10 work days
Payment Terms T/T, L/C
Supply Ability 50000pcs/month

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Whatsapp:0086 18588475571

Wechat: 0086 18588475571

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Product Details
Name Tantalum Standard Parts Type Bolt,Screw,Nuts,Gasket
Material Tantalum And Tantalum Alloy Purity 99.95% 99.99%
Size M2,M3,M4,M5,M6,M8,M10,M12 Etc, Or Custom Density 16.68g/cm3
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M5 Tantalum Screws


Process Tantalum Parts


99.95% Tantalum Bolts

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Product Description

Process Tantalum Standard Parts Tantalum Bolts Screws Nuts


1. Specifications Of Tantalum Standard Parts Ta Bolts Screws Nuts:


Tantalum has a series of excellent properties such as high melting point, low vapor pressure, good cold working performance, high chemical stability, strong resistance to liquid metal corrosion, and large dielectric constant of the surface oxide film. Therefore, tantalum has important applications in high-tech fields such as electronics, metallurgy, steel, chemical industry, cemented carbide, atomic energy, superconducting technology, automotive electronics, aerospace, medical health and scientific research.


Tantalum bolts screws nuts gasket
Density: 16.6g/cm3
Size: M2,M2.5,M3,M4,M5,M12,M14 etc. Or custom as per customer's drawing.


Item No. DIN-Stabdard Desciption in English ISO-Standard GB-Standard
1 DIN 1 Taper pins ISO2339 GB117
2 DIN7 Parallel pins ISO2339 GB119-86
3 DIN84 Slotted cheese head screw ISO1207 GB65-85
4 DIN125-A Plain washers ISO7089 GB97.1-85
5 DIN125-B Medium washers ISO7090 GB97.2-85
6 DIN126 Plain washers ISO7091  
7 DIN558 Hexagon screws ISO4018  
8 DIN601 Hexagon blots ISO4016  
9 DIN923 Slotted pan head screw with shoulder   GB830-88
10 DIN931 Hexagon head screws ISO4014 GB5782-86
11 DIN933 Hexagon head screws ISO4017 GB5783-86
12 DIN934 Hexagon full nuts ISO4032 GB6170-86
13 DIN935 Hexagon slotted and castle nuts ISO7035 GB6178-86
14 DIN7972 Countersunk flat head tapping screws with slot ISO1482 GB5283-85


2.Characteristics of Tantalum Bolts,Screws,Nuts,Gasket:


1). high melting point, high strength,

2). outstanding thermal conductivity,

3). excellent resistance to oxidation at high temperatures,

4). excellent resistance to electrochemical corrosion


Process Tantalum Standard Parts Tantalum Bolts Screws Nuts 0Process Tantalum Standard Parts Tantalum Bolts Screws Nuts 1


3. Chemical composition of Tantalum Bolts,Screws,Nuts,Gasket:


Grade Main elements   Impurity content less than %
  Ta Nb Fe Si Ni W Mo Ti Nb O C H N
Ta1 Remain —— 0.005 0.005 0.002 0.01 0.01 0.002 0.04 0.02 0.01 0.0015 0.01
Ta2 Remain —— 0.03 0.02 0.005 0.04 0.03 0.005 0.1 0.03 0.01 0.0015 0.01
TaNb3 Remain <3.5 0.03 0.03 0.005 0.04 0.03 0.005 —— 0.03 0.01 0.0015 0.01
TaNb20 Remain 17.0~23.0 0.03 0.03 0.005 0.04 0.03 0.005 —— 0.03 0.01 0.0015 0.01
Ta2.5W Remain   0.005 0.005 0.002 3 0.01 0.002 0.04 0.02 0.01 0.0015 0.01
Ta10W Remain   0.005 0.005 0.002 11 0.01 0.002 0.04 0.02 0.01 0.0015 0.01


4. Application of Tantalum Bolts,Screws,Nuts,Gasket:


High temperature vacuum furnace,link parts on machine.


We can also make the various screw and nut according to the customer’s require,also can make square and fabricated parts.


We supply high quality products, competitive prices, satisfactory quality and prompt deliver. We will be a good choice for you purchasing products.


Welcome you arrive on anytime and we are willing to become long-term partners.




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Process Tantalum Standard Parts Tantalum Bolts Screws Nuts 2


Process Tantalum Standard Parts Tantalum Bolts Screws Nuts 3