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Harbin Rainbow Technology Co., Ltd.
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- Harbin Rainbow Technology Co., Ltd.Address:C2-02 Handi Building,Songbei Distr.,Harbin,ChinaPostal Code:150028Web site address:http://www.fastenerequip... Contact Now
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What is Cold Forging – Cold Forging Process, Materials, Uses, Advantages & Disadvantages
How does a thread rolling machine work
The Complete Guide to Zinc Plating: All You Need To Know
How to convert natural gas consumption into MMbtu
The Relationship Between Natural Gas and MMBtuThread Rolling
Working principle of nut tapping machine
Nut tapping machine is a kind of machining equipment that processes internal threads, screws or teeth buckles on the inner side of the holes of variou...Tightening bolts can not be ignored friction can cause problems to solve the problem
fortensionbolt, The friction force is a factor to be reckoned with. Bolt friction joint has been in existence, it may be part of the reason that cause...When to Use Spring Washers: A Comprehensive Guide
Pros and Cons of Cold Forging and Hot Forging
Difference between hot dip zinc and hot dip galvanising
Hot-dip zincing and hot-dip galvanising are two different processes for corrosion protection of metals, with hot-dip zincing usually providing better ...
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New Model Six Station RBF146LH Cold Heading Machine Bolt Former
high quality hydraulic forging press bolt making machine power hammer cold forging machine
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Good accuracy RBF146LH Cold Heading Machine Bolt Former with PLC
high quality hydraulic forging press bolt making machine power hammer cold forging machine
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Good accuracy RBF146LH Cold Heading Machine Bolt Former with Servo Motor
high quality hydraulic forging press bolt making machine power hammer cold forging machine
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High Accuracy Flat Thread Rolling Machine Rolling machine with PLC
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
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High Accuracy Flat Thread Rolling Machine Rolling machine - COPY - nuf8t7
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
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Full Cover High Accuracy Flat Thread Rolling Machine Rolling machine
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
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Fully Automatic 6 Station Cold Upsetting machine -2026 New Design
high quality hydraulic forging press bolt making machine power hammer cold forging machine
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1 Die 2 Blow M8 Screw Machine - 2026 New Design
Place of Origin: China
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Application: Machinery & Hardware & Others
Condition: New
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Warranty of core components: One Year
Brand Name: Rainbow
Voltage: 380V
Warranty: One Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Other.
Packaging Details: Plywood Cases
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Fully Automatic Multi Station Cold Upsetting machine - 2026 New Design
high quality hydraulic forging press bolt making machine power hammer cold forging machine
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Fully Cover Automatic Screw Making Machine CE - 2026 New Design
Place of Origin: China
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Application: Machinery & Hardware & Others
Condition: New
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Warranty of core components: One Year
Brand Name: Rainbow
Voltage: 380V
Warranty: One Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Other.
Packaging Details: Plywood Cases
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Composite Rivet Making Machine -Harbin Rainbow CE - 2026 New Design
Trimetal Composite Contact Cold Header can make six different metals be compounded together under cold state to produce composite contacts according to the technique requirements. Its working process includes the following steps: Sending two different kinds of metal wire into the machine firstly, transmitting them into the mould after being cut off. Then by two times upsetting process, the two kinds of metal become the composite contacts. Finally, the products retreat from the mould and enter into the finished product box.
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Threading Machine Thread Roller PLC Controlled Standard Screw&Bolt Making -2026 New Design
- High-Speed Operation: Produces up to 100 sets per month for efficient production.
- Durable Construction: Built for long-term use in construction workshops.
- Flat Die Design: Ensures precise thread rolling for screws and bolts.
- Customizable Options: Offers flexibility for various screw and bolt sizes.
- Reliable Warranty: One-year warranty for peace of mind.
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M30 Screw Threading Machines - 2026 New Design
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
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M18-M22 Hex Bolt Thread Rolling Machine - 2026 New Design
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
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We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
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Full Automatic RNF22B NUT FORMER MACHINE - 2026 New Design
High speed nut former, nut making machine,nut forging machine to make hex,flange, nylock nut and special nut parts.
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Full Automatic Nail Making Machine - 2026 New Design
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(NINGBO), one Thread rolling machine factory(NINGBO), one Heat treatment furnace factory (SUQIAN) and one Electroplating equipment factory(WUXI).
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We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
With our reputation increasing and our team becoming more professional, we have experienced a significant growth in business during the recent years. Nowadays, more and more reputed companies compete in a long-term cooperation with us.
We abide by the principles of honesty, credibility, and mutual-benefit. Our motto is “ONCE BUSINESS, FOREVER FRIENDS”, we will do our best to serve clients at home and abroad. Due to our top-notch professional knowledge and rich trad experience, we have seen our market developing ability and actual business growth with an increasingly faster pace. We sincerely look forward to working with you. Let's build a great future together!
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China 2026 Hot Sale Automatic 3 to 33mm Spring Washer Cutting Machine
Rainbow full production of Spring washer making machine. we have all sizes equipment for 3mm, up to above 33mm spring washers.
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China Good Price Fully Automatic M5-M6 Long Nut Part Cold Forging Machine
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
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China Good Quality Low Price Fully Automatic Nail Making Machine
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.
