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DIN8140 Wire Screw Thread Insert Fastener for Helicol Repair are superior fasteners that create strong and durable threads in hard or high-strength materials.
DIN8140 series steel wire thread insert type and size
| Screw Thread d | M2 | M2.5 | M3 | (M3.5) | M4 | M5 | M6 | (M7) | M8 | M8 | M10 | M10 | M10 | M12 | M12 | M12 | |
| P | Coarse thread pitch | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.25 | - | 1.5 | - | - | 1.75 | - | - |
| Fine thread pitch | - | - | - | - | - | - | - | - | - | 1 | - | 1 | 1.25 | - | 1 | 1.25 | |
| L | Nominal Size (min) | 2 | 2.5 | 3 | 3.5 | 4 | 5 | 6 | 7 | 8 | 8 | 10 | 10 | 10 | 12 | 12 | 12 |
| Nominal Size (max) | 5 | 6.25 | 7.5 | 8.75 | 10 | 12.5 | 15 | 17.5 | 20 | 20 | 25 | 25 | 20 | 30 | 24 | 24 | |
| n | Number of turns (min.) | 2.9 | 3.5 | 3.9 | 3.7 | 3.7 | 4.3 | 4.2 | 5.3 | 4.7 | 6.1 | 5 | 7.6 | 6 | 5.2 | 9.3 | 7.4 |
| Number of turns (max.) | 8.9 | 10.5 | 11.1 | 11.2 | 10.9 | 12.3 | 12.3 | 14.3 | 13.5 | 16.5 | 14.2 | 20.7 | 13.1 | 14.7 | 19.5 | 15.9 | |
| d1 | Large diameter (min) | 2.6 | 3.3 | 3.8 | 4.55 | 5.15 | 6.35 | 7.6 | 8.65 | 9.85 | 9.85 | 12.1 | 12.1 | 12.1 | 14.4 | 14.4 | 14.4 |
| large diameter (max) | 2.8 | 3.5 | 4 | 4.75 | 5.35 | 6.6 | 7.85 | 8.9 | 10.1 | 10.1 | 12.5 | 12.5 | 12.5 | 14.8 | 14.8 | 14.8 | |
| core hole, Ref. | 2.1 | 2.6 | 3.2 | 3.7 | 4.2 | 5.2 | 6.3 | 7.3 | 8.4 | 8.3 | 10.5 | 10.3 | 10.4 | 12.5 | 12.3 | 12.4 | |
| Screw Thread d | M12 | (M14) | (M14) | (M14) | M16 | M16 | (M18) | (M18) | (M18) | (M18) | M20 | M20 | M20 | (M22) | (M22) | (M22) | |
| P | Coarse thread pitch | - | 2 | - | - | 2 | - | 2.5 | - | - | - | 2.5 | - | - | 2.5 | - | - |
| Fine thread pitch | 1.5 | - | 1.25 | 1.5 | - | 1.5 | - | 1.5 | 1.5 | 2 | - | 1.5 | 2 | - | 1.5 | 2 | |
| L | Nominal Size (min) | 12 | 14 | 14.4 | 14 | 16 | 16 | 18 | - | 18 | 18 | 20 | 20 | 20 | 22 | 22 | 22 |
| Nominal Size (max) | 30 | 35 | 16.4 | 35 | 40 | 40 | 45 | 12 | 45 | 45 | 40 | 40 | 40 | 44 | 33 | 44 | |
| n | Number of turns (min.) | 6.2 | 5.6 | 9.4 | 7.4 | 6.5 | 8.7 | 5.6 | - | 9.5 | 7.1 | 6.3 | 10.7 | 8 | 6.9 | 11.7 | 8.7 |
| Number of turns (max.) | 15.7 | 15.2 | 10.6 | 19.9 | 17.5 | 22.9 | 15.5 | 6 | 25.3 | 19.1 | 13.7 | 22.4 | 16.8 | 15 | 18.1 | 18.4 | |
| d1 | Large diameter (min) | 14.4 | 16.8 | 16.8 | 16.8 | 19 | 19 | 21.5 | 21.5 | 21.5 | 21.5 | 23.7 | 23.7 | 23.7 | 26.3 | 26.3 | 26.3 |
| large diameter (max) | 14.8 | 17.2 | 17.2 | 17.2 | 19.4 | 19.4 | 22 | 22 | 22 | 22 | 24.2 | 24.2 | 24.2 | 26.8 | 26.8 | 26.8 | |
| core hole, Ref. | 12.5 | 14.5 | 14.25 | 14.5 | 16.5 | 16.5 | 18.75 | 18.5 | 18.5 | 18.5 | 20.75 | 20.5 | 20.5 | 22.75 | 22.5 | 22.5 | |
| Screw Thread d | M24 | M24 | M24 | (M27) | M30 | M30 | M30 | (M33) | (M33) | M36 | M36 | M36 | (M39) | (M39) | (M39) | ||
| P | Coarse thread pitch | 3 | - | - | 3 | 3.5 | - | - | 3.5 | - | 4 | - | - | 4 | - | - | |
| Fine thread pitch | - | 1.5 | 2 | - | - | 1.5 | 2 | - | 2 | - | 2 | 3 | - | 2 | 3 | ||
| L | Nominal Size (min) | 24 | 24 | 24 | 27 | 30 | 30 | 30 | 33 | 33 | 36 | 36 | 36 | 39 | 39 | 39 | |
| Nominal Size (max) | 48 | 36 | 48 | 54 | 60 | 45 | 45 | 66 | 49.5 | 72 | 54 | 54 | 78 | 58.5 | 58.5 | ||
| n | Number of turns (min.) | 6.2 | 12.9 | 9.6 | 7.1 | 7 | 16.5 | 12.3 | 7.8 | 13.7 | 7 | 14.1 | 9.9 | 7.7 | 16.3 | 10.8 | |
| Number of turns (max.) | 14 | 19.8 | 20.2 | 15.4 | 14.9 | 25.3 | 19 | 16.5 | 21.2 | 15.2 | 21.9 | 15.3 | 16.6 | 25 | 16.8 | ||
| d1 | Large diameter (min) | 28.6 | 28.6 | 28.6 | 32.2 | 35.2 | 35.2 | 35.2 | 38.3 | 38.3 | 42.1 | 42.1 | 42.1 | 45.1 | 45.1 | 45.1 | |
| large diameter (max) | 29.1 | 29.1 | 29.1 | 32.7 | 35.7 | 35.7 | 35.7 | 38.8 | 38.8 | 42.6 | 42.6 | 42.6 | 45.6 | 45.6 | 45.6 | ||
| core hole, Ref. | 24.75 | 24.5 | 24.5 | 27.75 | 31 | 30.5 | 30.5 | 34 | 33.5 | 37 | 36.5 | 37 | 40 | 39.5 | 40 | ||
Material | Steel Grade | Usage Temperature | Collapse strength at room temperature | Surface Treatment |
| Stainless steel | 0Cr18Ni9 | 425ºC in short time 315ºC in long time | >1400Mpa | Natural surface Cadmium plating Silvering plating |
| 1Cr18Ni9 | ||||
| 1Cr18Ni9Ti | ||||
| Copper alloy | QSn6.5-4 | 300ºC in short time 250ºC in long time | >1000Mpa | Natural surface Cadmium plating |
| High-temperature alloy | Inconelx750 | 750ºC in short time 550ºC in long time | >1400Mpa | Natural surface Silvering plating |
Wire thread inserts are inserts developed to protect non-ferrous metal threaded holes and are suitable for threaded connections. Screw and tighten it into the threaded hole of one of the connected parts to form a standard internal thread, and the bolt (or screw) is then screwed into it. The commonly used material for wire thread inserts is stainless steel 304. The installation steps of wire thread inserts are simple and clear, including drilling, tapping, installation and tail removal.
Applications:Package: Usually finished products will be put into plastic bags and outer with carton cases.
We will also reinforce the cases onto tthe pallet to avoid damage during transportation.
Delivery time: Stocked goods can be delivered out the same day we received the order.
Usually the delivery time is within 3-7 working days.
Q1: Are you trading company or manufacturer?
A1: We are factory loacted in Xinxiang City, Henan Province of China.
Q2: What products do you offer?
A2: Our main products are Wire Threaded Inserts, Self-tapping Threaded Inserts, Keylocking Threaded Inserts and Tangless Threaded Inserts. Meanwhile, we also produce water filter, oil filter as well as accessories.
Q3: Do you provide samples? Is it free?
A3: Free samples can be supplied and the freight is paid by clients. This charge will be subtracted in your future order.
Q4: What is your payment terms?
A4: Payment<3000USD,100% payment in advance.
Payment>3000USD,30%T/T in advance,the balance 70% paid after inspection and before shipment.
Q5: What's your after sales service?
A5: Elite Aviation's goods have one year guarantee time and during this time if there is any quality questions, free replacement service is supplied.
Q6:How do you ship the goods?
A6:According to your order quantity, it is usually by sea,air or express etc.
And we are looking forward to establishing a long-term cooperative relationship with you.
Elite Aviation Manufacturing Co., Ltd is a professional supplier of thread inserts filter elements and metal products. Since its establishment, ELITE has always adhered to the production and business philosophy of "quality first, customer first", and is committed to providing cost-effective fastener products and fastening system solutions for various industries.
Now, our main products include thread inserts and filters two series. Thread inserts are tangless thread inserts, wire inserts with tails, self tapping inserts, keylocking inserts and their supporting tools. Filters are sintered mesh filter element, corrugated filter element, wire-wound filter element, bag filters, etc. Products are widely used in fields such as communication electronics, aviation, aerospace, rail transit, ships, medical treatment, industrial equipment. Through the continuous efforts of ELITE AVIATION people, products have been widely used in industries such as aviation, aerospace, high-speed rail, large locomotives, automotive manufacturing, power, machinery, as well as high-voltage switchgear, etc.
ELITE AVIATION, to create a global brand of Chinese wire thread inserts and filter elements.
|
|
DIN8140 Wire Screw Thread Insert Fastener for Helicol Repair are superior fasteners that create strong and durable threads in hard or high-strength materials.
DIN8140 series steel wire thread insert type and size
| Screw Thread d | M2 | M2.5 | M3 | (M3.5) | M4 | M5 | M6 | (M7) | M8 | M8 | M10 | M10 | M10 | M12 | M12 | M12 | |
| P | Coarse thread pitch | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.25 | - | 1.5 | - | - | 1.75 | - | - |
| Fine thread pitch | - | - | - | - | - | - | - | - | - | 1 | - | 1 | 1.25 | - | 1 | 1.25 | |
| L | Nominal Size (min) | 2 | 2.5 | 3 | 3.5 | 4 | 5 | 6 | 7 | 8 | 8 | 10 | 10 | 10 | 12 | 12 | 12 |
| Nominal Size (max) | 5 | 6.25 | 7.5 | 8.75 | 10 | 12.5 | 15 | 17.5 | 20 | 20 | 25 | 25 | 20 | 30 | 24 | 24 | |
| n | Number of turns (min.) | 2.9 | 3.5 | 3.9 | 3.7 | 3.7 | 4.3 | 4.2 | 5.3 | 4.7 | 6.1 | 5 | 7.6 | 6 | 5.2 | 9.3 | 7.4 |
| Number of turns (max.) | 8.9 | 10.5 | 11.1 | 11.2 | 10.9 | 12.3 | 12.3 | 14.3 | 13.5 | 16.5 | 14.2 | 20.7 | 13.1 | 14.7 | 19.5 | 15.9 | |
| d1 | Large diameter (min) | 2.6 | 3.3 | 3.8 | 4.55 | 5.15 | 6.35 | 7.6 | 8.65 | 9.85 | 9.85 | 12.1 | 12.1 | 12.1 | 14.4 | 14.4 | 14.4 |
| large diameter (max) | 2.8 | 3.5 | 4 | 4.75 | 5.35 | 6.6 | 7.85 | 8.9 | 10.1 | 10.1 | 12.5 | 12.5 | 12.5 | 14.8 | 14.8 | 14.8 | |
| core hole, Ref. | 2.1 | 2.6 | 3.2 | 3.7 | 4.2 | 5.2 | 6.3 | 7.3 | 8.4 | 8.3 | 10.5 | 10.3 | 10.4 | 12.5 | 12.3 | 12.4 | |
| Screw Thread d | M12 | (M14) | (M14) | (M14) | M16 | M16 | (M18) | (M18) | (M18) | (M18) | M20 | M20 | M20 | (M22) | (M22) | (M22) | |
| P | Coarse thread pitch | - | 2 | - | - | 2 | - | 2.5 | - | - | - | 2.5 | - | - | 2.5 | - | - |
| Fine thread pitch | 1.5 | - | 1.25 | 1.5 | - | 1.5 | - | 1.5 | 1.5 | 2 | - | 1.5 | 2 | - | 1.5 | 2 | |
| L | Nominal Size (min) | 12 | 14 | 14.4 | 14 | 16 | 16 | 18 | - | 18 | 18 | 20 | 20 | 20 | 22 | 22 | 22 |
| Nominal Size (max) | 30 | 35 | 16.4 | 35 | 40 | 40 | 45 | 12 | 45 | 45 | 40 | 40 | 40 | 44 | 33 | 44 | |
| n | Number of turns (min.) | 6.2 | 5.6 | 9.4 | 7.4 | 6.5 | 8.7 | 5.6 | - | 9.5 | 7.1 | 6.3 | 10.7 | 8 | 6.9 | 11.7 | 8.7 |
| Number of turns (max.) | 15.7 | 15.2 | 10.6 | 19.9 | 17.5 | 22.9 | 15.5 | 6 | 25.3 | 19.1 | 13.7 | 22.4 | 16.8 | 15 | 18.1 | 18.4 | |
| d1 | Large diameter (min) | 14.4 | 16.8 | 16.8 | 16.8 | 19 | 19 | 21.5 | 21.5 | 21.5 | 21.5 | 23.7 | 23.7 | 23.7 | 26.3 | 26.3 | 26.3 |
| large diameter (max) | 14.8 | 17.2 | 17.2 | 17.2 | 19.4 | 19.4 | 22 | 22 | 22 | 22 | 24.2 | 24.2 | 24.2 | 26.8 | 26.8 | 26.8 | |
| core hole, Ref. | 12.5 | 14.5 | 14.25 | 14.5 | 16.5 | 16.5 | 18.75 | 18.5 | 18.5 | 18.5 | 20.75 | 20.5 | 20.5 | 22.75 | 22.5 | 22.5 | |
| Screw Thread d | M24 | M24 | M24 | (M27) | M30 | M30 | M30 | (M33) | (M33) | M36 | M36 | M36 | (M39) | (M39) | (M39) | ||
| P | Coarse thread pitch | 3 | - | - | 3 | 3.5 | - | - | 3.5 | - | 4 | - | - | 4 | - | - | |
| Fine thread pitch | - | 1.5 | 2 | - | - | 1.5 | 2 | - | 2 | - | 2 | 3 | - | 2 | 3 | ||
| L | Nominal Size (min) | 24 | 24 | 24 | 27 | 30 | 30 | 30 | 33 | 33 | 36 | 36 | 36 | 39 | 39 | 39 | |
| Nominal Size (max) | 48 | 36 | 48 | 54 | 60 | 45 | 45 | 66 | 49.5 | 72 | 54 | 54 | 78 | 58.5 | 58.5 | ||
| n | Number of turns (min.) | 6.2 | 12.9 | 9.6 | 7.1 | 7 | 16.5 | 12.3 | 7.8 | 13.7 | 7 | 14.1 | 9.9 | 7.7 | 16.3 | 10.8 | |
| Number of turns (max.) | 14 | 19.8 | 20.2 | 15.4 | 14.9 | 25.3 | 19 | 16.5 | 21.2 | 15.2 | 21.9 | 15.3 | 16.6 | 25 | 16.8 | ||
| d1 | Large diameter (min) | 28.6 | 28.6 | 28.6 | 32.2 | 35.2 | 35.2 | 35.2 | 38.3 | 38.3 | 42.1 | 42.1 | 42.1 | 45.1 | 45.1 | 45.1 | |
| large diameter (max) | 29.1 | 29.1 | 29.1 | 32.7 | 35.7 | 35.7 | 35.7 | 38.8 | 38.8 | 42.6 | 42.6 | 42.6 | 45.6 | 45.6 | 45.6 | ||
| core hole, Ref. | 24.75 | 24.5 | 24.5 | 27.75 | 31 | 30.5 | 30.5 | 34 | 33.5 | 37 | 36.5 | 37 | 40 | 39.5 | 40 | ||
Material | Steel Grade | Usage Temperature | Collapse strength at room temperature | Surface Treatment |
| Stainless steel | 0Cr18Ni9 | 425ºC in short time 315ºC in long time | >1400Mpa | Natural surface Cadmium plating Silvering plating |
| 1Cr18Ni9 | ||||
| 1Cr18Ni9Ti | ||||
| Copper alloy | QSn6.5-4 | 300ºC in short time 250ºC in long time | >1000Mpa | Natural surface Cadmium plating |
| High-temperature alloy | Inconelx750 | 750ºC in short time 550ºC in long time | >1400Mpa | Natural surface Silvering plating |
Wire thread inserts are inserts developed to protect non-ferrous metal threaded holes and are suitable for threaded connections. Screw and tighten it into the threaded hole of one of the connected parts to form a standard internal thread, and the bolt (or screw) is then screwed into it. The commonly used material for wire thread inserts is stainless steel 304. The installation steps of wire thread inserts are simple and clear, including drilling, tapping, installation and tail removal.
Applications:Package: Usually finished products will be put into plastic bags and outer with carton cases.
We will also reinforce the cases onto tthe pallet to avoid damage during transportation.
Delivery time: Stocked goods can be delivered out the same day we received the order.
Usually the delivery time is within 3-7 working days.
Q1: Are you trading company or manufacturer?
A1: We are factory loacted in Xinxiang City, Henan Province of China.
Q2: What products do you offer?
A2: Our main products are Wire Threaded Inserts, Self-tapping Threaded Inserts, Keylocking Threaded Inserts and Tangless Threaded Inserts. Meanwhile, we also produce water filter, oil filter as well as accessories.
Q3: Do you provide samples? Is it free?
A3: Free samples can be supplied and the freight is paid by clients. This charge will be subtracted in your future order.
Q4: What is your payment terms?
A4: Payment<3000USD,100% payment in advance.
Payment>3000USD,30%T/T in advance,the balance 70% paid after inspection and before shipment.
Q5: What's your after sales service?
A5: Elite Aviation's goods have one year guarantee time and during this time if there is any quality questions, free replacement service is supplied.
Q6:How do you ship the goods?
A6:According to your order quantity, it is usually by sea,air or express etc.
And we are looking forward to establishing a long-term cooperative relationship with you.
Elite Aviation Manufacturing Co., Ltd is a professional supplier of thread inserts filter elements and metal products. Since its establishment, ELITE has always adhered to the production and business philosophy of "quality first, customer first", and is committed to providing cost-effective fastener products and fastening system solutions for various industries.
Now, our main products include thread inserts and filters two series. Thread inserts are tangless thread inserts, wire inserts with tails, self tapping inserts, keylocking inserts and their supporting tools. Filters are sintered mesh filter element, corrugated filter element, wire-wound filter element, bag filters, etc. Products are widely used in fields such as communication electronics, aviation, aerospace, rail transit, ships, medical treatment, industrial equipment. Through the continuous efforts of ELITE AVIATION people, products have been widely used in industries such as aviation, aerospace, high-speed rail, large locomotives, automotive manufacturing, power, machinery, as well as high-voltage switchgear, etc.
ELITE AVIATION, to create a global brand of Chinese wire thread inserts and filter elements.
