Chongqing Hengtairail Equipment Co.,Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Supply Ability | 10000 PC per month |
| Delivery Time | 35-45 days |
| Packaging Details | Wooden case |
| Part name | Primary Vertical Hydraulic Damper |
| Standard | TB/T1491 EN13802-2015 |
| Certificate | ISO 9001,CRCC, IRIS, EN15085-2 |
| Working temperature | -40℃-+70℃ |
| Unsymmetry | ≤10% |
| Size | Customized |
| Brand Name | HTR |
| Certification | ISO, CRCC |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union | Supply Ability | 10000 PC per month |
| Delivery Time | 35-45 days | Packaging Details | Wooden case |
| Part name | Primary Vertical Hydraulic Damper | Standard | TB/T1491 EN13802-2015 |
| Certificate | ISO 9001,CRCC, IRIS, EN15085-2 | Working temperature | -40℃-+70℃ |
| Unsymmetry | ≤10% | Size | Customized |
| Brand Name | HTR | Certification | ISO, CRCC |
| Place of Origin | CHINA | ||
| High Light | Primary Hydraulic Railway Damper ，Railway Damper 10% Unsymmetry ，hydraulic damper EN15085-2 | ||
Primary Hydraulic Railway Damper 10% Unsymmetry Steel Rubber EN15085-2
Product advantage
· CRCC approved
· Meet TB/T1491-2015 and EN13802-2015
· Applied to train speed max to 160km/h
· More than 100 various size, and customzied is available.
· be able to withstand attack of sand, rain, snow, strong sunlight, corrosive air, salt atmosphere and ozone
· Good endurence to low frequency of 5*106and high frequency 6*106
Product specification
| Type | Primary vertical oil damper |
| Standard | TB/T1491 EN13802-2015 |
| Certificate | ISO 9001,CRCC, IRIS, EN15085-2 |
| Production ability | 10000 per month |
| Material | steel and rubber |
| Working temperature | -40℃-+70℃ |
| Unsymmetry | ≤10% |
| Size | Customized |
| Design lifetime | 10 years or 2.4*106, which comes first |
| Guarantee | 12 months |
Main Structure
1.rubber bush 2. Tube 3.Piston rod 4. Nut 5.Nut 6.Retainer 7.corrugated oil seal 8.Guide cover
9.Inner tube 10.Seat valve 11.Tube 12.o-seal 13.Piston 14.Piston ring 15.Bellow pot
Drawing of hydrauulic damper
Type
| Lmin | Lmax | D1 | D2 | D3 | D4 | D5 | Thread |
| 280 | 380 | 95 | 83 | 73 | 84.5 | 40 | 20*1.5 |
| 398 | 583 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 398 | 583 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 321 | 441 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 321 | 441 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 315 | 450 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 330 | 480 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 330 | 480 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 330 | 480 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 330 | 480 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 330 | 480 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 330 | 480 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 398 | 583 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 413 | 573 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 413 | 573 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 292 | 412 | 95 | 83 | 73 | 70 | 29.8 | 16 |
| 330 | 480 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| 315 | 450 | 95 | 83 | 73 | 84.5 | 41 | 20 |
| Lmin | Lmax | D1 | D2 | L0 | d |
| 752 | 1287 | 95 | 83 | 58 | 24 |
| 430 | 630 | 95 | 83 | ||
| 350 | 530 | 80 | 70 | 108 | 14 |
| 350 | 550 | 80 | 70 | 108 | 14 |
| 410 | 590 | 95 | 83 | 108 | 14 |
| 325 | 435 | 95 | 83 | 140 | 18 |
| 430 | 590 | 95 | 83 | 120 | 18 |
| 430 | 590 | 95 | 83 | 120 | 18 |
| 430 | 590 | 95 | 83 | 120 | 18 |
| 388 | 553 | 95 | 83 | 109 | 34 |
| 390 | 550 | 95 | 83 | 120 | 18 |
| 390 | 550 | 95 | 83 | 120 | 18 |
| 390 | 550 | 95 | 83 | 120 | 18 |
| 366 | 469 | 95 | 83 | 96 | 18 |
| 357 | 527 | 96 | 83 | 108 | 14 |
| 400 | 585 | 95 | 83 | 96 | |
| 356 | 491 | 80 | 70 | 92 | 14 |
| 402 | 592 | 95 | 83 | 108 | 14 |
| 580 | 880 | 120 | 108 | 96 | M16 |
| 395 | 580 | 95 | 83 | 125 | 14 |
| 370 | 540 | 95 | 83 | 93 | 32.5 |
Connecting method
Application
Related products
There are other 3 categories as below:
Secondary oil damper
it consists of vertical and lateral oil damper, which aims to control nodding vibration and bouncing vibration between carbody and bogie.
Yaw damper
Yaw dampers are a special feature of rail vehicles. They control the sine wave effects of the bogie, increasing safety at medium and high speeds.
Coupling damper
A coupling damper improves the quality and precision of your braking when towing by assisting with the gradual applying of the brakes both on and off.
Company Details
Business Type:
Distributor/Wholesaler,Exporter,Trading Company
Year Established:
1999
Total Annual:
$5million-$10million
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Hengtairail Equipment Co., Ltd (hereinafter referred to as “Hengtairail”) was established by Mr. Wei, in 1999. He was as a vehicle engineer in the China Railway Chengdu Bureau. A professional engineer team and high-efficiency sales team have been built at present. Hengt... Hengtairail Equipment Co., Ltd (hereinafter referred to as “Hengtairail”) was established by Mr. Wei, in 1999. He was as a vehicle engineer in the China Railway Chengdu Bureau. A professional engineer team and high-efficiency sales team have been built at present. Hengt...
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