GUANGZHOU GUOMAT AIR SPRING CO. , LTD
| Payment Terms | T/T, Western Union,Paypal or Others |
| Supply Ability | 1000pcs/week |
| Delivery Time | 2-8 work days |
| Packaging Details | strong carton box or as customers need |
| Material | Steel cover plate , rubber bellows |
| Firestone | W01-M58-6128 |
| Gas Hole | 3/4 |
| Two Pillars Stick Nuts | M8 |
| Screw Center Distance | 157 mm |
| Cover Plate Diameter | 264mm |
| Pressure Ability | 0.2-0.8 M Pa |
| Natural Height | 297 mm |
| Goodyear | 3B12-320 |
| Goodyear Bellows NO. | 578-93-3-100 |
| Brand Name | Goodyear |
| Model Number | 3B12-320 |
| Certification | ISO/TS16949:2009 |
| Place of Origin | Guangdong,China |
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Product Specification
| Payment Terms | T/T, Western Union,Paypal or Others | Supply Ability | 1000pcs/week |
| Delivery Time | 2-8 work days | Packaging Details | strong carton box or as customers need |
| Material | Steel cover plate , rubber bellows | Firestone | W01-M58-6128 |
| Gas Hole | 3/4 | Two Pillars Stick Nuts | M8 |
| Screw Center Distance | 157 mm | Cover Plate Diameter | 264mm |
| Pressure Ability | 0.2-0.8 M Pa | Natural Height | 297 mm |
| Goodyear | 3B12-320 | Goodyear Bellows NO. | 578-93-3-100 |
| Brand Name | Goodyear | Model Number | 3B12-320 |
| Certification | ISO/TS16949:2009 | Place of Origin | Guangdong,China |
| High Light | Firestone Convoluted Air Bags ，W01-M58-6128 Firestone Air Bag System ，Goodyear Triple Convoluted Air Bags | ||
Firestone Air Spring W01-M58-6128 Triple Convoluted Air Bags Suspension Goodyear 3B12-320
Goodyear 3B12-320 Cross others OEM
GUOMAT NO. :3B6128
Firestone Part NO.: W01-M58-6128;
Firestone Part NO.:W01 M58 6128;
Firestone Part NO.:W01M586128
Firestone Part NO.: WO1-M58-6128;
Firestone Part NO.:WO1 M58 6128;
Firestone Part NO.:WO1M586128
Goodyear Part NO.: 3B12-320;
Goodyear Part NO.:3B12 320;
Goodyear Part NO.:3B12320
Goodyear Bellows NO.:578-93-3-100
Goodyear Bellows NO.:578 93 3 100
Goodyear Bellows NO.: 578933100
Goodyear Flexmember 578-93-3-100
Goodyear Flexmember 578 93 3 100
Goodyear Flexmember 578933100
Firestone Part NO.: W01-M58-6129;
Firestone Part NO.:W01 M58 6129;
Firestone Part NO.:W01M586129
Firestone Part NO.: WO1-M58-6129;
Firestone Part NO.:WO1 M58 6129;
Firestone Part NO.:WO1M586129
Technical Parameters of Goodyear 3B12-320
❶Nut / Blind Nut
Top Cover Plate Screw (Nut) Tooth : 2pcsXM-8 x 1.25 BLIND NUTS 15 mm DEEP
Screw Center Distance of Top Cover Plate : 157mm
Bottom Cover Plate Screw (Nut) Tooth : 2pcsXM-8 x 1.25 BLIND NUTS 15 mm DEEP
Screw Center Distance of Bottom Cover Plate : 157mm
❷ Gas Hole / Air inlet / Air Fitting
Gas Hole / Air inlet : 1/4 N P.T.F. / 1/4NPTF
❸ Cover Plate
Top Cover Plate Diameter: 264 mm
Bottom Cover Plate Diameter: 264 mm
❹Rubber Bellows
Rubber Bellows MAX Diameter: 333 mm
Rubber Bellows Natural Diameter :300 mm
The Working Stroke : MAX 470 mm to MIN 115 mm
Maximum Height : 470 mm
Minimum Height :115mm
Compression Height : 330 mm
❺ Bumper block / Buffer block
Without Bumper Block
❻ Girdle Hoop / Girdle Ring
With Girdle Hoop :Two Pieces of Girdle Hoop
| Maximum Diameter @ 7 Bar (mm) | 333 | Dim. B (mm) | 73 |
| Maximum Height (mm) | 114 | Design Height (mm) | 343 |
| Maximum Stroke (mm) | 267 | Load (at Design Height) at: 3 Bar (kN) | 11.3 |
| Minimum Usable Height (mm) | 381 | Load (at Design Height) at: 5 Bar (kN) | 20 |
| Force in kN @ 5 Bar at Stroke of 25 mm | 32.2 | Load (at Design Height) at: 7 Bar (kN) | 29.1 |
| Force in kN @ 5 Bar at Stroke of 50% of Max Stroke | 26.2 | Natural Frequency (@5 Bar)(fn(Hz) | 1.3 |
| Force in kN @ 5 Bar at Stroke of Maximum Stroke | 17.6 | % of Isolation at Forced Frequency 7 Hz | 95.9 |
| Material | 2-Ply Standard Cord | % of Isolation at Forced Frequency 13 Hz | 99 |
| Bead plate Type | 3 | % of Isolation at Forced Frequency 25 Hz | 99.7 |
| Dim. A (Blind Nut Centers) (mm) | 157 |
Style 352
Blind nuts, 1/4 BSP
W01-M58-6129
Blind nuts, 3/4 BSP
W01-M58-6128
Two Ply Bellows
Assembly weight.........................................................8.84 kg.
Force to collapse to minimum height (@ 0 BAR) 900 N.
| Style Number | Design Height | Load (at Design Height) at: | Natural Frequency | % of Isolation at Forced Frequency | ||||
| ••40 PSIG (pounds) | 60 PSIG (pounds) | 80 PSIG (pounds) | (@ 80 PSIG) fn(cpm) | 400 CPM % | 800 CPM % | 1500 CPM % | ||
| TRIPLE CONVOLUTION | ||||||||
| 352 | 13.5 | 2,319 | 3,631 | 5,017 | 77 | 95.9 | 99.0 | 99.7 |
| 313 | 13.0 | 3,310 | 5,120 | 7,020 | 82 | 95.6 | 98.9 | 99.7 |
| 333 | 14.7 | 3,282 | 5,167 | 7,000 | 77 | 96.1 | 99.1 | 99.7 |
| 312** | 13.0 | 5,100 | 7,930 | 10,730 | 80 | 95.8 | 99.0 | 99.7 |
| 323** | 13.0 | 8,010 | 12,030 | 16,270 | 78 | 96.0 | 99.0 | 99.7 |
| 320** | 14.0 | 9,340 | 14,850 | 19,200 | 76 | 96.3 | 99.1 | 99.7 |
| 319/321 | 15.0 | 15,080 | 23,200 | 31,600 | 72 | 96.7 | 99.2 | 99.8 |
| 348-3 | 15.0 | 31,480 | 47,870 | 64,870 | 68 | 97.0 | 99.3 | 99.8 |
Company Details
Business Type:
Manufacturer,Agent,Exporter
Year Established:
2006
Total Annual:
5999900-6999900
Employee Number:
159~189
Ecer Certification：
Verified Supplier
Guangzhou Guomat Air Spring Co., Ltd. is located in Guangzhou, about 15min’s drive from Baiyun Airport. Our mainly products are air spring, rubber bellows, air suspension spring, air suspension compressor and refitted suspension system. They are widely used in bus, truck, cabin, vehicles&rsquo... Guangzhou Guomat Air Spring Co., Ltd. is located in Guangzhou, about 15min’s drive from Baiyun Airport. Our mainly products are air spring, rubber bellows, air suspension spring, air suspension compressor and refitted suspension system. They are widely used in bus, truck, cabin, vehicles&rsquo...
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