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[China]
Trade Verify
Address: No. 1, Keyuan Road, Baiyun District, Guangzhou,Guangdong,510540,China
Contact name:Linda Lin
GUANGZHOU GUOMAT AIR SPRING CO. , LTD |
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Verified Suppliers
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W01-358-7230 Firestone Air Spring Style 215 Two Ply Refer To
Contitech FD 2870-30 RS
Industrial Triple Convoluted Air Spring Specifications
| Manufacturer Part Number | Short Description W01-358-7230, W013587230, WO1-358-7230, WO13587230 | Bead ring Type | 4 |
| Maximum Diameter @ 7 Bar (mm) | 707 | Dim# C (Bolt Circle Diameter mm) | 597 |
| Maximum Height (mm) | 84 | # of Bolts (each ring) | 32 |
| Maximum Stroke (mm) | 284 | Design Height (mm) | 381 |
| Minimum Usable Height (mm) | 368 | 3 Bar (kN) | 78.5 |
| 25 mm (kN) | 174.6 | 5 Bar (kN) | 132.9 |
| 50% of Max Stroke (kN) | 150 | 7 Bar (kN) | 187.9 |
| Maximum Stroke (kN) | 106.5 | Natural Frequency (@5 Bar)(fn(Hz) | 1.2 |
| Applicable Technigram | 113 | 7 Hz | 97 |
| Material | 2-Ply, High Strength Cord | 13 Hz | 99.3 |
| 25 Hz | 99.8 |
Bellows type industrial air spring, double helix, effective area
2870cm square, maximum stroke 30cm, stud bolt installation, inch
seal ring, high strength 175 PSI Max
Maximum diameter @ 100 PSIG (inches)
27.9
Maximum height (inch)
12.1
Maximum stroke (inch)
8.6
Minimum usable height (inches)
3.5
80PSI force at 1 inch stroke (lbs)
42500
Force applied at 80 PSI in a 3-inch stroke (pounds)
40000
Maximum thrust for maximum stroke @ 80PSI (pounds)
28160
material
2-layer high-strength cord
GUOMAT 2B7230 Cross OEM
GUOMAT: 2B7230
Firestone:Style 215
Two Ply High Strength Bellows
Ribbed neck aluminum bead rings (equal spacing),
17/8 bolts, nuts, washers
W01-358-7230
Ribbed neck aluminum bead rings (unequal spacing) 17/8 b,n,w
W01-358-7301
Ribbed neck aluminum bead rings (equal spacing) 11/4 b,n,w
W01-358-7302
Rubber bellows only
Firestone W01-358-7912;
Firestone W01 358 7912;
Firestone W013587912
Assembly weight
..................................................... 41.0 lbs.
Force to collapse to minimum height (@ 0 PSIG) ... 160 lbs.
| 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 % | ||
| DOUBLE CONVOLUTION | ||||||||
| 21 | 9.5 | 3,030 | 4,750 | 6,540 | 105 | 92.6 | 98.3 | 99.5 |
| 21-2 | 10.5 | 3,460 | 5,350 | 7,280 | 95 | 94.1 | 98.6 | 99 6 |
| 233-2 | 11.25 | 3,413 | 5,631 | 7,691 | 89 | 95.0 | 98.8 | 99.7 |
| 28** | 9.5 | 4,590 | 7,010 | 9,590 | 101 | 93.2 | 98.4 | 99.5 |
| 203** | 9.5 | 7,210 | 11,100 | 14,970 | 97 | 93.7 | 98.5 | 99.6 |
| 29** | 9.5 | 9,780 | 14,860 | 20,060 | 92 | 94.4 | 98.7 | 99.6 |
| 200 | 9.5 | 13,290 | 20,390 | 27,330 | 93 | 94.2 | 98.6 | 99.6 |
| 215 | 10.5 | 15,840 | 24,140 | 32,550 | 86 | 95.1 | 98.8 | 99.7 |
| 248-2 | 11.0 | 30,830 | 47,720 | 63,890 | 83 | 95.5 | 98.9 | 99.7 |
