材料
material |
丁晴橡胶
butacyanogen rubber |
硅橡胶
silica rubber |
氟橡胶
fluorine rubber |
特性
property |
阻燃耐油、酸、碱
combustion damp、oil-resist ance、acid、alkali |
无毒、高温
non poisonous、high temp resistance |
高温、油、酸、碱
high temp、oil、acid、 combustion damping |
使用范围
Application range |
海水、淡水、污水、消防、燃油、滑油、空气
sea water、fresh water、waste water、fire proof、fuel oil、lubricating oil、compressed air |
供水、饮水、制冷水
water supply、drinking water、cooling sheet |
高温燃油、滑油、动物油、植物油
high temp、food oil、lubricating oil、animal oil、plant oil |
颜色
color |
黑色
black |
白色
white |
红色
red |
工作压力
work pressure |
Mpa |
3 |
1.6 |
3 |
工作温度
work temp |
℃ |
-30~+110 |
-30~+150 |
-30~+250 |
抗拉强度
anti-drawing strength |
Mpa |
＞7.0 |
＞7.0 |
＞7.5 |
伸长率
elongation ratio |
% |
＞250 |
＞250 |
＞100 |
永久伸长率
forever elongation ration |
% |
＜25 |
3~7 |
|
邵氏硬度
hardness |
|
80±5 |
60±5 |
＞70 |
| 阻燃combustion damp |
|
＞30 |
|
|
稳定系数
shability factor |
H2SO4 20% |
0.75 |
|
|
| GOL 20% |
| NaOH或KOH 20% |
备注
remaks |
1．通径15~150厚度3mm16Mpa公称压力以上Mpa夹铜网，带一个手柄。
General diameter 15~150 thickness 3mm over 16 of mominal pressure with copper net with on hand . |
| |
2．通径200~500厚度4mm5Mpa 公称压力以上0.75钢片，带二个手柄。
General diameter 200~500 thickness 4mm over 5of mominal pressure with 0.75 copper net with two hand. |
| |
3. 通径500厚度以上5mm5Mpa 公称压力以上1.0钢片，带二个手柄。
General diameter over 500 thickness 5mm over 5of mominal pressure with 1.0 copper sheet with two hand. |
| |
夹钢片或铜片时垫片内，外径各留5mm橡胶，以不露出金属。
With 5mm rubber inside & outside of steel sheet & copper net, metal can't be seen. |
| 法兰标准：GBM1-32-81系列、GBD1012-81系列、GBM573系列。Flange standard: GBM1-32-81series、GBD1012-81 series、GBM573 series. |
