We are identified as one of the most competent enterprises of this market associated with making and supplying a variety of AF Oil Steel 250 Non Asbestos Jointing Gasket Sheets. These premium sheets are ideal for oils fuels, lubricants alcohols, hydrocarbons, steam water cooling liquids, most diluted acid and alkalies for medium stress condition. Besides, our product is offered in several sizes and dimensions.
PRODUCT SPECIFICATION :
Properties | Testing Method | Unit | Specification |
Density | ASTM F 1315 | G/cm3 | 1.7-2.9 |
Compressibility | ASTM F 36J | % | 7-17 |
Recovery | ASTM F 36 J | % | 40 |
Tensile Strength (Across Grain) | ASTM F 152 | N/mm2 | 10.5 |
Creep Relaxation (0.80mm) | ASTM F 38 B | % | 30 |
Stress Relaxation | DIN 52913 | | |
a. 16 hours, 175 Degree Centigrade | 50 Mpa | Mpa | 22 |
b. 16 hours, 300 Degree Centigrade | 50 Mpa | Mpa | |
Gas Solubility (0.80 mm) | ASTM F 37 B | M/hour | 1.0 |
Cold/Hot Compression (0.80 mm) | | | |
a. Thickness decrease at 23 Degree Centigrade | | % | |
b. Thickness decrease at 300 Degree Centigrade | | | |
ASTM OIL NO 3 (5 HRS, 150 Degree Centigrade) | | | |
Thickness Increase | | % | 15 |
Weight Increase | | % | 15 |
10. Fuel B (5 hrs, 23 Degree Centigrade) | | | |
Thickness Increase | | % | 15 |
Weight Increase | | % | 15 |
11. Water (5 hrs, 100 Degree Centigrade) | | | |
Thickness Increase | | % | 10 |
Weight Increase | | % | 10 |
12. Thickness Increase | | | |
65% H2S04 Acid (48 hrs, 23 Degree Centigrade) | | % | |
96% H2S04 Acid (48 hrs, 23 Degree Centigrade) | | % | |
40% HNO3 Acid (48 hrs, 23 Degree Centigrade) | | % | |
ASTM Line call out | | | ASTM 104 F712121E23A985M5 |
Max. Operating Conditions | | | |
Max. Peak Temperature | | Degree Centigrade | 300 |
Max. Operating Temperature | | Degree Centigrade | 250 |
Max. Operating Pressure | | Bar | 100 |
Superlite Jointings Pvt. Ltd.
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