| MATERIAL DESCRIPTION & OPERATING GUIDELINES | |
|---|---|
| หัวข้อ (SECTION) | รายละเอียด (DESCRIPTION) |
| Material Description |
Top quality oil and petrol resistant material suitable for fuels, oils, solvents including aromatic and chlorinated hydrocarbons for high mechanical and thermal demand. Excellent resistance and compatibility for natural and town gas, water, steam, alkalines, mild acids and many other chemicals. Colour: Black.
(Do not retorque fasteners at cryogenic temperatures) |
| Max. Temperature | 500°C |
| Min. Temperature | -200°C |
| Max. Pressure | 130 bar |
| Standard | (Indian Standard IS 2712 / 1998 : Gr. O/1 & W/1) |
| TYPICAL SPECIFICATIONS | |
|---|---|
| ประเทศ (COUNTRY) | มาตรฐาน (STANDARD) |
| British | BS 1832 Grade A and O |
| German | DIN 3754 IT O |
| American | ASTM F104-F112120 M8 |
| French | NFT 48001 Cat. D. |
| Other Approvals | Approved by the Water Research Council for use with potable water |
| TYPICAL ORIGINAL PROPERTIES (1.5MM) | ||
|---|---|---|
| คุณสมบัติ (PROPERTIES) | มาตรฐานทดสอบ | ค่า (VALUE) |
| Minimum tensile Strength (cross grain) | ASTM F152 | 38 N/mm2 |
| Specific gravity | - | 1.95 gm/cm3 |
| Compressibility | ASTMF36A | 8% |
| Recovery | ASTMF36A | 55% |
| Stress relaxation | BS 1832 | 30 N/mm2 |
| TYPICAL PROPERTIES AFTER FLUID IMMERSION (1.5MM) - THICKNESS INCREASE | ||
|---|---|---|
| สารทดสอบ (FLUID) | เงื่อนไข (CONDITION) | เปอร์เซ็นต์การเพิ่มขึ้น (%) |
| ASTM Oil 3 | 5 hours 150°C | 6% |
| ASTM Fuel A | 5 hours 20°C | 0-10% |
| ASTM Fuel B | 5 hours 23°C | 8% |
Typical Specifications
British : BS 1832 Grade A & O
German : DIN 375-4 IT 400
American : ASTM F104-F112 551 M8
French : NFT48001 Cat. D.
Material Description
Top quality oil and petrol resistant material suitable for fuels, oils, solvents including
aromatic and chlorinated hydrocarbons for high mechanical and thermal demand.
Excellent resistance and compatibility for natural and town gas, water, steam, alkalines,
mild acids and many other chemicals.
Composed of chrysotile asbestos and NBR binder. Also available in metallic
Typical Original Properties (1.5mm)
Minimum tensile
Strength (cross grain) : ASTM F152 = 38 N/mm2
Specific gravity : 1.95 gm/cm3
Compressibility : ASTM F36A = 8%
Recovery : ASTM F36A = 55%
Stress relaxation : BS 1832 = 30 N/mm2
Operating Guidelines
Max. Temperature : 500 C
Max. Pressure : 130 bar
Min. Temperature : -200 C
(Indian Standard IS 2712 / 1998 : Gr. 0/1 & W//1 )
Typical Properties afterFluid Immersion (1.5mm)
Thickness increase
ASTM Oil 3 5 hours 150 C = 6%
ASTM Fuel A 5 hours 20 C = 0-10%
ASTM Fuel B 5 hours 23 C = 8%