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Product Details
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Product Group:
Gasket Series
Product Description
We have produced the spiral wound gaskets with more than 20 years.
Due to rich experience in this line, our high quality spiral wound gasket have meet with a favourable reception all over the world.
Welcome new customers to send inquiry.
Spiral wound gaskets type:
Type Thickness(mm)
Basic form 3.2 4.5
With inner ring 4.5
With outer ring 4.5
With inner and outer ring 4.5
Structure type:
Filler Hoop Inner ring Outer ring
Asbestos SS 304 Carbon steel Carbon steel
Graphite SS 316 SS 304 SS 304
PTFE SS 316L SS 316 SS 316
SS 316L SS 316L
Stardard: ASME16.20. ASME16.05
We also can produce according to JIS. JPI standards or client request
| Spiral wound gaskets type: | | Type | Thickness(mm) | | Basic form | 3.2 | 4.5 | | With inner ring | | 4.5 | | With outer ring | | 4.5 | | With inner and outer ring | | 4.5 |
| | | | Structure type: | | Filler | Hoop | Inner ring | Outer ring | | Asbestos | SUS 304 | Carbon steel | Carbon steel | | Graphite | SUS 316 | SUS 304 | SUS 304 | | PTFE | SUS 316L | SUS 316 | SUS 316 | | | | SUS 316L | SUS 316L |
| | | | The table below may be used for selected material of inner ring and winding metal. | | Trade name | AISI | Hardness(HB/HV) | Temperature(°C) | | Stainless steel 304 | 304 | 130~180 | -250~+550 | | Stainless steel 316 | 316 | 130~180 | -100~+550 | | Stainless steel 316L | 316L | 130~190 | -100~+550 |
| | The outer ring is generally manufactured from carbon steel with an anti-corronsion treatment. | | | | The table below may be used for determining the correct filler. | | Filler material | Temperature(°C) | Max operating pressure(kg/cm2) | | Graphite | -200~550 | 250 | | Asbestos | -150~450 | 100 | | PTFE | -240~260 | 100 |
| | | | Flange type and Spiral Wound Gasket form | | Flange type | Spiral Wound Gasket form | | Flat face flange(F.F) | Gasket with an outer ring | | Gasket with an inner and outer ring | | Raised face flange(R.F) | Gasket with an outer ring | | Gasket with an inner and outer ring | | Male and female flange(M & F) | Basic form gasket | | Gasket with an inner ring | | Tongue and groove flange(T & F) | Basic form gasket | | Gasket with an inner ring | | Flat and groove flange(F & G) | Basic form gasket | | Gasket with an inner ring |
| | | | Tolerances of thickness | | Item | Thickness(mm) | Tolerances(mm) | | Gasket thickness | 4.5, 3.2 | +0.2
-0.1 | | Ring thickness | 3.0 | ±0.24 |
| | | | The table below specifies the production diameter tolerance (Nominal pipe diameter for flanges in accordance with): | | | DIN (mm) | ANSI B16.5
BS1560 (mm)
Mss sp-44 | API 605 | Tolerances | Inner ring I.D.
Gasket I.D. | <=600 | <=24" | >=26" and <=34" | ±0.5 | | >600 and <=800 | >24" and <=34" | >=36" and <=60" | ±0.9 | | >800 and <=1600 | >34" and <=60" | | ±1.3 | | >1600 | >60" | | ±1.6 | | Gasket O.D. | <=600 | <=24" | <=24" | ±0.9 | | >600 and <=1600 | >24" and <=60" | >24" and <=60" | ±1.8 | | 1600 | >60" | | ±2.2 | | Outer ring O.D | | | >=1/2" and <=60" | ±0.9 | | <=600 | <=24" | | 0-1.0 | | >600 and <=1000 | >24" and <=34" | | 0-1.8 | | >1000 and <=1600 | >34" and <=60" | | 0-2.2 |
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