bids are invited for spiral wound gasket 1. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size - 335 x 360 x 4.5 , 2. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size -275 x 291.5 x 4.5 , 3. ss-304l graphite filled spiral wound r-type gasket as per asme-b- 16.20. size id x od x thick size -236 x 258 x 3.5 , 4. ss- 304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size -104 x 112 x3.2 , 5. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size - 601 x 623.5 x 4.5 , 6. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size -521 x 543.5 x 4.5 , 7. ss-304l graphite filled spiral wound r-type gasket as per asme-b- 16.20. size id x od x thick size -631 x 653.5 x 4.5 , 8. ss- 304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size -661 x 683.5 x 4.5 , 9. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size - 375.5 x 398 x 4.5 , 10. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size -413 x 435.5 x 4.5 , 11. ss-304l graphite filled spiral wound r-type gasket as per asme-b- 16.20. size id x od x thick size -320 x 360 x 4.5 , 12. ss- 304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size -106 x 140 x 3.2 , 13. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size - 152.3 x 164x 3.2 , 14. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size 267.5 x 289.30 x 3.2 , 15. ss-304l graphite filled spiral wound r-type gasket as per asme-b-16.20. size id x od x thick size 243 x 257.2 x 3.2 1 77asme-b-16.20. size id x od x thick size 243 x 257.2 x 3.2 od x thick size-520 x 575 x 5.2 , 62. ss-304l graphite filled sp