supply of check valve / s ling tube / pipe positioning brace plate , check valve for btpgln dome fitting as per drw: wcs-7801-s/62 item no. 7. make : arieckal ,midland,chan dra engg. [ warranty period: 30 months after the date of delivery ] ] , check valve for btpgln dome fitting as per drw: wcs-7801-s/62 item no. 3. make : arieckal ,midland,chan dra engg. [ warranty period: 30 months after the date of delivery ] ] , sampling tube in dome suitable to fit sampling valves (item no. 9 drg. no.wcs-7801-s/62) of btpgln wago n, manufactured from ss304 seamless stainless-steel tube.make : arieckal ,midland,chandra engg. [ warranty period : 30 months after the date of delivery ] ] , liquid eduction valve pipe as per drg. no. wcs-7801-s-63 item no. 5, material- is:1239 part-1. make : arieck al ,midland,chandra engg. [ warranty period: 30 months after the date of delivery ] ] , pipe positioning brace plate as per drg. no. wcs-7801-s-63 item no. 6 or wcs-7801-s-62 item no. 18, materi al- is:2062 fe 410 cu wa. make : arieckal ,midland,chandra engg. [ warranty period: 30 months after the date of delivery ] ] , pipe positioning brace plate (lower) as per drg. no. wcs-7801-s-63 item no. 14 or wcs-7801-s-62 item no. 1 7, material- is:2062 fe 410 cu wa. make : arieckal ,midland,chandra engg. [ warranty period: 30 months after the date of d elivery ] ] , sampling tube (dome) as per drg. no.wcs-7801-s/63 item no. 15, or wcs-7801-s/62 item no. 24 material - is: 17876:2022 (ss304). make : arieckal ,midland,chandra engg. [ warranty period: 30 months after the date of delivery ] ] , body flange of magnetic level gauge assembly as per drg. no. ai-mlg-04 or ml-a2-003 item no. 4 material- is: 2062 e 250 c. [ warranty period: 30 months after the date of delivery ] ] , thermo meter well (bottom) for btpgln tank wagons as per rdso drg.no.wcs 7801-s/63 with latest alt. item no.7 or wcs 7801-s/62 with latest alt. item no.11. [ warranty period: 30 months after the date of delivery ] ] , manhole cover plate with studs and check valve in assembled condition as per drg. no. wcs-7801-s/62 or wcs-7801-s/63 with latest amendment. make : arieckal ,midland,chandra engg. [ warranty period: 30 months after the date of delivery ] ]