Metals–Iron–Steel Import Export Tender and Transport Offers

1- RASCHIG RING (BLACK HOLLOW RING) MATERIAL: CARBON (GRATER THEN OR EQUAL TO 99%) SIZE: OD= 19.05mm ID=3/4”, WALL THICKNESS: 4.24mm ≈ 5.5mm, LENGTH: 19.05mm Min. CRUSSING STRENGTH (LBS): 23, FREE SPCAE: 61% LOSS BY ALKALI TREATMENT (%) = 0.1 TO 0.2@ (60°C &24HRS, 2% NAOH SOL), SUITABLE FOR ALL KINDS OF ALKALI AND ACID ENVIORMENT, LIFE TIME YEAR: GREATER THEN OR EQUAL TO 2YEARS (LONG USEFUL LIFE) QUANTITY: 2.150 M3 2- RASCHIG RING (BLCK HOLLOW RING) MATERIAL: CARBON (GRATER THEN OR