procurement of pipe fittings procurement of pipe fittings at iocl barauni refinery , list of item ( s ) / work ( s ) as per tender documents , elbo , 90 , sw , cs , a105 , 3000 , 1/2in , elbo , 90 , sw , cs , a105 , 3000 , 3/4in , elbo , 90 , sw , cs , a105 , 3000 , 1in , elbo , 90 , lr , bw , cs , a234 , wpb , 1 1/2in , 40 , elbo , 90 , lr , bw , a234 , wpb , 2in , s40 , elbo , 90 , lr , bw , cs , a234 , wpb , 2in , 80 , elbo , 90 , lr , bw , cs , a234 , wpb , 3in , 40 , elbo , 90 , lr , bw , cs , a234 , wpb , 4in , 40 , elbo , 90 , lr , bw , cs , a234 , wpb , 8in , 40 , elbo , 90 , lr , bw , cs , a234 , wpb , 10in , 40 , elbo , 45 , lr , bw , cs , a234 , wpb , 6in , 40 , elbo , 45 , lr , bw , cs , a234 , wpb , 10in , 40 , red , conc , bw , cs , a234 , wpb , 6x4in , 40x40 , elbo , 45 , lr , bw , cs , a234 , wpb , 12in , std , elbo , 45 , lr , bw , cs , a234 , wpb , 14in , 30 , elbo , 90 , lr , bw , cs , a234 , wpb , 12in , std , elbo , 90 , sr , bw , as , a234 , wp9 , 6in , 40 , elbo , 90 , lr , bw , cs , a234 , wpb , 18in , std , elbo , 90 , lr , bw , cs , a234 , wpb , 20in , std , elbo , 90 , lr , bw , cs , a234 , wpb , 16in , std , elbo , 90 , lr , bw , cs , a234 , wpb , 24in , std