... common fish plateP50, P60 bulge fish plate2) Raw material: 45#, 50#, B7.45#3) Surface: plain (oil)2. Gauge apron 1) Used in ... ,10,12 4) Raw material: Q235, 35K, 45#, 40Mn2, 20Mnsi, 35CrMo, 40Cr, 42CrMo 5) Surface: plain (oil), black paint, color paint, zinc ... according to customers drawings and samples 2) Raw material: Q235.45# 3) Surface: plain, black, paint, zinc, hdg, etc12. Rail pad/ Rubber ...