... Q235B/Q345B or stainless steel plate, the welded alloy layer(Cr7C3 carbide) volume fraction can reach 50 ... 6+3,8+3,5+4,6+4,8+4,10+4,6+5,8+5,10+5,15+5,20+ ... 5,6+6,8+6,10+6,20+6,8+8,10+8,10+10 ... ,15+10 ... Good ExcellentStd sizes(OD) Unlimited 3''to26'' 10''to40'' 4''to24''Handling &Installation Excellent Very good Very ...