ASTM A387 A387M Specification
ASTM A387 Grade 11 Class 1(A387GR11CL1) Press...
ASTM A387 Grade 11 Class 2(A387GR11CL2) Press...
ASTM A387 Grade 5 Class 2(A387GR5CL2) Pressur...
ASTM A387 Grade 5 Class 1(A387GR5CL1) Pressur...
ASTM A387 Grade 12 Class 1(A387GR12CL1) Press...
ASTM A387 Grade 12 Class 2(A387GR12CL2) Press...
ASTM A387 Grade 22 Class 1(A387GR22CL1) Press...
ASTM A387 Grade 22 Class 2(A387GR22CL2) Press...