Stainless Steel Pipes
焊管：壁厚最薄可达1.0mm，最厚可达50.0mm，管径最小可达12.7mm，最大可达4800mm。
Welded pipe: the wall thickness can be up to 1.0mm, the thickness can be up to 50.0mm, the diameter can be up to 12.7mm, the maximum can be 4800mm.
无缝管:直径最小6mm，最大762mm，壁厚最薄1mm，最厚40mm.
Seamless tube: the minimum diameter is 6mm, the maximum is 762mm, the minimum wall thickness is 1mm, the maximum thickness is 40mm.