目前木材级别分为FAS双面选材，FAS单面，普通一级，普通二级达到FAS双面特优级选材要满足于3个条件，结巴少，色差小，稳定性好做成家具不易开裂变形。
At present, the wood grade is divided into FAS double-sided material selection, FAS single-sided, common grade 1 and common grade 2.
黑胡桃木质管孔极细，含有丰富的树脂油，稳定性非常好，抗震能力及强，常用于钢琴及高档次奔驰、宝马等汽车内部装饰，具有超强的欣赏和收藏价值。
Black walnut wood pore is extremely fine, rich in resin oil, very stable and earthquake resistant.Ability and strong, often used in piano and high-grade Mercedes, BMW and other car interior decoration, with Super appreciation and collection value.
美国黑胡桃是现代家具市场上最受业界推崇的深色名贵木材，兼有尊贵与现代美感、高贵典雅中散发着优雅气质。
The American black walnut is the most respected dark-colored rare wood in the modern furniture market. It has bothNoble and modern aesthetic feeling, noble and elegant exude elegant temperament.