世界上1分钟内用左前臂打断钢板数量最多的人——孙万林
证书编号：09507-1112-01
颁证日期：2012年4月9日
中国河北省蔚县孙万林先生于2011年12月31日在蔚县西合营镇表演铁臂功，用左前臂三角肌打断长450毫米、厚5毫米、宽50毫米的钢板40块，用时53秒，创世界纪录协会世界上1分钟内用左前臂打断钢板数量最多世界纪录。

The person who broke the most numbers of steel plates with left forearm within one minute in the world
----Sun Wanlin
On December 31^st 2011, Mr. Sun Wanlin from Wei County, Hebei, China, performed the iron arm skill in Xiheying Town, Wei County, to break 40 pieces of steel plates, which had a length of 450 mm, a thickness of 5 mm, and a width of 50 mm, with the deltoid muscle of left forearm in 53 seconds, setting the world record granted by the World Record Association for being the person who broke the most numbers of steel plates with left forearm within one minute in the world.