YSBS37223-13机字K13-223 GCr15SiMn
YSBS37224-13机字K13-224 9CrSi
机字13-345a；机字13-350a 高低标
YSBS37001-14机字K14-001 HT150
YSBS37002-14机字K14-002 HT200
YSBS37003-14机字K14-003 HT200
YSBS37004-15机字K15-004 HT250
YSBS37005-15机字K15-005 HT250
YSBS37006-15机字K15-006 HT250
YSBS37007-16机字K16-007 HT200
YSBS37008-16机字K16-008 HT200
YSBS37009-16机字K16-009 HT200
YSBS37010-16机字K16-010 HT250
YSBS37011-16机字K16-011 HT250
YSBS37012-16机字K16-012 HT250
YSBS37013-16机字K16-013 HT250
YSBS37014-16机字K16-014 HT250
YSBS37015-16机字K16-015 HT250
YSBS37016-16机字K16-016 HT300
YSBS37017-16机字K16-017 HT150
