Alloy No Color Karat Application Hardness (HV) Casting Temperature/°C
10K 14K 18K 22K
H-126 Pink Yellow 8/10/14K Casting, Stone casting 105 (10K) 980 965 - -
H-136A Green Yellow 8/10/14K Casting, Stone casting 124 (14K) 970 955 - -
H-190A Yellow 8/10/18K Casting, Stone casting 128 (14K) 965 960 - -
H-210 Slight Yellow 8/10/14K Casting, Stone casting 124 (14K) 970 960 - -
H-111 Deep Yellow 10/14K Casting, Stone casting 128 (14K) 980 965 - -
H-89A Green Yellow 8/10/14K Casting, Stone casting 128 (14K) 970 965 - -
H-134 Yellow 10/14K Casting, Stone casting 127 (14K) 975 955 - -
H-158 Yellow 10/14K Casting, Stone casting 127 (14K) 975 965 - -
H-153B Pink 10/14/18K Casting, Rolling 166 (18K) 1075 1020 1020 -
H-154A Deep Pink 10/14/18K Casting, Rolling 166 (18K) 1075 1020 1020 -
H-186 Green Yellow 10/14/18K Casting, Stone casting, Rolling 120 (18K) 1010 1000 990 -
H-160A Deep Yellow 10/14K Casting, Stone casting 145 (14K) 960 950 - -
H-188B Green Yellow 10/14/18K Casting, Stone casting 136 (18K) 925 920 915 -
H-191A Pale Yellow 14K Casting, Stone casting 130 (14K) - 960 - -
H-168B Yellow 18K Casting, Stone casting, Rolling 135 (18K) - - 980 -
H-172 Red Yellow 18K Casting, Stone casting 132 (18K) - - 950 -
H-175B Yellow 18K Casting, Stone casting 135 (18K) - - 990 -
H-176A Pink Yellow 18K Casting, Stone casting, Rolling 134 (18K) - - 980 -
H-177B Yellow 18K Casting, Stone casting 132 (18K) - - 975 -
H-377B Yellow 18K Casting, Stone casting 130 (18K) - - 975 -
H-179B Green Yellow 18K Casting, Stone casting, Rolling 128 (18K) - - 990 -
H-379B Green Yellow 18K Casting, Stone casting, Rolling 127 (18K) - - 990 -
H-180B Deep Yellow 18/22K Casting, Rolling 87 (22K) - - 1050 1070
H-222 Yellow 21/22K Casting, Rolling 88 (22K) - - - 1075
H-225 Light Yellow 21/22K Casting, Rolling 85 (22K) - - - 1075
H-228 Green Yellow 21/22K Casting, Rolling 84 (22K) - - - 1080

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