LEAD ALLOYS


Stalwart alloys is renowned manufacturer of refined lead alloys in various form types.like Sb,Cu,Sn, Ca, Se etc.

We are engaged in supplying customized and high quality of lead alloys as per the Customer specification. Our company has alloying kettles of different capacities from 7 to 30 MT per batch. Our teams of experts are totally involved right from choosing the best quality of raw materials. Then they apply advance techniques to ensure that the products are on the highest quality standards.

Lead alloys Within Specified Limits:- –


Calcium – Lead Alloy
Elements Symbol % Limits
Calcium Ca 0.120 +/- 0.020
Aluminum Al 0.030 +/- 0.010
Tin Sn 0.400 +/- 0.100
Other Impurities
Applications: For making Automotive/Tubuler/SMF/VRLA battery plates.
Antimony- Selenium Lead Alloy – 2.5
Elements Symbol % Limits/th>
Antimony Sb 2.500 +/- 0.250
Arsenic As 0.150 +/- 0.050
Tin Sn 0.250 +/- 0.050
Selenium Se 0.020 +/- 0.005
Other Impurities Within Specified Limits
Applications: For making Automotive / Tubuler grids.
Antimony Lead Alloy – 3.0
Elements Symbol % Limits
Antimony Sb 3.000 +/ – 0.250
Arsenic As 0.125 +/ – 0.025
Tin Sn 00.250 +/ – 0.050
Sulphur S 0.003 – 0.008
Copper Cu 0.040 – 0.060
Other Impurities Within Specified Limits
Applications:  For making small parts in HD batteries, also in COS Fusion
Antimony Lead Alloy – 4.5
Elements Symbol % Limits
Antimony Sb 4.500 +/ – 0.250
Arsenic As 0.150 +/ – 0.025
Tin Sn 0.250 +/ – 0.050
Sulphur S 00.003 – 0.008
Copper Cu 0.040 – 0.060
Other Impurities Within Specified Limits
Applications: : For making automotive / Tubuler Grids
Copper – Lead Alloy
Elements Symbol % Limits
Antimony Sb 0.001
Arsenic As 0.001
Tin Sn 0.001
Bismath Bi 0.030
Copper Cu 0.070 – 0.080
Iron Fe 0.001
Zink Ze 0.001
Silver Ag 0.005
Other Impurities Within Specified Limits
Applications: : : For making Lead Pipes / Chemical reactors
Tin – Lead Alloy
Elements Symbol % Limits
Antimony Sb 0.005
Arsenic As 0.001
Tin Sn 20 – 80 (As per requirement)
Bismath Bi 0.030
Copper Cu 0.005
Iron Fe 0.001
Other Impurities Within Specified Limits
Applications: : :: For making Solder Alloy